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42 Best Link11 Alternatives & Competitors (2026) | CybersecTools

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Link11

Best Link11 Alternatives & Competitors in 2026

Top picks: Akamai Edge DNS, Infoblox DNS Infrastructure Protection, F5 BIG-IP DNS — plus 39 more compared.

Network Security

Evaluating Link11 alternatives comes down to matching Network Security capabilities to your environment, integrations, and budget rather than chasing feature parity. The options below are compared on what actually drives a switch: coverage, deployment fit, pricing, and real reviews from security teams. Independent and vendor-neutral: we never sell rankings.

Link11 Alternatives and Competitors

Link11 is a commercial DDoS Mitigation tool developed by Link11. Security professionals most commonly compare it with Akamai Edge DNS, Infoblox DNS Infrastructure Protection, F5 BIG-IP DNS, Nexusguard DNS Protection, and HARPP DDoS Mitigator. All 42 alternatives are matched by shared capabilities, tags, and NIST CSF 2.0 coverage.

Data verified Jul 2026

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Top Link11 Alternatives and Competitors at a Glance

A closer look at the 8 most relevant alternatives and competitors to Link11, including their key features and shared capabilities.

Akamai Edge DNS

Commercial

DDoS Mitigation

Cloud-based DNS service with DDoS protection and traffic management

Key features: DDoS protection for DNS infrastructure, Primary and secondary DNS zone management, Shield NS53 reverse proxy for on-premises and hybrid DNS protection, DNSSEC support for DNS forgery prevention, IP anycast routing via global NAMES network

View Akamai Edge DNS|Akamai Edge DNS alternatives|Compare Akamai Edge DNS

Infoblox DNS Infrastructure Protection

Commercial

DDoS Mitigation

Protects DNS infrastructure from DDoS and DNS-based attacks

Key features: DDoS attack detection and blocking, DNS hijacking prevention, Cache poisoning protection, NXDOMAIN attack mitigation, Threat Adapt intelligence integration

View Infoblox DNS Infrastructure Protection|Infoblox DNS Infrastructure Protection alternatives|Compare Infoblox DNS Infrastructure Protection

Commercial

DDoS Mitigation

DNS and Global Server Load Balancing solution with DDoS protection

Key features: Authoritative DNS with up to 100 million RPS capacity, Global Server Load Balancing (GSLB), DDoS protection against volumetric attacks, DNSSEC support for cache poisoning prevention, DNS over HTTPS (DoH) and DNS over TLS (DoT)

View F5 BIG-IP DNS|F5 BIG-IP DNS alternatives|Compare F5 BIG-IP DNS

Nexusguard DNS Protection

Commercial

DDoS Mitigation

DNS-focused DDoS protection service with scrubbing centers

Key features: DNS-focused DDoS protection, Global network of 40+ DDoS scrubbing centers, Protection for 50,000 ASNs worldwide, DDoS traffic filtering and mitigation, Virtual demo access

View Nexusguard DNS Protection|Nexusguard DNS Protection alternatives|Compare Nexusguard DNS Protection

HARPP DDoS Mitigator

Commercial

DDoS Mitigation

Hardware DDoS mitigation appliance using Deep DDoS Inspection (DDI™) tech.

Key features: DDI™ (Deep DDoS Inspection) technology for real-time DDoS traffic detection and mitigation, Anomaly detection engine using heuristic and non-heuristic algorithms, 34+ data sensors for traffic analysis and threat identification, Proportional analysis based on historical data and time-averaged baselines, Protocol-specific protection and normalization for web and DNS infrastructure

View HARPP DDoS Mitigator|HARPP DDoS Mitigator alternatives|Compare HARPP DDoS Mitigator

Akamai Prolexic

Commercial

DDoS Mitigation

DDoS protection for cloud, on-premises, and hybrid environments

Key features: DDoS detection and mitigation, Cloud, on-premises, and hybrid deployment options, Network Cloud Firewall with ACL and rule management, 32 global scrubbing centers with 20+ Tbps defense capacity, Zero-second mitigation SLA

View Akamai Prolexic|Akamai Prolexic alternatives|Compare Akamai Prolexic

Sense Defence AI-Powered DDoS Prevention

Commercial

DDoS Mitigation

AI-based DDoS mitigation using traffic entropy analysis and ML algorithms

Key features: Real-time DDoS detection and response, Traffic entropy analysis for anomaly detection, Automated traffic redirection through scrubbing edges, Layer 7 DDoS attack mitigation, Automatic scaling for traffic volume increases

