Tracking 54,626 certificates across 273 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 |
|---|---|---|---|---|---|---|
| gmail.com | 9,773 | 5 | 0 / 9,773 exp | — | UP | |
| microsoft.com | 5,827 | 3,779 | 0 / 5,827 exp | — | UP | |
| shopify.com | 5,252 | 311 | 0 / 5,252 exp | — | UP | |
| fastly.com | 5,245 | 114 | 7 / 5,238 exp | — | UP | |
| cloudflare.com | 4,978 | 3,423 | 0 / 4,978 exp | — | UP | |
| azure.com | 4,502 | 3,139 | 0 / 4,502 exp | — | UP | |
| amazonaws.com | 4,445 | 2,068 | 0 / 4,445 exp | — | UP | |
| twitter.com | 2,650 | 495 | 0 / 2,650 exp | — | UP | |
| playstation.com | 2,579 | 995 | 0 / 2,579 exp | — | UP | |
| stripe.com | 2,321 | 200 | 122 / 2,199 exp | — | UP | |
| netlify.com | 1,821 | 111 | 104 / 1,717 exp | — | UP | |
| dropbox.com | 1,801 | 480 | 198 / 1,603 exp | — | UP | |
| lyft.com | 949 | 46 | 35 / 914 exp | — | UP | |
| icloud.com | 767 | 4,482 | 0 / 767 exp | — | UP | |
| linkedin.com | 623 | 1,772 | 0 / 623 exp | — | UP | |
| substack.com | 598 | 28 | 19 / 579 exp | — | UP | |
| telegram.org | 269 | 24 | 22 / 247 exp | — | UP | |
| bitbucket.io | 226 | 1 | 98 / 128 exp | — | UP | |
| 123hdtv.com | 0 | 0 | 0 / 0 exp | — | UNCERTAIN | |
| 1filmyfly.com | 0 | 0 | 0 / 0 exp | — | UNCERTAIN | |
| 21run.com | 0 | 0 | 0 / 0 exp | — | UNKNOWN | |
| 3plearning.com | 0 | 0 | 0 / 0 exp | — | UNKNOWN | |
| acidadeon.com | 0 | 0 | 0 / 0 exp | — | UNKNOWN | |
| adnmore.co.kr | 0 | 0 | 0 / 0 exp | — | UNKNOWN | |
| adxnexus.com | 0 | 0 | 0 / 0 exp | — | UNKNOWN | |
| airbnb.com | 0 | 0 | 113 / 807 exp | — | UNCERTAIN | |
| akamai.com | 0 | 0 | 0 / 1,262 exp | — | UNCERTAIN | |
| amazon.com | 0 | 0 | 0 / 5,953 exp | — | DOWN | |
| amimir.com | 0 | 0 | 0 / 0 exp | — | UNCERTAIN | |
| anthropic.com | 0 | 0 | 354 / 3,820 exp | — | UNCERTAIN | |
| anywhere.co | 0 | 0 | 0 / 0 exp | — | UNKNOWN | |
| apple.com | 0 | 0 | 0 / 2,561 exp | — | UNCERTAIN | |
| aspec-changanauto.ru | 0 | 0 | 0 / 0 exp | — | UNKNOWN | |
| bad.org.uk | 0 | 0 | 0 / 0 exp | — | UNKNOWN | |
| bakai.kg | 0 | 0 | 0 / 0 exp | — | UNKNOWN | |
| bestjobs.eu | 0 | 0 | 0 / 0 exp | — | UNKNOWN | |
| bing.com | 0 | 0 | 0 / 4,132 exp | — | UNCERTAIN | |
| bitbybit.studio | 0 | 0 | 0 / 0 exp | — | UNKNOWN | |
| bitdefender.com.au | 0 | 0 | 0 / 0 exp | — | UNKNOWN | |
| blacktoon410.com | 0 | 0 | 0 / 0 exp | — | UNCERTAIN | |
| bless.gs | 0 | 0 | 0 / 0 exp | — | UNKNOWN | |
| blob.core.windows.net | 0 | 0 | 0 / 5,008 exp | — | UNCERTAIN | |
| blogspot.com | 0 | 0 | 0 / 804 exp | — | UNCERTAIN | |
| bookvoed.ru | 0 | 0 | 0 / 0 exp | — | UNCERTAIN | |
| box-int-54f2g.com | 0 | 0 | 0 / 0 exp | — | UNCERTAIN | |
| brainacademy.id | 0 | 0 | 0 / 0 exp | — | UNKNOWN | |
| brandonw.net | 0 | 0 | 0 / 0 exp | — | UNKNOWN | |
| brone.games | 0 | 0 | 0 / 0 exp | — | UNCERTAIN | |
| btcturk.com | 0 | 0 | 0 / 0 exp | — | UNKNOWN | |
| bunkr.site | 0 | 0 | 0 / 0 exp | — | UNCERTAIN |