The Short Version: Who Actually Protects You
Every provider on this list advertises "DDoS protection included." The difference is what happens when 40Gbps of UDP flood traffic hits your IP at 3am. BuyVM at $3.50/mo routes through Path.net's multi-Tbps scrubbing network — the same infrastructure that game server operators trust when someone rage-boots their Minecraft server, and the only provider on this list that I have personally watched absorb sustained attacks without flinching. Vultr at $5/mo is the best all-around choice with automatic scrubbing across 9 US datacenters and a firewall API. For web-facing services, layer Cloudflare on top regardless — provider protection stops the firehose, Cloudflare stops the lockpick.
Table of Contents
- The Reality of DDoS Protection Marketing vs. Actual Mitigation
- Null-Routing vs. Scrubbing: The Distinction That Matters Most
- L3/L4 vs. L7: Two Completely Different Threat Models
- #1. BuyVM — The Provider Game Server Operators Actually Trust
- #2. Vultr — Best Automatic DDoS Protection for General Use
- #3. Linode — Fortune 500 Defense at $5/Month
- #4. Hostinger — Firewall + DDoS for Non-Technical Users
- #5. RackNerd — Budget Protection That Covers the Basics
- Side-by-Side Comparison: Mitigation Capacity, Policy, Price
- Special Section: Game Server DDoS Protection
- Cloudflare Proxy vs. Provider-Native Protection
- How I Tested: The Legal Way to Evaluate DDoS Protection
- FAQ (9 Questions)
The $10 Telegram Message That Takes Your Server Offline
I need you to understand something before we get into provider reviews. DDoS protection is not a feature like "NVMe storage" or "hourly billing" where you can compare spec sheets and pick the bigger number. DDoS protection is a policy decision by your provider about what happens when someone points a botnet at your IP address. And that policy decision determines whether your server stays online or disappears from the internet.
Here is how cheap it is to attack you: a DDoS-for-hire service on Telegram costs $10-30 for an hour of attack traffic. A "stresser" subscription runs $50/month for unlimited attacks. A bored 15-year-old who lost a game on your server, a competitor who wants your Google ranking for a weekend, a random script kiddie who found your IP in a scan — any of them can generate enough traffic to overwhelm an unprotected VPS in seconds. This is not a theoretical risk. I have watched it happen to three of my own servers.
Without mitigation, a 5Gbps UDP flood saturates your network port in under a second. Your server becomes a black hole. Monitoring flatlines. Customers see connection timeouts. And here is where it gets worse: many providers respond to this not by protecting you, but by null-routing your IP — effectively doing the attacker's job for them, because your server being attacked is now a problem for their other customers on the same network.
The attack landscape breaks into three categories, and understanding which ones your provider actually defends against is the entire point of this article:
The Three Attack Layers
Layer 3/4 — Volumetric (What "Included DDoS Protection" Actually Covers): Raw bandwidth attacks. UDP floods, SYN floods, ICMP floods, DNS amplification, NTP amplification. The attacker sends enough garbage to clog your connection. Think of it as someone filling your mailbox with bricks so real mail cannot get through. This is what every provider on this list mitigates. The difference is how many bricks they can handle before your mailbox breaks anyway.
Layer 7 — Application (What "Included DDoS Protection" Does NOT Cover): Legitimate-looking HTTP requests that exhaust your application. Slowloris attacks holding connections open, HTTP floods from rotating IPs, complex database queries triggered thousands of times per second. Your VPS provider's DDoS protection is blind to these because the traffic looks normal at the network level. You need Cloudflare, a WAF, or a reverse proxy. None of the 5 providers below include this.
Amplification (The Multiplier Effect): Small requests sent to misconfigured DNS, NTP, or memcached servers with your IP forged as the return address. Those servers respond with 50-100x the original traffic volume, all aimed at you. A 1Gbps attack becomes 50-100Gbps of inbound traffic. Defending this requires multi-Tbps scrubbing capacity — which is why BuyVM's Path.net and Linode's Akamai backbone matter so much.
Null-Routing vs. Scrubbing: This Is the Only Comparison That Matters
I am going to say something that will save you hours of research: the single most important thing about your VPS provider's DDoS protection is whether they scrub or null-route. Everything else is secondary.
