NerdTools

Fast, free online tools for sysadmins, developers, and nerds.

Hide results ? When enabled, this scan will not appear in the most recent searches or the scan leaderboard.

Scan leaderboard

Most searched domains and IPs.

  1. #1 google.com 82 scans
  2. #2 nerdtools.co.uk 29 scans
  3. #3 8.8.8.8 23 scans
  4. #4 github.com 13 scans
  5. #5 trektastic.co.uk 11 scans

Most recent scans

Latest searches across the toolset.

  1. #1 google.com Jan 18, 12:17
  2. #2 github.com Jan 18, 12:12
  3. #3 8.8.8.8 Jan 18, 12:12
  4. #4 aandhkitchens.biz Jan 18, 11:38
  5. #5 tcpcheck.com Jan 18, 11:36

Why NerdTools

All-in-one lookups

SEO snapshots, WHOIS, DNS, SSL, security headers, blacklist, SPF, DMARC, MX checks, ping, ports, uptime monitoring, and IP intelligence in a single, streamlined flow.

Fast, focused results

Get the essentials quickly without jumping between separate tools or tabs.

Free and premium services

Run core lookups for free, with premium uptime monitoring and account features available when you need them.