indexo.dev

contentteller.com

.com crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 966 ms crawled 2026-05-19

DE · 136.243.226.117 · AS24940 Hetzner Online GmbH

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Contentteller
Description
Contentteller featuring a flexible content type based content engine with a modern responsive webdesign, support for multiple websites, caching for high traffic websites, progressive web application support, integration with third party products and services, high security with strong cryptography, long term suppor ...
Language
en
Generator
Contentteller CMS System 3.0.25.2269, https://www.contentteller.com
Canonical
https://www.contentteller.com/
Feeds

Open Graph

url
https://www.contentteller.com/
title
Contentteller
locale
en_US
site name
Contentteller
description
Contentteller featuring a flexible content type based content engine with a modern responsive webdesign, support for multiple websites, caching for high traffic websites, progressive web application support, integration with third party products and services, high security with strong cryptography, long term suppor ...

Technology

Server
nginx

Social

Registration

Registrar
Hetzner Online GmbH
Created
2005-11-25
Expires
2026-11-25 189 days left
Updated
2025-11-26
Name servers
  • ns1.hostowly.com
  • ns2.hostowly.com

DNS records live

NS
  • ns1.hostowly.com
  • ns2.hostowly.com
MX
  • 0 mail.contentteller.com

Email authentication strong

SPF
v=spf1 a mx ip4:136.243.226.117 -all
strict (-all)
DMARC
v=DMARC1; p=quarantine; pct=100
policy: quarantine
DKIM
  • mail: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3imhzGFtNgiaGyRGH5a/JE1GYkLQ//xWFZhWW02L119dDoBkzPZiOZ7qtlkQcGIbeAgTTIJbMrQCgv…
selectors probed

Certificate (current)

R13
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://www.contentteller.com/

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

Links to (2)

Linked from (6)