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 |
|---|---|---|---|---|---|---|
| npmjs.com | 0 | 0 | 217 / 3,716 exp | 2026-07-22 | UNCERTAIN | |
| nytimes.com | 0 | 0 | 0 / 4,607 exp | 2025-01-15 | DOWN | |
| office.com | 0 | 0 | 0 / 3,392 exp | 2021-03-04 | UNCERTAIN | |
| openai.com | 0 | 0 | 0 / 5,105 exp | 2025-08-06 | UNCERTAIN | |
| paypal.com | 0 | 0 | 0 / 1,679 exp | 2020-01-27 | DOWN | |
| pinterest.com | 0 | 0 | 7 / 362 exp | 2026-06-22 | UNCERTAIN | |
| proton.me | 0 | 0 | 34 / 476 exp | 2026-07-26 | UNCERTAIN | |
| pypi.org | 0 | 0 | 18 / 481 exp | 2026-07-07 | DOWN | |
| reddit.com | 0 | 0 | 75 / 565 exp | 2026-07-17 | UNCERTAIN | |
| render.com | 0 | 0 | 0 / 4,054 exp | 2022-05-20 | UNCERTAIN | |
| replicate.com | 0 | 0 | 52 / 567 exp | 2026-08-01 | DOWN | |
| rubygems.org | 0 | 0 | 27 / 2,112 exp | 2026-07-30 | UNCERTAIN | |
| s3.amazonaws.com | 0 | 0 | 0 / 0 exp | — | DOWN | |
| salesforce.com | 0 | 0 | 0 / 3,701 exp | 2020-01-27 | UNCERTAIN | |
| shopify.com | 0 | 0 | 0 / 5,252 exp | 2020-01-27 | UNCERTAIN | |
| signal.org | 0 | 0 | 148 / 1,123 exp | 2026-08-02 | UNCERTAIN | |
| slack.com | 0 | 0 | 0 / 869 exp | 2023-07-22 | UNCERTAIN | |
| snapchat.com | 0 | 0 | 188 / 2,758 exp | 2026-07-29 | UNCERTAIN | |
| sony.com | 0 | 0 | 0 / 2,570 exp | 2020-01-29 | UNCERTAIN | |
| spotify.com | 0 | 0 | 189 / 3,414 exp | 2026-07-12 | UNCERTAIN | |
| stripe.com | 0 | 0 | 176 / 2,097 exp | 2026-07-28 | UNCERTAIN | |
| substack.com | 0 | 0 | 34 / 547 exp | 2026-07-11 | UNCERTAIN | |
| telegram.org | 0 | 0 | 16 / 233 exp | 2026-07-11 | DOWN | |
| tiktok.com | 0 | 0 | 101 / 581 exp | 2026-07-16 | UNCERTAIN | |
| twitch.tv | 0 | 0 | 0 / 4,165 exp | 2025-11-23 | DOWN | |
| twitter.com | 0 | 0 | 0 / 2,650 exp | 2023-11-27 | UNCERTAIN | |
| uber.com | 0 | 0 | 437 / 2,792 exp | 2026-07-08 | UNCERTAIN | |
| vercel.com | 0 | 0 | 116 / 1,669 exp | 2026-07-31 | DOWN | |
| whatsapp.com | 0 | 0 | 0 / 4,902 exp | 2024-12-17 | UNCERTAIN | |
| wikipedia.org | 0 | 0 | 3 / 231 exp | 2026-06-06 | DOWN | |
| wordpress.com | 0 | 0 | 34 / 421 exp | 2026-07-29 | UNCERTAIN | |
| xbox.com | 0 | 0 | 168 / 3,700 exp | 2026-04-06 | DOWN | |
| ycombinator.com | 0 | 0 | 55 / 608 exp | 2026-07-30 | UNCERTAIN | |
| youtube.com | 0 | 0 | 0 / 787 exp | 2020-01-27 | UNCERTAIN |