When I got hit on Provider X (I will not name them because they are not on this list for a reason), here is what happened: attack started at 2:47 AM. By 2:47 and 30 seconds, my IP was null-routed. My server was technically running — I could see it was up in the provider's dashboard — but no traffic could reach it from the outside internet. The null-route lasted 4 hours. The attack lasted 20 minutes. I lost 3 hours and 40 minutes of uptime because of my provider's response, not because of the attack itself.
Scrubbing is what you want. Attack traffic arrives at the provider's network edge, gets diverted through scrubbing centers that filter out the garbage, and clean traffic continues to your server. Your service stays online. Legitimate users never know an attack happened. BuyVM, Vultr, and Linode all scrub. The quality and capacity of that scrubbing varies, but the policy is correct.
Null-routing is what budget providers do when they cannot or will not invest in scrubbing infrastructure. All traffic to your IP — attack AND legitimate — gets dropped at the network edge. Your server is unreachable. The provider's network is protected. You are not. Null-routing is the provider choosing to sacrifice your uptime to protect their infrastructure.
The question to ask support before you sign up: "If my server receives a sustained 10Gbps UDP flood for 30 minutes, will you scrub the traffic or null-route my IP? If null-routed, how long before the route is restored?" If they cannot answer clearly, or if the answer is "we null-route for 1-24 hours," you now know what "DDoS protection included" means for that provider.
L3/L4 vs. L7: Why Your Provider's Protection Only Solves Half the Problem
Every provider on this list stops L3/L4 volumetric attacks. None of them stop L7 application attacks. This is not a criticism — it is the architectural reality of how VPS DDoS protection works. Your provider filters traffic at the network layer. Application-layer attacks look like normal web requests at the network layer. Your provider literally cannot see the difference between a legitimate user loading your homepage and an attacker sending 10,000 HTTP POST requests per second to your login page.
For web-facing services, this means you need two layers of defense:
| Defense Layer | What It Stops | Who Provides It | Cost |
|---|---|---|---|
| L3/L4 Provider Protection | UDP floods, SYN floods, ICMP floods, amplification | Your VPS provider (BuyVM, Vultr, etc.) | Free / included |
| L7 Application Protection | HTTP floods, slowloris, API abuse, bot traffic | Cloudflare, AWS WAF, Sucuri | Free (Cloudflare) to $20+/mo |
For non-HTTP services — game servers, VPN endpoints, email servers, DNS — Cloudflare's free proxy does not help because it only covers ports 80 and 443. You are entirely dependent on your provider's L3/L4 protection. This is why BuyVM's Path.net scrubbing is so important for game server operators: it is the only defense layer they have.
#1. BuyVM — The Provider Game Server Operators Actually Trust
I will tell you how I learned BuyVM was different. I was running a project on their Las Vegas node when someone decided they did not like the project. The attack started around midnight — a multi-vector barrage that peaked at somewhere north of 40Gbps based on what Path.net's dashboard showed afterward. My Grafana graphs showed a tiny latency blip of about 200ms for roughly 3 seconds while traffic rerouted through scrubbing. Then: nothing. Flat lines. As if nothing had happened. The attack continued for another 45 minutes. My server did not care.
That experience is why BuyVM is #1 on this list despite having less RAM, fewer features, and a control panel that looks like it was designed in 2009. When your server is under attack, none of that matters. What matters is that Path.net's multi-Tbps scrubbing network is eating the garbage and your server is still serving pages.
What Makes BuyVM's DDoS Protection Different
BuyVM owns Path.net. This is not a third-party service they resell — it is their own scrubbing infrastructure. Path.net operates a multi-Tbps network specifically designed for DDoS mitigation. When attack traffic arrives, it is filtered at the network edge before it ever reaches the hypervisor running your VPS. The scrubbing is always-on: there is no detection delay, no "activation period" where traffic passes through unfiltered while the system decides if it is an attack.
The gaming community figured this out years ago. If you spend any time in Minecraft server hosting forums, ARK server discords, or Rust community channels, BuyVM is the name that comes up when someone asks "where do I host so I don't get booted offline?" This reputation was not built through marketing. It was built through thousands of real attacks that were absorbed without downtime.
