indexo.dev

johannesdullin.com

.com crawl

First seen 2026-06-02 · Last seen 2026-06-02 · ok HTTP/1.1 200 1165 ms crawled 2026-06-02

DE · 92.205.175.142 · AS21499 Host Europe GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
JOHANNES DULLIN
Language
de-CH
Generator
WordPress 6.9.4
Canonical
https://johannesdullin.com/
Feeds

Technology

Server
Apache
CMS
WordPress 6.9.4
PHP
7.3.33 end of life
jQuery
3.6.0
Fonts
  • Google Fonts
Social widgets
  • Vimeo Embed

Third-party hosts loaded (6)

  • player.vimeo.com×7
  • maxcdn.bootstrapcdn.com×3
  • cdn.jsdelivr.net×2
  • code.jquery.com×2
  • fonts.googleapis.com×1
  • gmpg.org×1

Social

Registration

Registrar
Mesh Digital Limited
Created
2007-11-24
Expires
2026-11-24 172 days left
Updated
2025-11-23
Name servers
  • ns13.domaincontrol.com
  • ns14.domaincontrol.com

DNS records live

NS
  • ns13.domaincontrol.com
  • ns14.domaincontrol.com
MX
  • 0 johannesdullin-com.mail.protection.outlook.com

Email authentication weak

SPF
v=spf1 include:secureserver.net mx a include:ispgateway.de -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

Starfield Secure Certificate Authority - G2
from 2026-02-03 to 2027-01-29
Expires in 238 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://johannesdullin.com/

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)