Scan any domain or IP in seconds.
Run WHOIS, DNS, SSL, security headers, blacklist checks, and more from a single interface. No registration required.
Scan leaderboard
Most searched domains and IPs.
- #1 google.com 143 scans
- #2 nerdtools.co.uk 64 scans
- #3 joehuggans.dev 39 scans
- #4 8.8.8.8 37 scans
- #5 tcpcheck.com 28 scans
Most recent scans
Latest searches across the toolset.
- #1 beovuk.se Feb 28, 17:35
- #2 timesheetsystems.co.uk Feb 28, 17:33
- #3 samsungmatter.se Feb 28, 17:33
- #4 ovako-us.net Feb 28, 17:32
- #5 openaccessmap.net Feb 28, 17:30
Why NerdTools?
Everything in one place
Stop juggling browser tabs. Run WHOIS, DNS, SSL, security headers, blacklist checks, and more from a single page.
Built for speed
Results load fast. No sign-up walls, no waiting around. Just enter a domain and go.
Free to use
Core scans are completely free. Create an account to unlock uptime monitoring, screenshot tracking, and saved reports.