Reputation
Free IP Reputation Check
IP reputation helps you understand whether an address is commonly associated with normal users, hosting networks, proxies, spam, or suspicious traffic.
Try an example
Enter an IPv4 or IPv6 address, or use your current public IP.
Reputation is probabilistic
What this tool checks
Signals in the report
- Readable risk context for non-specialists
- Location and network owner clues
- Useful starting point before deeper threat-intelligence checks
Best for
Practical uses
- Investigate form spam
- Review WAF or firewall logs
- Check suspicious API clients
- Understand unusual account activity
How it works
Three steps
Paste the IP address you want to investigate.
Check the location, network, risk score, and health summary.
Compare the result with your logs before taking enforcement action.
FAQ
Frequently asked questions
Related tools
Other checks worth running
Guides
Read before you decide
- Security and incident response9 min read
Incident Response IP Triage: A Fast Checklist
A practical checklist for investigating suspicious IP addresses during security incidents.
Updated
- Fraud and risk scores2 min read
How to Find the Abuse Contact for an IP Address
A practical guide to finding the right abuse contact when an IP is involved in spam, scanning, fraud, or attacks.
Updated
- Fraud and risk scores2 min read
7 Signs Your IP Address Has Been Flagged as Suspicious
Recognise the signs that your IP has been flagged by fraud systems, email filters, or security tools — and what to do about it.
Updated