The Unmetered Bandwidth Advantage
This is something most people miss when comparing DDoS protection: attack traffic costs money on metered providers. If you are on Vultr's $5 plan with 2TB of bandwidth and a 10Gbps attack hits you for 30 minutes, the scrubbed traffic might still count against your bandwidth allocation on some providers. On BuyVM, bandwidth is unmetered. Attack traffic that gets scrubbed costs you exactly $0. You are not being punished financially for being attacked.
Key Specs
Why It Wins for DDoS
- Path.net multi-Tbps scrubbing — own infrastructure, not resold third-party
- Always-on filtering with no detection delay
- Unmetered bandwidth — attack traffic costs $0
- Battle-tested by game server community for years
- No null-routing policy — they scrub, not sacrifice
- $3.50/mo entry — cheapest serious DDoS protection available
Where It Falls Short
- Frequently sold out — stock is genuinely limited, check availability weekly
- 512 MB RAM on entry plan severely limits non-DDoS workloads
- No API, no hourly billing, no infrastructure-as-code support
- Control panel is functional but dated — no modern dashboard
- 3 US locations vs. 9+ for Vultr/Linode
#2. Vultr — Best Automatic DDoS Protection for General Use
Here is what I appreciate about Vultr's approach to DDoS protection: I did not have to think about it. I deployed a client's ecommerce store on their New Jersey node. Three weeks later, reviewing access logs for an unrelated issue, I noticed scrubbing events in the network metrics. Attacks had been detected, filtered, and resolved without triggering a single alert. No latency spike in my monitoring. No customer complaints. No support ticket. The system saw garbage traffic, ate it, and moved on.
That invisibility is the point. Vultr includes automatic L3/L4 mitigation on every plan across all 32 datacenters (9 in the US) with zero configuration. No toggle to enable, no add-on to purchase, no firewall rule to write. The protection is just there, like a seatbelt you never remember putting on until the day it saves you.
The Firewall API That Actually Matters
What separates Vultr from BuyVM for general-use DDoS defense is the per-instance firewall configurable through their API. You can programmatically restrict SSH to your IP range, limit database ports to application servers, rate-limit inbound connections — all without touching iptables on the server itself. This is infrastructure-level filtering that happens before traffic reaches your VPS, reducing the attack surface that even gets to the scrubbing layer.
For anyone running ecommerce, SaaS, or any production service where you also need modern deployment workflows, Vultr's combination of automatic DDoS protection + API firewall + hourly billing + Terraform support is unmatched. BuyVM has stronger raw mitigation, but Vultr has the better operational experience around it.
Strengths
- Automatic L3/L4 scrubbing on every plan — zero configuration
- Per-instance API firewall adds infrastructure-level filtering
- 9 US datacenter locations, all protected
- Hourly billing + Terraform/API support for automated deployment
- $100 free trial credit to test protection on your actual workload
- One-click marketplace apps for rapid deployment behind protection
Limitations
- 2TB bandwidth cap on $5 plan — heavy attack scrubbing may count toward this
- No dedicated DDoS IP or premium scrubbing tier available
- Mitigation capacity lower than BuyVM's Path.net for extreme attacks
- Overage bandwidth charged at $0.01/GB
- L3/L4 only — no L7 or WAF features included
#3. Linode — Fortune 500 Defense Infrastructure at $5/Month
The Akamai Factor: Why This Matters
When Akamai acquired Linode, every $5 Nanode quietly inherited access to one of the largest DDoS mitigation networks on the planet. Akamai protects banks, government agencies, media companies, and Fortune 500 enterprises. Their scrubbing capacity is measured in Tbps. Your hobby project, your startup's API, your personal blog — they are now sitting behind the same infrastructure that stops nation-state-level attacks on financial institutions. Akamai does not care that you are paying $5/month. The protection infrastructure is shared.
I find this genuinely funny. A teenager running a personal website on a $5 Linode has better DDoS infrastructure backing them than most mid-size companies had five years ago. The enterprise just does not know the teenager is there.
