Tellstack

What rubygems.org is built with

Read on 2026-10-28 15:00. 10 technologies spotted.

TechnologyCategoryVersionConfidenceTell
Amazon S3CDN100%headers content-security-policy: -src 'self' https://s3-us-west-2.amazonaws.com/rubygems-dumps/ https://*.fastly-insigh
Amazon Web ServicesPaaS100%implied Amazon S3
GlobalSignSSL/TLS certificate authorities100%dns TXT: _globalsign-domain-verification=GXpUUS49HB9rYWZEmxJFtZdS61weLMlf91w9Dn-5
Google Font APIFont scripts100%dom link[href*='fonts.g'] @href: https://fonts.gstatic.com
HSTSSecurity100%headers strict-transport-security: max-age=31536000; includeSubDomains
RSSMiscellaneous100%dom link[type*='application'] @type: application/atom+xml
RubyProgramming languages100%headers server: RubyGems.org
SendgridEmail100%dns TXT: v=spf1 include:sendgrid.net include:_spf.google.com -all
StimulusJavaScript frameworks100%html: :bg-neutral-950"> <div class="min-h-screen flex flex-col" data-controller="reveal-search" data-action="keydown@wi
VarnishCaching100%headers via: 1.1 varnish

Look up any site with GET /v1/lookup?domain=rubygems.org. Start free.