krewbase.app
krewbase.app is a live English-language website hosted on Cloudflare, Inc. (AS13335) in the United States, served by Cloudflare. cl0q first saw it on 2026-09-24 and last crawled it on 2026-09-24. It resolves to 104.21.31.228 and has mail (MX) records set up. Its favicon is fingerprinted by SHA-256, so you can find every other site that serves the same icon.
How the site describes itself:
Krewbase: Free Tools & Licensing Guides for Pool & Construction Crews
Free calculators and templates for pool builders and contractors, plus a 50-state contractor licensing guide. Pool chemistry, markup, estimates, concrete, COI tracking. No signup.
| Status | 200 OK — live & indexed by cl0q |
|---|---|
| First seen | 2026-09-24 |
| Last crawled | 2026-09-24 |
| IPv4 | 104.21.31.228 |
| IPv6 | 2606:4700:3033::6815:1fe4 |
| Network | AS13335 Cloudflare, Inc. · California |
| Mail (MX) | aspmx.l.google.com,alt1.aspmx.l.google.com,alt2.aspmx.l.google.com,alt4.aspmx.l.google.com,alt3.aspmx.l.google.com |
| Language | en |
| Server | cloudflare |