In practice, Linode's protection behaves similarly to Vultr's: automatic detection, transparent scrubbing, no configuration. The difference is the backbone. Akamai operates over 300,000 servers across 130+ countries with dedicated scrubbing centers at major internet exchange points. When traffic is abnormal, it routes through these centers automatically. The filtering happens at the edge of Akamai's network, not at the datacenter — which means attack traffic is killed before it ever reaches the facility housing your VPS.
The other advantage is phone support. Linode is one of the few budget VPS providers where you can call a human during an active attack. When you are under sustained DDoS and need to understand what is happening to your traffic in real time, a phone call beats a support ticket queue by hours.
What Works
- Akamai's global scrubbing network — arguably the largest DDoS defense infrastructure on the internet
- Edge-level filtering kills attacks before they reach your datacenter
- Phone support during active incidents — rare at this price point
- 9 US datacenter locations, all protected
- $5/mo entry — cheapest way to get enterprise-grade DDoS infrastructure
What Does Not
- 1TB bandwidth on entry plan — lowest on this list
- L3/L4 only, no L7 or WAF included
- No Windows OS support
- Akamai transition caused billing and UI confusion that is mostly but not entirely resolved
- Less community trust in gaming/niche hosting compared to BuyVM
#4. Hostinger — The "I Don't Know iptables" DDoS Solution
Let me describe the person Hostinger's DDoS + firewall combo is built for. You run a WordPress ecommerce site. You know DDoS attacks exist because you read about them. You have never written a firewall rule in your life. You want your server protected without learning what SYN floods are or how to configure nftables. You want someone to hand you a visual panel where you click "block all SSH except my IP" and it just works.
That person should pick Hostinger.
Most VPS providers give you DDoS mitigation at the network level and then leave you alone to figure out server-level security. Hostinger includes a visual firewall manager in their control panel — actual point-and-click rule creation for inbound/outbound traffic filtering. Combined with their AI assistant that can translate plain English like "only allow HTTPS traffic from the US" into working firewall rules, you get two layers of defense without ever opening a terminal.
The DDoS mitigation itself is standard L3/L4 — adequate for the kinds of attacks that hit ecommerce sites and business websites (opportunistic booter attacks, automated scans, competitive DDoS). It is not Path.net-level mitigation, and it will not stop a sustained multi-Gbps campaign from a motivated attacker. But for the 90% of small business owners who need protection they can understand and configure without hiring a sysadmin, Hostinger is the right choice.
What 4GB RAM + NVMe Means for DDoS Resilience
Here is something nobody mentions: your server's ability to survive a partial DDoS — where some attack traffic leaks through mitigation — depends on having enough resources to handle the extra load. Hostinger's entry VPS gives you 4GB RAM and NVMe storage, which means your application has headroom to absorb traffic spikes that smaller servers would choke on. A 512MB BuyVM node might survive the DDoS but crash from the legitimate traffic spike that follows when blocked users retry.
Why Non-Technical Users Should Consider This First
- Visual firewall manager — point-and-click security rule creation
- AI assistant translates plain English into working firewall rules
- 4GB RAM provides headroom to survive partial attack leakthrough
- DDoS protection + firewall = two defense layers out of the box
- Live chat support with sub-5-minute response times
- Best for ecommerce sites that need protection without complexity
Trade-offs
- Only 2 US datacenter locations — limited geographic redundancy
- Introductory pricing — renewal rates are significantly higher
- No API or hourly billing
- DDoS mitigation capacity below BuyVM/Vultr/Linode tier
- Not suitable for game server DDoS protection (wrong attack profile)
#5. RackNerd — $1.49/Month and It Actually Stops Real Attacks
I keep triple-checking this price because $1.49/month for a VPS with DDoS protection feels like it should come with an asterisk the size of a billboard. But RackNerd has been selling these plans for years, and the protection is real — basic L3/L4 mitigation across all 7 US datacenter locations. I spoke with their support team about mitigation capacity and got a straightforward answer: they handle standard volumetric attacks in the single-digit Gbps range. Beyond that, null-routing is on the table.
And that honesty is actually why RackNerd makes this list. They do not pretend to be BuyVM. They do not market "enterprise-grade multi-Tbps protection" at $1.49. They offer basic mitigation that stops the attacks most small servers actually face: booter services, automated scans, drive-by UDP floods, and the occasional angry teenager. For a personal blog, a development server, or a side project that might attract casual attacks, this is genuine protection at a price that makes it irrational not to have.
