🌐 unpkg.com 200 🔒 SSL Valid
Checked: just now 🔗 Visit site
✨ About this site
This is a content delivery network (CDN) specifically designed to serve packages published on npm, primarily serving web developers and frontend engineers. It is a widely used and well-established resource in the JavaScript development community. The name 'unpkg' combines 'un-' with 'pkg', serving as a shorthand for 'unpack' or a play on 'un-package', reflecting its core function of unpacking and delivering code packages from npm.
📊 What the data says
This domain is hosted on Cloudflare and uses a technology stack that includes React, Vue.js, Bootstrap, Google Analytics, and Google Tag Manager. It currently returns a 200 HTTP status code, maintains an active HSTS security header, and holds an SSL certificate valid until January 10, 2027.
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 82d
Domain Expires ?When the domain registration expires. If not renewed, the domain becomes available to others.Read more →
in 78d
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 →
104.18.0.22
Performance ?Lighthouse performance score from Google PageSpeed Insights (0–100). Measures real-world loading speed, interactivity and visual stability.
N/A
Uptime
100%
⚡ Performance ?Lighthouse performance score from Google PageSpeed Insights (0–100). Measures real-world loading speed, interactivity and visual stability.
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Performance data not available yet.

🛠️ Tech Stack ?Technologies detected on this website: CMS, frameworks, libraries, CDN, and analytics tools. 6
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📊 Analytics
Google Analytics Google Tag Manager
🌐 CDN
Cloudflare
🎨 CSS Framework
Bootstrap
⚡ JS Framework
React Vue.js
📸 Screenshot Processing...
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⏳

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 →
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A (IPv4)104.18.1.22104.18.0.22
AAAA (IPv6)2606:4700::6812:162606:4700::6812:116
NSalexia.ns.cloudflare.comweston.ns.cloudflare.com
MX36 route2.mx.cloudflare.net6 route3.mx.cloudflare.net73 route1.mx.cloudflare.net
TXT (2)
Services configured via TXT:
Google Workspace
Show all TXT records
v=spf1 include:_spf.mx.cloudflare.net ~all
google-gws-recovery-domain-verification=76451538
📋 WHOIS / RDAP ?Public registration data: who registered the domain, when, and when it expires.Read more →
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RegistrarCloudflare, Inc.
Registered2016-01-06
Expires2027-01-06 (in 78 days)
Last Updated2025-12-07
Statusclient transfer prohibited
🔒 SSL Certificate ?Encrypts the connection between browsers and this website. Valid SSL = HTTPS works.Read more → Valid
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Subject (CN)unpkg.com
IssuerGoogle Trust Services
Valid From2026-10-12
Valid Until2027-01-10 (82 days left)
SANs (2)unpkg.com*.unpkg.com
📡 HTTP Headers ?Metadata sent by the server: reveals software, caching rules, and security configuration.Read more →
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Status200
Servercloudflare
Content-Typetext/html; charset=utf-8
Final URLhttps://unpkg.com/
strict-transport-securitymax-age=31536000; includeSubDomains; preload
x-content-type-optionsnosniff
cache-controlpublic, max-age=60, s-maxage=300
cf-raya4cfb86dca5981af-IAD
Security headers ?HTTP headers that protect visitors from attacks. HSTS forces HTTPS, CSP controls resource loading, X-Frame-Options prevents clickjacking.Read more →
HSTS
Content-Security-Policy
X-Frame-Options
🏠 Hosting ?Physical infrastructure: where the server is, who operates it, and what network it belongs to.Read more →
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IP Address104.18.0.22
ProviderUnknown
OrganizationN/A
ASNN/A
LocationN/A
🛡️ Security Score D (3/7)
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Valid SSL
HSTS
CSP
X-Frame-Options
X-Content-Type
Referrer-Policy
Permissions-Policy
🗺️ Sitemap & Robots
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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 Not found
🔗 Social & Meta Tags Complete
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TitleUNPKG
DescriptionThe CDN for everything on npm
OG TitleUNPKG
OG DescriptionThe CDN for everything on npm
OG Imagehttps://unpkg.com/social-card.png
OG preview
OG Typewebsite
OG Site NameUNPKG
Twitter Cardsummary_large_image
Languageen
📧 Mail Security ?Email authentication records (SPF & DMARC) that prevent spoofing and phishing from this domain.Read more →
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SPF✓ Present
v=spf1 include:_spf.mx.cloudflare.net ~all
DMARC✓ Present
v=DMARC1; p=none;
MX Records
36 → route2.mx.cloudflare.net
6 → route3.mx.cloudflare.net
73 → route1.mx.cloudflare.net
🌍 Other TLDs ?Other top-level domain variants of this domain name and their availability. 7 active 2 for sale 14 available
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.com current
.net ●
.org taken
.info taken
.io ●
.co ●
.dev ●
.app Available
.me ●
.biz Available
.eu Available
.xyz ●
.fi Available
.se Available
.de Available
.uk Available
.fr Available
.nl Available
.es Available
.it Available
.us Available
.ca Available
.com.au Available
.co.uk ●
📡 Uptime Monitor
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Current Status 🟢 Online
HTTP Status 200
Response Time 90ms
Last Checked 2026-10-18 05:45:09.520935
Uptime (30d) 100%