indexo.dev

rudern-rgf.de

.de crawl

First seen 2026-04-16 · Last seen 2026-05-08 · ok HTTP/1.1 200 3983 ms crawled 2026-05-11

DE · 81.88.34.36 · AS45012 dogado GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Ruderverein für das Große Freie Lehrte-Sehnde
Language
de
Generator
WordPress 6.9.4
Canonical
https://rudern-rgf.de/
Feeds

Technology

Server
nginx
CMS
WordPress

Third-party hosts loaded (2)

  • fonts.typotheque.com×1
  • gmpg.org×1

Social

Contact

Email

Registration

Updated
2019-12-29
Name servers
  • cns1.alfahosting.info.
  • cns2.alfahosting.info.
  • cns3.alfahosting.info.

DNS records live

NS
  • cns1.alfahosting.info
  • cns2.alfahosting.info
  • cns3.alfahosting.info
MX
  • 10 mx03.secure-mailgate.com
  • 10 mx04.secure-mailgate.com

Email authentication weak

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

Certificate (current)

Sectigo Public Server Authentication CA DV R36
from 2026-03-05 to 2027-04-05
Expires in 320 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked live page: https://rudern-rgf.de/

present
  • permissions-policy
findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
Header values
permissions-policy
private-state-token-redemption=(self "https://www.google.com" "https://www.gstatic.com" "https://recaptcha.net" "https://challenges.cloudflare.com" "https://hcaptcha.com"), private-state-token-issuance=(self "https://www.google.com" "https://www.gstatic.com" "https://recaptcha.net" "https://challenges.cloudflare.com" "https://hcaptcha.com")

Links to (3)

Linked from (1)