indexo.dev

rushjs.io

.io crawl

First seen 2026-04-14 · Last seen 2026-05-05 · ok HTTP/1.1 200 648 ms crawled 2026-05-07

US · 185.199.109.153 · AS54113 Fastly, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Rush
Language
en
Generator
Docusaurus v2.3.1
Canonical
https://rushjs.io/
Translations
  • en
  • zh-cn

Open Graph

url
https://rushjs.io/
title
Rush

Technology

CDN
Fastly
Server
GitHub.com
Fonts
  • Google Fonts

Third-party hosts loaded (1)

  • fonts.googleapis.com×1

Social

DNS records live

NS
  • ns1-02.azure-dns.com
  • ns2-02.azure-dns.net
  • ns3-02.azure-dns.org
  • ns4-02.azure-dns.info
MX
  • 0 rushjs-io.mail.protection.outlook.com
TXT
  • MS=ms28420058

Email authentication strong

SPF
v=spf1 include:spf.protection.outlook.com -all
strict (-all)
DMARC
v=DMARC1; p=reject
policy: reject (enforced)
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAm6O95hV8GgJ9E+y8P7+0e5HzWPq87uh1oohTCa3mtXr0UVOlZ01uSMytH29obcH3E8uQVBmyTUNFYn…
selectors probed

Certificate (current)

R13
from 2026-04-24 to 2026-07-23
Expires in 65 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (5)

Linked from (1)