regexarena.dev
regexarena.dev is a live English-language website hosted on Amazon.com, Inc. (AS16509) in the United States, served by Vercel. cl0q first saw it on 2026-10-16 and last crawled it on 2026-10-16. It resolves to 64.29.17.65. Its favicon is fingerprinted by SHA-256, so you can find every other site that serves the same icon.
How the site describes itself:
Regex Arena - Master Regular Expressions Through Interactive Challenges
Practice, compete, and master regular expressions with interactive challenges, real-time PvP battles, and a global leaderboard. Learn regex through hands-on experience in the ultimate regex training platform.
| Status | 200 OK — live & indexed by cl0q |
|---|---|
| First seen | 2026-10-16 |
| Last crawled | 2026-10-16 |
| IPv4 | 64.29.17.65 |
| Network | AS16509 Amazon.com, Inc. · California |
| Language | en |
| Server | Vercel |