indexo.dev

hackthissite.org

.org crawl

First seen 2026-05-08 · Last seen 2026-05-15 · ok HTTP/1.1 200 4610 ms crawled 2026-05-15

FR · 137.74.187.104 · AS16276 OVH SAS

Reputation 100/100

Classifying

HTML metadata

Title
Hack This Site
Description
HackThisSite.org is a free, safe and legal training ground for hackers to test and expand their ethical hacking skills with challenges, CTFs, and more.
Language
en
Feeds

Open Graph

url
https://www.hackthissite.org/
title
HackThisSite
description
HackThisSite.org is a free, safe and legal training ground for hackers to test and expand their ethical hacking skills with challenges, CTFs, and more.

Technology

Server
HackThisSite

Third-party hosts loaded (1)

  • data.htscdn.org×33

Social

Registration

Registrar
Porkbun LLC
Created
2003-08-10
Expires
2026-08-10 82 days left
Updated
2025-07-15
Name servers
  • c.ns.buddyns.com
  • f.ns.buddyns.com
  • g.ns.buddyns.com
  • h.ns.buddyns.com
  • j.ns.buddyns.com

DNS records live

NS
  • c.ns.buddyns.com
  • f.ns.buddyns.com
  • g.ns.buddyns.com
  • h.ns.buddyns.com
  • j.ns.buddyns.com
MX
Show 7 MX records
  • 10 aspmx.l.google.com
  • 20 alt1.aspmx.l.google.com
  • 20 alt2.aspmx.l.google.com
  • 30 aspmx2.googlemail.com
  • 30 aspmx3.googlemail.com
  • 30 aspmx4.googlemail.com
  • 30 aspmx5.googlemail.com
TXT
  • Harica-9mEHYfxOM4FZwd9l0gG
  • Harica-PM9RrLqWMFZXTJCoEoK
  • t-verify=e3f12c9c23e2e475563590326df31a12

Email authentication strong

SPF
v=spf1 a mx ip4:137.74.187.96 ip4:137.74.187.97 ip4:137.74.187.98 a:mail.hackthissite.org include:aspmx.googlemail.com include:spf.hackmail.org -all
strict (-all)
DMARC
v=DMARC1;p=quarantine;sp=quarantine;fo=0:1:d:s;aspf=r;adkim=r;ri=86400;pct=25;rua=mailto:8rbjyycl@ag.dmarcian.eu;ruf=mailto:8rbjyycl@fr.dmarcian.eu;
policy: quarantine · pct=25 · sp=quarantine
DKIM
  • mail: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApcB4rc1+1krd8E79an7yUvfPVlBFUKAK+ZPXiEzEJO/axF4+SSMYjeU5uNTI/cLdKzUSTw5VHN9He6…
selectors probed

Certificate (current)

HARICA DV TLS RSA
from 2026-03-25 to 2026-10-10
Expires in 144 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://hackthissite.org/

present
  • strict-transport-security
  • content-security-policy
  • referrer-policy
findings
  • CSP uses wildcard sources
  • missing frame protection
  • missing content type protection
  • missing Permissions Policy
Header values
referrer-policy
origin-when-cross-origin
content-security-policy
child-src 'self' hackthissite.org *.hackthissite.org htscdn.org *.htscdn.org discord.com; form-action 'self' hackthissite.org *.hackthissite.org htscdn.org *.htscdn.org; upgrade-insecure-requests; report-uri https://hackthissite.report-uri.com/r/d/csp/enforce
strict-transport-security
max-age=31536000; includeSubDomains; preload

Links to (12)

Linked from (1)