DNS logs record all DNS activity in your network. These logs contain evidence of malware communication, data exfiltration attempts, and policy violations alongside normal traffic.
What to Look for in DNS Log Analysis
- **High-frequency queries:** Signs of DGA (Domain Generation Algorithm) malware
- **Long domain names:** DNS tunneling attempts
- **Unusual TLDs:** Queries to known malicious TLDs
- **After-hours traffic:** Activity outside normal business hours
NameDefence Log Analyzer
NameDefence Log Analyzer enables you to extract meaningful data from millions of DNS logs. It provides security teams with a powerful tool featuring advanced search, filtering, time-based analysis, and export capabilities.