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fastapi.tiangolo.com
Security, TLS & performance report · checked 2026-11-01T04:24:57Z · category: frameworks
Security headers: D 33/100
(rank #286 of 461) · TLS: TLSv1.3 ·
Cert expires in 83 days (rank #258 of 459 soonest)
· Response: 103.1 ms (rank #126 of 446)
Certificate valid for 83 more days (until Jan 23 15:29:03 2027 GMT).
TLS certificate
| Field | Value |
|---|
| Issuer | Google Trust Services |
| Subject CN | fastapi.tiangolo.com |
| Valid until | Jan 23 15:29:03 2027 GMT |
| Days left | 83 |
| TLS version | TLSv1.3 |
| SAN entries | 1 |
Security headers (33/100, grade D)
| Header | Status |
|---|
x-content-type-options | nosniff |
referrer-policy | strict-origin-when-cross-origin |
strict-transport-security | missing |
content-security-policy | missing |
x-frame-options | missing |
permissions-policy | missing |
Availability & performance
| Field | Value |
|---|
| Availability | 100% (3/3 probes) |
| Avg response | 103.1 ms |
| Fastest / slowest | 57.2 / 164.3 ms |
| HTTP status | 200 (https) |
| Server | cloudflare |
DNS & robots.txt
| Field | Value |
|---|
| A records | 172.66.46.235, 172.66.45.21 |
| Nameservers | fastapitiangolo.pages.dev, adrian.ns.cloudflare.com, alec.ns.cloudflare.com |
| MX records | 1 |
| robots.txt | present (0 sitemap refs, 0 disallow rules) |
How fastapi.tiangolo.com compares
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free tools or the API. Last built 2026-11-01.