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 tcpcheck.com 28 scans
- #5 prosys.net 25 scans
Most recent scans
Latest searches across the toolset.
- #1 quizquiz.co.uk Feb 22, 15:58
- #2 hostedbyluno.net Feb 22, 15:55
- #3 claravia.se Feb 22, 15:48
- #4 jandc.net Feb 22, 15:44
- #5 hidefhearing.net Feb 22, 15:42
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.