checkupstream.com
checkupstream.com is a live English-language website hosted on Cloudflare, Inc. (AS13335) in the United States, served by Cloudflare. cl0q first saw it on 2026-10-06 and last crawled it on 2026-10-06. It resolves to 104.18.30.55 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:
CheckUpstream | Vendor Outage Monitoring for Product Teams
Find the APIs your projects depend on. Get relevant vendor outage alerts with the vendor’s own timeline and the measurements we record.
| Status | 200 OK — live & indexed by cl0q |
|---|---|
| First seen | 2026-10-06 |
| Last crawled | 2026-10-06 |
| IPv4 | 104.18.30.55 |
| IPv6 | 2606:4700::6812:1f37 |
| Network | AS13335 Cloudflare, Inc. · United States |
| Mail (MX) | route3.mx.cloudflare.net,route2.mx.cloudflare.net,route1.mx.cloudflare.net |
| Language | en |
| Server | cloudflare |