indexo.dev

backstage.io

.io crawl

First seen 2026-04-20 · Last seen 2026-05-19 · ok HTTP/1.1 200 1350 ms crawled 2026-05-14

US · 185.199.110.153 · AS54113 Fastly, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Backstage Software Catalog and Developer Platform
Description
Backstage is an open source developer portal framework that centralizes your software catalog, unifies infrastructure tools, and helps teams ship high-quality code faster.
Language
en
Generator
Docusaurus v3.9.2
Canonical
https://backstage.io/
Translations
  • en
Feeds

Open Graph

url
https://backstage.io/
title
Backstage Software Catalog and Developer Platform
locale
en

Technology

CDN
Fastly
Server
GitHub.com
Analytics
  • Google Analytics
  • Google Tag Manager
Fonts
  • Google Fonts
Third-party hosts loaded (7)
  • cdn.jsdelivr.net×2
  • fonts.googleapis.com×2
  • www.googletagmanager.com×2
  • buttons.github.io×1
  • fonts.gstatic.com×1
  • unpkg.com×1
  • www.google-analytics.com×1

DNS records live

NS
  • ns1.dnsimple-edge.com
  • ns2.dnsimple-edge.net
  • ns3.dnsimple-edge.io
  • ns4.dnsimple-edge.org
TXT
  • ALIAS for backstage.github.io

Email authentication no MX

SPF
v=spf1 -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-04-30 to 2026-07-29
Expires in 71 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://backstage.io/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Linked from (2)