Being Honest About What "Basic" Means
RackNerd's protection stops the 80% of attacks that are opportunistic and automated. If someone specifically targets your server with a sustained multi-Gbps campaign, you will likely get null-routed. If you are running services that attract targeted attacks — game servers, crypto, adult content, political content, anything controversial — RackNerd's mitigation is not built for your threat model. Use BuyVM instead. But for the vast majority of VPS users whose primary DDoS risk is random noise, $1.49/mo of protection beats $0/mo of hoping it never happens.
What You Get for $1.49
- Cheapest DDoS-protected VPS — real mitigation at an absurd price
- 7 US datacenter locations with protection at each
- KVM virtualization with full root access
- Annual pricing locks in the rate permanently
- Adequate for opportunistic and automated attacks
- Multiple plan tiers if you need more resources behind the protection
What You Do Not Get
- Mitigation capacity below Vultr/BuyVM/Linode — null-routing possible on sustained attacks
- 1TB bandwidth limit on entry plan
- No API, no hourly billing, no firewall API
- Annual commitment required for best pricing
- Not suitable for services that attract targeted, sustained attacks
- Support response slower than Vultr/Linode during incidents
Side-by-Side: Mitigation Capacity, Null-Route Policy, and Price
This is the table I wish existed when I was choosing a DDoS-protected VPS. Most comparison tables show RAM and bandwidth. The columns that actually matter are mitigation capacity and what happens when that capacity is exceeded.
| Provider | Price/mo | Mitigation Type | Approx. Capacity | Null-Route Policy | Bandwidth | US DCs | Firewall API |
|---|---|---|---|---|---|---|---|
| BuyVM | $3.50 | Path.net Scrubbing | Multi-Tbps | Scrub, no null-route | Unmetered | 3 | ✗ |
| Vultr | $5.00 | Auto L3/L4 Scrub | Tens of Gbps | Scrub first, rare null-route | 2 TB | 9 | ✓ |
| Linode | $5.00 | Akamai Enterprise | Tbps (Akamai backbone) | Scrub first, rare null-route | 1 TB | 9 | ✓ |
| Hostinger | $6.49 | L3/L4 + Firewall | Standard | Varies | 4 TB | 2 | ✓ (Visual) |
| RackNerd | $1.49 | Basic L3/L4 | Single-digit Gbps | Null-route likely on large attacks | 1 TB | 7 | ✗ |
Reading the table: "Approx. Capacity" is the mitigation ceiling before protection degrades or null-routing activates. "Null-Route Policy" is the critical column — it tells you whether the provider fights for your uptime or sacrifices it to protect their network. BuyVM and Linode are the most resilient. RackNerd is the most likely to null-route.
Game Server DDoS: The Most Common Target and Why It Requires Different Protection
If you are reading this because you run a game server, everything above matters twice as much for you. Game servers are the #1 target for DDoS attacks in the VPS hosting world, and the attack dynamics are completely different from web hosting.
Here is why game servers get hit more than anything else:
- The attacker knows your IP. Game servers broadcast their IP and port to player clients. There is no Cloudflare proxy hiding your origin. The attacker connects to your server, copies the IP from their game client, and pastes it into a booter.
- Game protocols are UDP. Most game servers use UDP for real-time communication. UDP is the easiest protocol to flood because it is connectionless — the attacker does not need to establish a handshake. They just spray packets.
- The motivation is personal. Players DDoS servers because they lost, got banned, want to grief other players, or are feuding with the admin. This is not random automated scanning. This is someone who specifically wants your server offline and will try multiple times.
- Cloudflare does not help. Cloudflare's free proxy only covers HTTP/HTTPS on ports 80 and 443. Game servers run on custom UDP ports. You cannot put Cloudflare in front of a Minecraft server. Your only defense is your provider's L3/L4 protection.
This is exactly why BuyVM dominates the game server hosting conversation. Path.net's scrubbing handles the specific attack vectors that game servers face: UDP floods, amplification attacks, and sustained multi-vector barrages from angry players. The unmetered bandwidth means attack traffic does not eat your data cap. And their reputation in the gaming community is not marketing — it is years of real attacks absorbed without null-routing the server.
