backendchallenges.com
backendchallenges.com is a live English-language website hosted on Cloudflare, Inc. (AS13335) in the United States, served by Cloudflare. cl0q first saw it on 2026-09-03 and last crawled it on 2026-09-03. It resolves to 104.21.31.119. Its favicon is fingerprinted by SHA-256, so you can find every other site that serves the same icon.
How the site describes itself:
Backend Challenges - Get ready for your next backend interview
Short videos on system design, databases, AI and production engineering, one per concept, picked from the engineers who explain them best. Start watching free without an account.
| Status | 200 OK — live & indexed by cl0q |
|---|---|
| First seen | 2026-09-03 |
| Last crawled | 2026-09-03 |
| IPv4 | 104.21.31.119 |
| IPv6 | 2606:4700:3031::6815:1f77 |
| Network | AS13335 Cloudflare, Inc. · California |
| Language | en |
| Server | cloudflare |