DNS Query Flood is a DDoS technique that targets system availability by overloading infrastructure. This page explains the attack, mitigation capabilities, and the role of WEDOS Global.
Description
A flood of DNS queries aimed at overloading DNS servers and disrupting service.
Mitigation Capabilities
Anycast: Yes, distributes query traffic.
NGINX Proxy: No, not applicable for DNS.
HAProxy: No, irrelevant for DNS traffic.
IDS Suricata: Yes, identifies excessive DNS query patterns.
WAF: No, not suitable for DNS-layer attacks.
OWASP Rules: No, unrelated to DNS threats.
Complex anycast solution – WEDOS Global (or Cloudflare for example): Yes, effectively handles DNS flood attacks.
Solutions
Implement DNS rate limiting and upstream filtering.
Why WEDOS Global?
WEDOS Global provides Anycast-powered edge protection that filters malicious traffic before it reaches your core systems. For DDoS types like DNS Query Flood, WEDOS offers scalable global filtering combined with advanced detection strategies and 24/7 support.
Can WEDOS Global Help?
✅ WEDOS Global is highly effective against this attack due to global Anycast and intelligent filtering.