indexo.dev

essener-symposium.com

.com crawl

First seen 2026-04-22 · Last seen 2026-05-16 · ok HTTP/1.1 200 5761 ms crawled 2026-05-16

DE · 85.214.252.218 · AS6724 Strato GmbH

Reputation 92/100 no dmarc policy

sector other type homepage

HTML metadata

Title
Start - Essener Symposium
Description
Hier finden Sie einen Überblick unserer Dienstleistungen.
Language
de
Generator
Contao Open Source CMS
Canonical
https://www.essener-symposium.com/

Technology

Server
nginx

Social

Contact

Email

Registration

Registrar
Cronon GmbH
Created
2017-09-04
Expires
2026-09-04 106 days left
Updated
2025-09-05
Name servers
  • ns3.nsentry.de
  • ns4.nsentry.de

DNS records live

NS
  • ns3.nsentry.de
  • ns4.nsentry.de
MX
  • 10 mail.essener-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 2026-03-26 to 2026-06-24
Expires in 34 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 80/100 Checked live page: https://www.essener-symposium.com/

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=31536000, max-age=15768000; includeSubDomains

Links to (5)

Linked from (1)