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yarnpkg.com No paid content found Multilingual

Categories: Development

Tags: Open Source

Yarn, the modern JavaScript package manager

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Updated: 2026-09-03 16:36 Language: English (default) Access: Normal

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Home page | Yarn Full homepage screenshot

Website Overview

Identifiable technologies and additional version or configuration signals make the service easier to fingerprint, which may help targeted scanners narrow their checks. An established domain and managed infrastructure suggest continuity of operations and may support dependable delivery, although neither guarantees service quality.

Domain and Registration

Registered in 2016, this domain has about 9 years of history. That suggests continuity, although ownership and purpose may have changed. Transfer-protection status is present, helping reduce the risk of unauthorized domain transfers. The registrar is Cloudflare, Inc., a widely used domain service provider. The domain uses the common .com extension, which is not an independent safety signal.

DNS and Email

The observed email authentication setup is incomplete: DMARC is missing. Nameservers are provided by Cloudflare, indicating managed DNS hosting. MX records point to the Cloudflare Email Routing email service. No CNAME was found; the observed records resolve directly to addresses. DNSSEC signatures were not detected, so this additional DNS authenticity protection is not confirmed.

TLS and Certificates

The public key uses EC with 256 bits. The server supplied a complete certificate chain. No organization name is present in the certificate; the available fields are consistent with domain validation. The certificate was issued within the Google Trust Services cloud or CDN ecosystem. The certificate's total validity is about 90 days, consistent with a short renewal cycle.

HTTP and Browser Security

The checked browser-security headers were not detected, leaving fewer explicit browser-side safeguards. No X-Powered-By header was found, reducing one common source of backend fingerprinting information. The cf-ray response header indicates a CDN or caching proxy in the delivery path. No obvious internal addresses or debug information were found in the headers. The Server header identifies cloudflare without an exact version.

Technology Stack Analysis

The public page identifies Docusaurus 3.7.0, Cloudflare, Netlify, with exact versions exposed for 1 technologies. These details can narrow vulnerability checks, although exposure alone is not a vulnerability.

Search and Social Sharing

The Generator tag identifies Docusaurus v3.7.0, making the publishing system easier to fingerprint. Open Graph is partially configured; og:type is missing. Twitter Card metadata is configured. The page declares 2 language or regional alternatives using hreflang. The title has 16 characters, within a common display range.

Hosting and Email

DNSCloudflare
HostingNetlify
EmailCloudflare Email Routing
Location United States flagUnited States 2606:4700::6810:a878

Pages, Search and Sharing

Meta descriptionYarn, the modern JavaScript package manager
Canonical URLhttps://yarnpkg.com/
LanguageEnglish (default) · Multilingual
Twitter Cardsummary_large_image

Social Sharing Preview

6 fields

robots.txt (opens in a new tab)

HTTP 404

No robots.txt found

Sitemaps

1

Registration details RDAP / WHOIS

RegistrarCloudflare, Inc.
Registered2016-09-22
Expires2027-09-22
Domain statusclient transfer prohibited
Nameserversarnold.ns.cloudflare.com、linda.ns.cloudflare.com
DNSSECunsigned

DNS records

TypeNameValueTTLPriority
Ayarnpkg.com104.16.168.120165—
Ayarnpkg.com104.16.169.120165—
AAAAyarnpkg.com2606:4700::6810:a878300—
AAAAyarnpkg.com2606:4700::6810:a978300—
MXyarnpkg.comroute1.mx.cloudflare.net30034
MXyarnpkg.comroute2.mx.cloudflare.net30046
MXyarnpkg.comroute3.mx.cloudflare.net30057
NSyarnpkg.comarnold.ns.cloudflare.com86400—
NSyarnpkg.comlinda.ns.cloudflare.com86400—
TXTyarnpkg.comv=spf1 include:_spf.mx.cloudflare.net ~all300—

TLS and certificates

AssessmentNormal configuration
Supported protocolsTLSv1.2
Negotiated protocolTLSv1.2
Certificate subjectyarnpkg.com
IssuerGoogle Trust Services
Valid until2026-10-20T09:02 · Remaining when checked: 46 days
Verification detailsCertificate trust: Passed · Hostname match: Passed

HTTP response headers

HeaderValue
content-typetext/html; charset=UTF-8
cache-controlpublic, max-age=0, must-revalidate
servercloudflare

Identified technologies

Docusaurus 3.7.0CloudflareNetlify

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