indexo.dev

hackerhighschool.org

.org crawl

First seen 2026-04-11 · Last seen 2026-05-18 · ok HTTP/1.1 200 977 ms crawled 2026-05-18

US · 216.92.116.13 · AS7859 pair Networks

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Home

Technology

Server
Apache
Fonts
  • Google Fonts

Third-party hosts loaded (1)

  • fonts.googleapis.com×4

Social

Registration

Registrar
Gandi SAS
Created
2003-08-28
Expires
2026-08-28 101 days left
Updated
2025-10-12
Name servers
  • ns554.pair.com
  • ns7.ns0.com

DNS records live

NS
  • ns554.pair.com
  • ns7.ns0.com
MX
  • 50 mailwash55.pair.com

Email authentication weak

SPF
v=spf1 include:webmail.pair.com include:relay.pair.com include:pairlist.com a:hiwela.pair.com a:mailwash55.pair.com ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-04-18 to 2026-07-17
Expires in 59 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://hackerhighschool.org/

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

Links to (6)

Linked from (1)