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 142 scans
- #2 nerdtools.co.uk 63 scans
- #3 8.8.8.8 37 scans
- #4 joehuggans.dev 31 scans
- #5 tcpcheck.com 28 scans
Most recent scans
Latest searches across the toolset.
- #1 windmueller.net Feb 24, 20:58
- #2 o-eye.net Feb 24, 20:56
- #3 networkutility.net Feb 24, 20:54
- #4 regentcentreoffices.co.uk Feb 24, 20:50
- #5 stoneportal.co.uk Feb 24, 20:48
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.