IP Reputation & Abuse Guide
Learn how IP reputation helps teams identify malicious IPs, evaluate VPN and proxy risk, investigate ASN abuse, and automate traffic enforcement with FraudGuard.io.
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
- Why explainable IP reputation matters for evidence-driven risk decisions
- API usage guide for choosing the right FraudGuard workflow