htmlval.com
htmlval.com is a live English-language website hosted on Cloudflare, Inc. (AS13335) in the United States, served by Cloudflare. cl0q first saw it on 2026-10-11 and last crawled it on 2026-10-20. It resolves to 104.21.56.41 and has mail (MX) records set up.
How the site describes itself:
Free Online HTML & CSS Validation Service - htmlval.com
Free online HTML/XHTML validator, CSS validator, robots.txt validator, and JSON validator. Powered by CSS HTML Validator for Windows, Mac, and Linux.
| Status | 200 OK — live & indexed by cl0q |
|---|---|
| First seen | 2026-10-11 |
| Last crawled | 2026-10-20 |
| IPv4 | 104.21.56.41 |
| IPv6 | 2606:4700:3034::6815:3829 |
| Network | AS13335 Cloudflare, Inc. · California |
| Mail (MX) | val.htmlvalidator.com |
| Language | en |
| Server | cloudflare |