nullops.tech
nullops.tech is a live English-language website hosted on Fastly, Inc. (AS54113) in the United States, served by swoole-http-server. cl0q first saw it on 2026-07-26 and last crawled it on 2026-07-31. It resolves to 151.101.131.52. Its favicon is fingerprinted by SHA-256, so you can find every other site that serves the same icon.
How the site describes itself:
NullOps | Learn Defensive Security the Offensive Way
Learn defensive security the offensive way through interactive, hands-on practice labs. Analyze real threat vectors, patch vulnerabilities, and master secure coding.
| Status | 200 OK — live & indexed by cl0q |
|---|---|
| First seen | 2026-07-26 |
| Last crawled | 2026-07-31 |
| IPv4 | 151.101.131.52 |
| IPv6 | 2a04:4e42:600::820 |
| Network | AS54113 Fastly, Inc. · California |
| Language | en |
| Server | swoole-http-server |