indexo.dev

hardenedlinux.org

.org crawl

First seen 2026-04-15 · Last seen 2026-04-15 · ok HTTP/1.1 200 112 ms crawled 2026-05-09

US · 172.66.0.96 · AS13335 Cloudflare, Inc.

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
HardenedLinux
Language
en-us
Generator
Hugo 0.116.1
Feeds

Technology

CDN
Cloudflare
CMS
Hugo

Social

Registration

Registrar
1API GmbH
Created
2015-05-11
Expires
2027-05-11 355 days left
Updated
2025-11-25
Name servers
  • ns1.digitalocean.com
  • ns2.digitalocean.com
  • ns3.digitalocean.com

DNS records live

NS
  • ns1.digitalocean.com
  • ns2.digitalocean.com
  • ns3.digitalocean.com
MX
  • 10 mail.protonmail.ch
  • 20 mailsec.protonmail.ch
TXT
  • protonmail-verification=20cd8ec204bd2f3ee2344246154286001d58dece

Email authentication partial

SPF
v=spf1 include:_spf.protonmail.ch mx ~all
softfail (~all)
DMARC
v=DMARC1; p=none
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

WE1
from 2026-04-08 to 2026-07-07
Expires in 48 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (3)

Linked from (1)