indexo.dev

gdg-himmelsleiter.de

.de crawl

First seen 2026-04-25 · Last seen 2026-05-20 · ok HTTP/1.1 200 1743 ms crawled 2026-05-19

DE · 188.64.57.33 · AS200062 Optitrust GmbH

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
Startseite | Himmelsleiter
Description
Startseite
Language
de

Technology

Third-party hosts loaded (1)

  • cdn.bistum-aachen.de×4

Social

Contact

Phone

Registration

Updated
2026-03-05
Name servers
  • ns1051.ui-dns.de.
  • ns1078.ui-dns.org.
  • ns1081.ui-dns.com.
  • ns1116.ui-dns.biz.

DNS records live

NS
  • ns1051.ui-dns.de
  • ns1078.ui-dns.org
  • ns1081.ui-dns.com
  • ns1116.ui-dns.biz
MX
  • 10 mx00.ionos.de
  • 10 mx01.ionos.de

Email authentication partial

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

Certificate (current)

R13
from 2026-04-27 to 2026-07-26
Expires in 66 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 75/100 Checked live page: https://gdg-himmelsleiter.de/

present
  • strict-transport-security
  • x-frame-options
  • x-content-type-options
  • referrer-policy
findings
  • missing Content Security Policy
  • missing Permissions Policy
Header values
referrer-policy
strict-origin-when-cross-origin
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff
strict-transport-security
max-age=63072000; includeSubDomains; preload

Links to (3)

Linked from (2)