What powers regexbuddy.com?

Last seen Aug 2026 · 3 technologies across 3 categories

Miscellaneous

RSS
since Dec 2022

Security

HSTS
since Sep 2022

Web Servers

Apache HTTP Server
since Jan 2016

AI Crawlers

Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.

  • robots.txt found
  • llms.txt not found
  • ai.txt not found

See who blocks each AI crawler across the web

Top search keywords

KeywordPositionEst. monthly visits
regexp #13 290
regular expression tester #44 70
regular expressions #13 29
regex maker #58 11
regular expression maker #32 11
regular expression debugger #5 8
regular expression libraries #5 5
mysql regular expression #9 5
regular expressions meaning #62 4
regular expressions meaning #54 4
boost regex #9 3
perl regex tester #10 3
c# regular expression #29 2
c# regex #29 2
vb.net regex #6 2
regex programs #4 2
regex library #9 2
regex libraries #9 2
xml regular expression #10 1
c sharp regex #24 1
convert to regular expression #27 1
convert to regular expression #27 1
creating regular expressions #17 1
system::text::regularexpressions regex #8 1
what does regex do #30 1

The site's top keywords in Google (US), with the visits each one is estimated to bring per month.

Top backlinks

Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.

AI Crawlers

No AI crawlers blocked

Full breakdown

Open Page Rank

5.83 / 10 · ranked #124,784 of all domains

142 referring domains · OpenPageRank

Search traffic

490 est. monthly organic visits (US)

234 keywords in Google's top 30

Infrastructure

  • Hosted on PAIR-NETWORKS (216.92.20.37)
  • DNS: pair.com
  • Email: pair.com
  • Email security: SPF (hard fail), no DMARC record, CAA
  • SSL: Let's Encrypt, RSA 2048, expires Oct 2026
  • Common Crawl link graph: rank 446,441, 2 hosts
  • Verified with: Google

DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted

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