https://zsdr.pages.dev/today/?error=course-not-found
Host summary
Observed host history, traffic, and infrastructure
| Host | Rank | Registered | First seen | Last seen | Sent | Received | IP | Fingerprints |
|---|---|---|---|---|---|---|---|---|
| zsdr.pages.dev 40 alerts | N/A | 2020-09-02 | 2025-12-24 | 2026-06-09 | 9.3 KB | 42.1 KB |  172.66.44.244 | HSTS Security HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS. Apple MapKit JS Maps Apple MapKit JS lets you embed interactive maps directly into your websites across platforms and operating systems, including iOS and Android. Cloudflare CDN Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services. |
| www.apple.com | 743 | 1987-02-19 | 2012-05-21 | 2026-06-05 | 1.0 KB | 328.9 KB |  96.6.16.249 | Apple MapKit JS Maps Apple MapKit JS lets you embed interactive maps directly into your websites across platforms and operating systems, including iOS and Android. HSTS Security HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS. |
Observed certificates
Distinct fingerprints recorded in HTTP transactions
| Subject | Issuer | Valid from | Valid until | Fingerprint | Hosts |
|---|---|---|---|---|---|
| www.apple.com | Apple Inc. · Apple Public EV Server RSA CA 1 - G1 | Wed, 11 Feb 2026 17:44:10 GMT | Tue, 18 Aug 2026 17:30:10 GMT | SHA25604:18:3F:EA:3B:7D:BC:23:89:85:72:4A:8B:1D:8F:CB:61:BF:5B:B1:00:75:51:25:0D:BF:3A:4C:F8:C2:C5:65 | www.apple.com |
| zsdr.pages.dev | Google Trust Services · WE1 | Thu, 11 Jun 2026 10:43:11 GMT | Wed, 09 Sep 2026 11:43:10 GMT | SHA256F0:E5:C2:1D:D6:4C:78:47:D3:DC:DB:50:5F:6C:88:09:13:07:70:58:C1:C1:12:9B:66:6B:CF:5C:41:B6:18:9F | zsdr.pages.dev |