Index · Cert expiry · Fastest sites · Free tools · API
zoom.us
Security, TLS & performance report · checked 2026-11-01T04:24:57Z · category: saas
Security headers: F 17/100
(rank #367 of 461) · TLS: TLSv1.3 ·
Cert expires in 58 days (rank #138 of 459 soonest)
· Response: 67.8 ms (rank #84 of 446)
Certificate valid for 58 more days (until Dec 29 23:59:59 2026 GMT).
TLS certificate
| Field | Value |
| Issuer | DigiCert Inc |
| Subject CN | *.zoom.us |
| Valid until | Dec 29 23:59:59 2026 GMT |
| Days left | 58 |
| TLS version | TLSv1.3 |
| SAN entries | 2 |
Security headers (17/100, grade F)
| Header | Status |
|---|
strict-transport-security | max-age=15552000; includeSubDomains |
content-security-policy | missing |
x-frame-options | missing |
x-content-type-options | missing |
referrer-policy | missing |
permissions-policy | missing |
Availability & performance
| Field | Value |
| Availability | 100% (3/3 probes) |
| Avg response | 67.8 ms |
| Fastest / slowest | 55.1 / 85.0 ms |
| HTTP status | 200 (https) |
| Server | cloudflare |
DNS & robots.txt
| Field | Value |
| A records | 170.114.52.2 |
| Nameservers | ns-1137.awsdns-14.org, ns-1772.awsdns-29.co.uk, ns-387.awsdns-48.com, ns-888.awsdns-47.net |
| MX records | 2 |
| robots.txt | present (1 sitemap refs, 28 disallow rules) |
How zoom.us compares
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free tools or the API. Last built 2026-11-01.