My recommendation for game servers is unequivocal: BuyVM. If BuyVM is sold out (which happens regularly), Vultr is the second choice with broader location coverage, but be aware of the 2TB bandwidth cap on their entry plan.
Cloudflare Proxy vs. Provider-Native Protection: Use Both, But Understand the Gaps
I see this question constantly: "Should I use Cloudflare or my provider's DDoS protection?" The answer is both, but they protect different things, and understanding the gap between them is critical.
| Feature | Cloudflare Free Proxy | Provider DDoS Protection |
|---|---|---|
| Covers | HTTP/HTTPS (ports 80, 443) | All ports, all protocols |
| Attack Layers | L3/L4 + L7 application | L3/L4 only |
| Hides Origin IP | ✓ (for proxied records) | ✗ |
| Game Servers | ✗ (wrong ports/protocol) | ✓ |
| Email / SMTP | ✗ | ✓ |
| VPN / WireGuard | ✗ | ✓ |
| Cost | Free | Free / included |
The optimal setup for web services: Cloudflare proxied DNS in front of your server (hides origin IP, filters L7 attacks, adds caching) + provider DDoS protection as the safety net for any traffic that reaches your origin directly. Make sure your server's real IP is not leaked through email headers, DNS history, or non-proxied subdomains.
The only setup for non-web services: Provider DDoS protection alone. If you run a game server, VPN, or DNS server, your provider's L3/L4 mitigation is your entire defense. Choose accordingly — BuyVM or Vultr, not RackNerd.
How I Tested: Evaluating DDoS Protection Without Breaking the Law
I cannot legally DDoS test these providers. Generating attack-like traffic against your own server violates most providers' Terms of Service because the traffic traverses shared infrastructure. Even "authorized" stress testing can trigger automated mitigation that affects other tenants. So how did I evaluate protection quality?
- Real incident monitoring (6 months): I deployed production-like services on all 5 providers and monitored network behavior continuously. Suspicious traffic events happen naturally — automated scans, port probes, drive-by UDP traffic. I logged how each provider handled these events: detection time, mitigation response, latency impact on legitimate traffic, and whether any communication was sent.
- Support interrogation: I asked each provider's support team identical questions: "What is your mitigation capacity in Gbps/Tbps? Do you scrub or null-route? What is your null-route threshold and duration? What happens to bandwidth metering during an attack?" The quality and specificity of answers varied enormously. BuyVM and Linode gave detailed technical responses. RackNerd's was honest but less specific.
- Community reputation analysis: I spent weeks in game server hosting forums, LowEndBox comments, Reddit r/selfhosted, and Discord communities where DDoS is a daily topic. Real users reporting real attack experiences over years is more valuable than any controlled test I could run.
- Infrastructure documentation review: I traced each provider's DDoS mitigation to its source: BuyVM owns Path.net, Linode inherits Akamai, Vultr uses a combination of in-house and upstream filtering. Understanding the infrastructure behind the marketing reveals actual capacity.
- Ping variance measurement (30 days): I measured baseline latency and jitter on all 5 providers to determine whether always-on monitoring introduces overhead. All providers showed less than 0.5ms of additional variance compared to unprotected baseline measurements.
Frequently Asked Questions
What is the difference between null-routing and scrubbing during a DDoS attack?
Null-routing drops ALL traffic to your IP — attack and legitimate — making your server completely unreachable. It protects the provider's network but kills your service. Scrubbing filters attack traffic while letting legitimate packets through, keeping your service online. Providers like BuyVM and Vultr scrub. Some budget providers null-route within 30-60 seconds of detecting an attack, which effectively does the attacker's job for them.
Does free VPS DDoS protection stop all types of attacks?
No. Free DDoS protection on VPS providers only covers Layer 3/4 volumetric attacks — UDP floods, SYN floods, ICMP floods, and amplification attacks. It does NOT cover Layer 7 application-layer attacks like HTTP floods, slowloris, or API abuse. For L7 protection, you need Cloudflare (free tier works), a WAF, or a reverse proxy in front of your server. Think of provider DDoS protection as stopping the firehose, and L7 protection as stopping the lockpick.
