unpkg.com

.com toplist crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 800 ms crawled 2026-05-18

US · 104.18.0.22 · AS13335 Cloudflare, Inc.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title: UNPKG
Description: The CDN for everything on npm
Language: en

Technology

CDN: Cloudflare

Analytics

Google Tag Manager

Third-party hosts loaded (1)

www.googletagmanager.com×1

Social

Registration

Registrar

Cloudflare, Inc.

Created

2016-01-06

Expires

2027-01-06 231 days left

Updated

2025-12-07

Name servers

alexia.ns.cloudflare.com
weston.ns.cloudflare.com

DNS records live

NS

alexia.ns.cloudflare.com
weston.ns.cloudflare.com

MX

36 route2.mx.cloudflare.net
6 route3.mx.cloudflare.net
73 route1.mx.cloudflare.net

Email authentication weak

SPF: v=spf1 include:_spf.mx.cloudflare.net ~all
softfail (~all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

WE1

from 2026-05-13 to 2026-08-11

Expires in 84 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 60/100 Checked live page: https://unpkg.com/

present

strict-transport-security
x-content-type-options

findings

missing Content Security Policy
missing frame protection
missing Referrer Policy
missing Permissions Policy

Header values

x-content-type-options: nosniff
strict-transport-security: max-age=31536000; includeSubDomains; preload