tst.dev
tst.dev is a live English-language website hosted on Amazon.com, Inc. (AS16509) in the United States, served by Amazons3. cl0q first saw it on 2026-10-09 and last crawled it on 2026-10-09. It resolves to 18.244.214.29 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:
tst.dev - Client-side developer utilities
Simple, client-side developer tools: JWT, JSON, diff, regex, hashing, epoch, cron, and UUID.
| Status | 200 OK — live & indexed by cl0q |
|---|---|
| First seen | 2026-10-09 |
| Last crawled | 2026-10-09 |
| IPv4 | 18.244.214.29 |
| IPv6 | 2600:9000:25f0:d600:19:7005:5400:93a1 |
| Network | AS16509 Amazon.com, Inc. · California |
| Mail (MX) | mail.protonmail.ch,mailsec.protonmail.ch |
| Language | en |
| Server | AmazonS3 |