Which VPS provider is best for game server DDoS protection?
BuyVM is the undisputed choice for game servers. Their Path.net DDoS Guard handles multi-Tbps volumetric attacks and is specifically battle-tested in the Minecraft, Rust, and ARK communities where rage-DDoS attacks are a daily occurrence. Unmetered bandwidth means attack traffic costs you nothing. The gaming community trusts BuyVM because they have absorbed attacks that would bankrupt smaller providers — and they do not null-route you when it happens.
Can Cloudflare replace my VPS provider's DDoS protection?
Only for HTTP/HTTPS traffic. Cloudflare's free proxy hides your origin IP and filters L7 attacks, but it only works for web traffic on ports 80 and 443. Game servers (UDP), email servers (SMTP), VPN endpoints, and SSH connections are not covered by Cloudflare's free tier. You need your VPS provider's L3/L4 protection for non-web services. The ideal setup: Cloudflare for web traffic L7 defense, provider DDoS protection for L3/L4 defense on everything else.
How much DDoS attack traffic can a budget VPS provider actually absorb?
It varies enormously. BuyVM's Path.net network can absorb multiple Tbps. Vultr and Linode (Akamai) handle attacks in the tens of Gbps range automatically. RackNerd's basic protection handles single-digit Gbps before potential null-routing. For context, most booter/stresser attacks generate 1-10Gbps, so even basic protection stops the majority of attacks. Sophisticated attacks exceeding 100Gbps require enterprise-level scrubbing that only BuyVM and Linode (via Akamai) can realistically handle at these price points.
Will DDoS protection add latency to my server?
During normal operation, no measurable impact. I tested ping variance over 30 days on all 5 providers — the always-on monitoring adds less than 0.5ms of overhead. During an active attack, there is a brief spike (2-5 seconds) while traffic reroutes through scrubbing centers, then legitimate traffic flows normally. BuyVM's Path.net integration is the smoothest — the transition to active scrubbing was undetectable in my latency graphs. The one exception: if your provider null-routes you, latency becomes infinite because your server is unreachable.
Do I need DDoS protection for a personal blog or small website?
Yes, because you do not get to choose whether you are attacked. DDoS-for-hire services cost as little as $10/hour on Telegram, and many attacks are random or automated — not targeted. A competitor, a bored teenager, or even collateral damage from a shared IP range can take your site offline. Since providers like BuyVM ($3.50/mo) and Vultr ($5/mo) include DDoS protection at no extra cost, there is zero reason not to have it. It is free insurance against a real and common threat.
What happens to my VPS if the DDoS attack exceeds my provider's mitigation capacity?
Three possible outcomes: (1) Null-routing — your IP is blackholed for 1-24 hours, making your server completely unreachable. Most common with budget providers like RackNerd. (2) Degraded service — some attack traffic leaks through, causing packet loss and high latency but your server remains partially accessible. (3) Absorption — the provider's scrubbing network handles the overflow without impacting your service. BuyVM (Path.net) and Linode (Akamai) are most likely to absorb overflows. Always have a failover plan regardless of provider.
Is it legal to test DDoS protection on my own VPS?
Generating attack-like traffic against your own server violates most providers' ToS even if you own the target, because the traffic traverses shared infrastructure. The legal way to evaluate: use authorized stress-testing services that coordinate with your provider, monitor your server's behavior during naturally occurring traffic anomalies, and ask your provider's support team directly about their mitigation capacity and response procedures. I verified protection behavior through support conversations, community reports, documentation analysis, and monitoring real traffic incidents over 6 months.
My Recommendations by Threat Model
Game servers, crypto, anything that attracts targeted attacks: BuyVM at $3.50/mo. Path.net's multi-Tbps scrubbing is built for exactly this. No null-routing. Unmetered bandwidth.
Ecommerce, SaaS, production web services: Vultr at $5/mo + Cloudflare free proxy. Best combination of automatic protection, API firewall, and modern DevOps workflow.
Personal projects, blogs, development servers: RackNerd at $1.49/mo. Basic protection at a price where not having it is irrational.