View Sense Defence AI-Powered DDoS Prevention|Sense Defence AI-Powered DDoS Prevention alternatives|Compare Sense Defence AI-Powered DDoS Prevention

Indusface AppTrana

Commercial

DDoS Mitigation

Managed DDoS protection service for websites and APIs with 24x7 SOC monitoring

Key features: Protection against volumetric DDoS attacks up to 2.3 Tbps, AI and machine learning-based rate limiting, URI-based DDoS protection for specific endpoints, Behavior-based anomaly detection, Granular rate-limiting by URI, IP, and geography

View Indusface AppTrana|Indusface AppTrana alternatives|Compare Indusface AppTrana

All 42 Alternatives & Competitors to Link11

Compare

Akamai Edge DNS

Cloud-based DNS service with DDoS protection and traffic management

DDoS Mitigation

Compare

Infoblox DNS Infrastructure Protection

Protects DNS infrastructure from DDoS and DNS-based attacks

DDoS Mitigation

Compare

DNS and Global Server Load Balancing solution with DDoS protection

DDoS Mitigation

Compare

Nexusguard DNS Protection

DNS-focused DDoS protection service with scrubbing centers

DDoS Mitigation

Compare

HARPP DDoS Mitigator

Hardware DDoS mitigation appliance using Deep DDoS Inspection (DDI™) tech.

DDoS Mitigation

Compare

Akamai Prolexic

DDoS protection for cloud, on-premises, and hybrid environments

DDoS Mitigation

Compare

Sense Defence AI-Powered DDoS Prevention

AI-based DDoS mitigation using traffic entropy analysis and ML algorithms

DDoS Mitigation

Compare

Indusface AppTrana

Managed DDoS protection service for websites and APIs with 24x7 SOC monitoring

DDoS Mitigation

Compare

Fastly DDoS Protection

Cloud-based DDoS protection for apps and APIs with automatic mitigation

DDoS Mitigation

Compare

Alibaba Cloud Anti-DDoS

Alibaba Cloud's global DDoS protection service with 20+ Tbit/s mitigation capacity.

DDoS Mitigation

Compare

Imperva DDoS Protection

Cloud-based DDoS mitigation for Layer 3, 4, and 7 attacks with 3-second SLA

DDoS Mitigation

Compare

NSFOCUS Anti-DDoS System

On-premises DDoS mitigation appliance for service providers

DDoS Mitigation

Compare

Baffin Bay Network DDoS Protection

DDoS mitigation service protecting networks and data centers from attacks

DDoS Mitigation

Compare

Corero SmartWall ONE

DDoS mitigation system with network threat defense capabilities

DDoS Mitigation

Compare

NETSCOUT Arbor Edge Defense (AED)

AI-powered inline DDoS protection deployed at network edge perimeter

DDoS Mitigation

Compare

NETSCOUT Arbor Cloud DDoS Protection Services

Cloud-based DDoS mitigation service with hybrid on-premise protection

DDoS Mitigation

Compare

NETSCOUT Arbor Managed DDoS Protection Services

Managed DDoS protection service with 24x7 SOC support and mitigation

DDoS Mitigation

Compare

NETSCOUT Arbor Threat Mitigation System

DDoS mitigation system for ISPs, cloud providers, and enterprises

DDoS Mitigation

Compare

Link11 Secure CDN

CDN with DDoS protection and AI-driven threat detection capabilities

DDoS Mitigation

Compare

Nexusguard Origin Protection

DDoS protection solution with origin server protection capabilities

DDoS Mitigation

Compare

DDoS protection platform with global scrubbing centers and ISP partnerships

DDoS Mitigation

Compare

Nexusguard Edge Protection

DDoS protection solution with scrubbing centers and threat mitigation

DDoS Mitigation

Compare

Nexusguard Network Protection

DDoS protection solution with global scrubbing centers and ISP partnerships

DDoS Mitigation

Compare

Nexusguard Application Protection

DDoS protection solution for web applications and network infrastructure

DDoS Mitigation

Compare

Nexusguard Bastions

DDoS protection service with global scrubbing centers for ISPs and enterprises

DDoS Mitigation

Compare

Nexusguard Clean Pipe

DDoS protection service with global scrubbing centers and clean pipe delivery

DDoS Mitigation

Compare

Myra Network Security Solutions

DDoS protection for data centers via cloud, hybrid, or on-prem deployment

DDoS Mitigation

Compare

MCK Managed DDoS Protection

Managed DDoS mitigation service with multi-layered protection & monitoring

DDoS Mitigation

Compare

Allot 5G NetProtect

Cloud-native 5G network security for CSPs with DDoS, IoT, and botnet protection.

