indexo.dev

rhein-main-symposium.com

.com crawl

First seen 2026-04-22 · Last seen 2026-05-16 · ok HTTP/1.1 200 4046 ms crawled 2026-05-16

DE · 89.22.100.45 · AS8648 dogado GmbH

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Startseite - 19. Rhein-Main-Symposium
Language
de
Generator
Contao Open Source CMS

Technology

Server
nginx

Contact

Email

Registration

Registrar
Cronon GmbH
Created
2019-12-23
Expires
2026-12-23 216 days left
Updated
2025-12-24
Name servers
  • ns3.nsentry.de
  • ns4.nsentry.de

DNS records live

NS
  • ns3.nsentry.de
  • ns4.nsentry.de
MX
  • 10 rhein-main-symposium.com
Verified for
  • Google

Email authentication weak

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

Certificate (current)

R12
from 2026-05-13 to 2026-08-11
Expires in 82 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 80/100 Checked live page: https://www.rhein-main-symposium.com/startseite.html

present
  • strict-transport-security
  • x-frame-options
  • x-content-type-options
  • referrer-policy
  • permissions-policy
findings
  • missing Content Security Policy
Header values
referrer-policy
no-referrer-when-downgrade, strict-origin-when-cross-origin
x-frame-options
SAMEORIGIN
permissions-policy
interest-cohort=()
x-content-type-options
nosniff
strict-transport-security
max-age=15768000; includeSubDomains

Links to (2)

Linked from (1)