IP Reputation & Abuse Guide
IP reputation is how security teams decide whether traffic is safe, suspicious, or abusive. It turns raw IPs into actionable risk signals by combining threat history, network attribution, and real-world abuse patterns.
This guide pulls together the core articles and tools you need to evaluate IP risk quickly and consistently.
Start Here
- How to check if an IP is malicious
- Why VPN IPs get blocked
- IP reputation explained
- What is ASN abuse?
- Is this IP address safe?
- Why websites block IP addresses
Key Tools and Intelligence Pages
- IP lookup tool for quick checks and attribution
- Threats & Risks overview for context on common abuse types
- API usage guide for implementing FraudGuard in production