DDoS Mitigation

Compare

Genie Networks GenieATM

Network traffic analysis and DDoS detection/mitigation platform for ISPs and IDCs.

DDoS Mitigation

Compare

Continuous DDoS testing platform that validates defenses via nondisruptive sims.

DDoS Mitigation

Compare

Link11 DDoS Emergency

Emergency DDoS mitigation service with 24/7 support and traffic redirection

DDoS Mitigation

Compare

DDoS protection firm acquired by Link11 GmbH in Jan 2021.

DDoS Mitigation

Compare

Avydos DDoS Threat Simulation

Self-service cloud platform for controlled DDoS simulation and resilience testing.

DDoS Mitigation

Compare

A privacy-focused CAPTCHA alternative that protects websites from bot attacks using proof-of-work challenges and AI-based detection while maintaining GDPR compliance.

DDoS Mitigation

Compare

NETSCOUT Arbor Sightline

AI/ML-driven DDoS attack detection & network visibility platform

DDoS Mitigation

Compare

NETSCOUT Arbor Sightline Mobile

DDoS threat detection & traffic anomaly monitoring for 4G/5G mobile networks

DDoS Mitigation

Compare

Blindspot Intelligent Network & Infra Protection

Behavioral ML-based network protection against DDoS and advanced threats.

DDoS Mitigation

Compare

An open source DDoS protection system that uses distributed algorithms to defend against multi-vector attacks and scale to handle varying bandwidth requirements for network operators and service providers.

DDoS Mitigation

Free

Compare

AWS Shield provides managed DDoS protection for your applications, automatically detecting and mitigating sophisticated network-level DDoS events.

DDoS Mitigation

Free

Compare

Azure DDoS Protection and Mitigation Services

Azure DDoS Protection and Mitigation Services by Microsoft Azure for secure cloud solutions.

DDoS Mitigation

Free

Compare

F5 BIG-IP LTM load balancer with Layer 7 control and SSL offload.

DDoS Mitigation

Also compare alternatives to:

Akamai Edge DNS alternatives Infoblox DNS Infrastructure Protection alternatives F5 BIG-IP DNS alternatives Nexusguard DNS Protection alternatives HARPP DDoS Mitigator alternatives Akamai Prolexic alternatives Sense Defence AI-Powered DDoS Prevention alternatives Indusface AppTrana alternatives Fastly DDoS Protection alternatives Alibaba Cloud Anti-DDoS alternatives Imperva DDoS Protection alternatives NSFOCUS Anti-DDoS System alternatives

Compare Link11 with:

Link11 vs Akamai Edge DNS Link11 vs Infoblox DNS Infrastructure Protection Link11 vs F5 BIG-IP DNS Link11 vs Nexusguard DNS Protection Link11 vs HARPP DDoS Mitigator Link11 vs Akamai Prolexic Link11 vs Sense Defence AI-Powered DDoS Prevention Link11 vs Indusface AppTrana

Link11 Alternatives FAQ

Common questions security professionals ask when evaluating alternatives and competitors to Link11.

What are the best alternatives to Link11?

The most popular alternatives to Link11 include Akamai Edge DNS, Infoblox DNS Infrastructure Protection, F5 BIG-IP DNS, Nexusguard DNS Protection, and HARPP DDoS Mitigator. These DDoS Mitigation tools offer similar capabilities and are frequently compared by security professionals evaluating their options.

How many alternatives to Link11 are available?

There are 42 alternatives to Link11 listed on CybersecTools, all within the DDoS Mitigation category. Each alternative is matched based on shared capabilities, tags, and NIST CSF coverage areas.

Is Link11 free or commercial?

Link11 is a commercial DDoS Mitigation tool. It requires a paid license or subscription. Both free and commercial alternatives are available for comparison.

What type of tool is Link11?

Link11 is a DDoS Mitigation tool within the broader Network Security category. It is used by security professionals for ddos mitigation capabilities and can be compared against 42 similar tools.

Have more questions? Browse our categories or search for specific tools.

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