indexo.dev

certilingua.net

.net crawl

First seen 2026-04-18 · Last seen 2026-05-13 · ok HTTP/1.1 200 7873 ms crawled 2026-05-12

DE · 81.169.145.165 · AS6724 Strato GmbH

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Certilingua
Language
de
Generator
All in One SEO (AIOSEO) 4.9.2
Canonical
https://www.certilingua.net/
Feeds

Open Graph

url
https://www.certilingua.net/
title
Certilingua
locale
de_DE
site name
Certilingua • Label of Excellence, Promotion of plurilingualism, intercultural learning and international cooperation

Technology

Server
Apache
CMS
WordPress
Fonts
  • Google Fonts

Third-party hosts loaded (1)

  • fonts.googleapis.com×1

Registration

Registrar
Cronon GmbH
Created
2007-09-26
Expires
2026-09-26 128 days left
Updated
2025-09-27
Name servers
  • docks02.rzone.de
  • shades19.rzone.de

DNS records live

NS
  • docks02.rzone.de
  • shades19.rzone.de
MX
  • 5 smtpin.rzone.de

Email authentication strong

SPF
not published
DMARC
v=DMARC1;p=reject;
policy: reject (enforced)
DKIM
no key found at common selectors

Certificate (current)

Sectigo Public Server Authentication CA DV R36
from 2026-02-20 to 2027-03-14
Expires in 297 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.certilingua.net/

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

Linked from (3)