indexo.dev

teachers4f.de

.de crawl

First seen 2026-04-17 · Last seen 2026-05-08 · ok HTTP/1.1 200 2340 ms crawled 2026-05-12

US · 104.21.75.195 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Teachers4f
Description
Im Bildungsalltag entsteht Wissen durch Austausch und Inspiration – und icebet bringt diese lebendige Dynamik in die digitale Welt, wo jeder Moment neue Energie
Language
de
Generator
WordPress 6.9.4
Canonical
https://teachers4f.de/
Feeds

Technology

CDN
Cloudflare
CMS
WordPress

Contact

Email

Registration

Updated
2025-03-22
Name servers
  • cloe.ns.cloudflare.com.
  • tom.ns.cloudflare.com.

DNS records live

NS
  • cloe.ns.cloudflare.com
  • tom.ns.cloudflare.com

Email authentication no MX

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

WE1
from 2026-05-09 to 2026-08-07
Expires in 79 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://teachers4f.de/

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

Links to (5)

Linked from (1)