Tracking 17,498 certificates across 84 domains from the public CT logs (crt.sh). We discover subdomains automatically, track issuer history, and surface shadow IT from cert issuance.
| Domain | Certs | Subdomains | Active | Newest | Health | Last Check |
|---|---|---|---|---|---|---|
| amazonaws.com | 4,445 | 2,068 | 0 / 4,445 exp | 2020-01-29 | UP | |
| anthropic.com | 3,896 | 140 | 527 / 3,369 exp | 2026-08-03 | UP | |
| playstation.com | 2,579 | 995 | 0 / 2,579 exp | 2023-07-11 | UP | |
| zoom.us | 2,408 | 2,589 | 0 / 2,408 exp | 2022-09-24 | UP | |
| storage.googleapis.com | 1,553 | 4 | 0 / 1,553 exp | 2020-01-27 | UP | |
| tumblr.com | 1,046 | 92 | 34 / 1,012 exp | 2026-08-01 | UP | |
| blogspot.com | 804 | 88 | 0 / 804 exp | 2020-01-24 | UP | |
| icloud.com | 767 | 4,482 | 0 / 767 exp | 2021-03-31 | UP |