🌐
jsdelivr.com 200
🔒 SSL Valid
HTTP Status A three-digit code showing if the site loaded successfully (200), redirects (301/302), or has errors (4xx/5xx).Read more →
200
SSL Expires When the SSL certificate expires. An expired certificate causes browser security warnings.Read more →
in 57d
Domain Expires When the domain registration expires. If not renewed, the domain becomes available to others.Read more →
in 209d
Hosting The company and location where this website's server is physically located.Read more →
Unknown
Security Score based on key HTTP security headers: HSTS, Content-Security-Policy, and X-Frame-Options.Read more →
1/3
IP Address The numerical address of the server hosting this website. Reveals location, provider, and network.Read more →
172.67.130.104
Performance Lighthouse performance score from Google PageSpeed Insights (0–100). Measures real-world loading speed, interactivity and visual stability.
N/A
Uptime
N/A
Performance Lighthouse performance score from Google PageSpeed Insights (0–100). Measures real-world loading speed, interactivity and visual stability.
▼
Performance data not available yet.
Tech Stack Technologies detected on this website: CMS, frameworks, libraries, CDN, and analytics tools. 5
▼
📊 Analytics
Google Analytics
🌐 CDN
Cloudflare
🎨 CSS Framework
Bootstrap
🔤 Font/Icon
Font Awesome
📦 JS Library
jQuery
Screenshot
Processing...
▼
⏳
Screenshot is being captured...
DNS Records DNS translates domain names to IP addresses. Records control where the site, email, and services are directed.Read more →
▼
| A (IPv4) | 104.21.8.91172.67.130.104 |
| AAAA (IPv6) | 2606:4700:3037::ac43:82682606:4700:3037::6815:85b |
| NS | saanvi.ns.cloudflare.compedro.ns.cloudflare.com |
| MX | 53 route3.mx.cloudflare.net55 route1.mx.cloudflare.net5 route2.mx.cloudflare.net |
| TXT (3) |
Services configured via TXT:
Google
+1 other TXT record(s)
Show all TXT recordsv=spf1 include:_spf.mx.cloudflare.net ~all fastly-domain-delegation-fkKiejfmiL-581249-2023-03-09 google-site-verification=LWLxcNJjbbCbeoSVv_Tm4q1zOE4P43G2pNtAWumO5Ts |
WHOIS / RDAP Public registration data: who registered the domain, when, and when it expires.Read more →
▼
| Registrar | Amazon Registrar, Inc. |
| Registered | 2012-05-16 |
| Expires | 2027-05-16 (in 209 days) |
| Last Updated | 2026-05-16 |
| Status | client transfer prohibited |
SSL Certificate Encrypts the connection between browsers and this website. Valid SSL = HTTPS works.Read more → Valid
▼
| Subject (CN) | jsdelivr.com |
| Issuer | Google Trust Services |
| Valid From | 2026-09-16 |
| Valid Until | 2026-12-15 (57 days left) |
| SANs (2) | jsdelivr.comdownload.jsdelivr.com |
HTTP Headers Metadata sent by the server: reveals software, caching rules, and security configuration.Read more →
▼
| Status | 200 |
| Server | cloudflare |
| Content-Type | text/html; charset=utf-8 |
| Final URL | https://www.jsdelivr.com/ |
| strict-transport-security | max-age=31536000; includeSubDomains; preload |
| cache-control | public, max-age=300, must-revalidate, stale-while-revalidate=600, stale-if-error=86400 |
| cf-ray | a4c965161dfa02dc-IAD |
Security headers HTTP headers that protect visitors from attacks. HSTS forces HTTPS, CSP controls resource loading, X-Frame-Options prevents clickjacking.Read more →
Hosting Physical infrastructure: where the server is, who operates it, and what network it belongs to.Read more →
▼
| IP Address | 172.67.130.104 |
| Provider | Unknown |
| Organization | N/A |
| ASN | N/A |
| Location | N/A |
Security Score
F (2/7)
▼
Sitemap & Robots
▼
Open to search engines
This site's robots.txt lets crawlers access its main content. Search engines can index it normally.
No paths are disallowed — everything is crawlable.
| Sitemap | Found 9 sitemaps (index) pages |
Social & Meta Tags
Complete
▼
| Title | jsDelivr - A free, fast, and reliable CDN for JS and open source |
| Description | Optimized for JS and ESM delivery from npm and GitHub. Works with all web formats. Serving more than 150 billion requests per month. |
| OG Title | jsDelivr - A free, fast, and reliable CDN for JS and Open Source |
| OG Description | Optimized for JS and ESM delivery from npm and GitHub. Works with all web formats. Serving more than 150 billion requests per month. |
| OG Image | https://www.jsdelivr.com/assets/e281cc058fcdd33984b08139ee2372c92ae506c7/img/og-jsdelivr.png |
| OG Type | website |
| OG Site Name | jsDelivr |
| Twitter Card | summary_large_image |
| Language | en |
Mail Security Email authentication records (SPF & DMARC) that prevent spoofing and phishing from this domain.Read more →
▼
| SPF | ✓ Present v=spf1 include:_spf.mx.cloudflare.net ~all |
| DMARC | Not set |
| MX Records | 53 → route3.mx.cloudflare.net 55 → route1.mx.cloudflare.net 5 → route2.mx.cloudflare.net |
Other TLDs Other top-level domain variants of this domain name and their availability. 10 active 3 for sale 10 available
▼
Uptime Monitor
▼
Not checked yet — data will appear after the first monitoring run.