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ruby-lang.org
Security, TLS & performance report · checked 2026-11-01T04:24:57Z · category: languages
Security headers: F 0/100
(rank #409 of 461) · TLS: TLSv1.3 ·
Cert expires in 81 days (rank #246 of 459 soonest)
· Response: 120.9 ms (rank #159 of 446)
Certificate valid for 81 more days (until Jan 21 22:22:48 2027 GMT).
TLS certificate
| Field | Value |
| Issuer | Let's Encrypt |
| Subject CN | www.ruby-lang.org |
| Valid until | Jan 21 22:22:48 2027 GMT |
| Days left | 81 |
| TLS version | TLSv1.3 |
| SAN entries | 2 |
Security headers (0/100, grade F)
| Header | Status |
|---|
strict-transport-security | missing |
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 | 120.9 ms |
| Fastest / slowest | 40.1 / 258.1 ms |
| HTTP status | 200 (https) |
| Server | GitHub.com |
DNS & robots.txt
| Field | Value |
| A records | 185.199.109.153, 185.199.110.153, 185.199.108.153, 185.199.111.153 |
| Nameservers | lochlan.ns.cloudflare.com, rayne.ns.cloudflare.com |
| MX records | 3 |
| robots.txt | present (1 sitemap refs, 0 disallow rules) |
How ruby-lang.org compares
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