IP diagnostics

IP Reputation & DNSBL Checker

Review reverse DNS and optional DNS blocklist information for a public IPv4 address.

Live server-side checks No simulated results Protected target validation
Diagnostic coverage
PTR / optional DNSBL
Based on observations from our hosting server
01 / INPUT

Run a diagnostic

Enter a target to inspect its published configuration.

LIVE CHECK

DNSBL requires a separately configured provider. An absent listing is not a safety verdict.

02 / REPORT

Diagnostic report

Your results will appear here after a check.

Ready to scan a target.

Ready when you are

Run a check to view a structured report, findings, and technical evidence for your target.

CONTINUE EXPLORING

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