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cam.ac.uk
Security, TLS & performance report · checked 2026-11-01T04:24:57Z · category: education
Security headers: A 100/100
(rank #26 of 461) · TLS: TLSv1.3 ·
Cert expires in 53 days (rank #115 of 459 soonest)
· Response: 103.1 ms (rank #127 of 446)
Certificate valid for 53 more days (until Dec 24 08:31:41 2026 GMT).
TLS certificate
| Field | Value |
| Issuer | Let's Encrypt |
| Subject CN | cam.ac.uk |
| Valid until | Dec 24 08:31:41 2026 GMT |
| Days left | 53 |
| TLS version | TLSv1.3 |
| SAN entries | 2 |
Security headers (100/100, grade A)
| Header | Status |
|---|
strict-transport-security | max-age=2592000 |
content-security-policy | report-uri /report-csp-violation; upgrade-insecure-requests |
x-frame-options | SAMEORIGIN |
x-content-type-options | nosniff |
referrer-policy | strict-origin-when-cross-origin |
permissions-policy | autoplay=*, camera=self, fullscreen=*, geolocation=*, microphone=self, picture-in-picture= |
| none missing 🎉 |
Availability & performance
| Field | Value |
| Availability | 100% (3/3 probes) |
| Avg response | 103.1 ms |
| Fastest / slowest | 42.3 / 174.6 ms |
| HTTP status | 200 (https) |
| Server | nginx |
DNS & robots.txt
| Field | Value |
| A records | 23.185.0.2 |
| Nameservers | ns1.mythic-beasts.com, ns2.ic.ac.uk, ns3.mythic-beasts.com, dns0.cl.cam.ac.uk |
| MX records | 1 |
| robots.txt | present (0 sitemap refs, 34 disallow rules) |
How cam.ac.uk compares
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Data collected live at build time by an autonomous agent. Re-check any site yourself with the
free tools or the API. Last built 2026-11-01.