jens-otten.de

.de crawl

First seen 2026-05-20 · Last seen 2026-05-30 · ok HTTP/1.1 200 245 ms crawled 2026-05-27

DE · 194.117.254.54 · AS199753 UD Media GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: Jens Otten | Homepage
Language: en

Technology

Server: Apache

Registration

Updated

2015-06-29

Name servers

ns3.powerdns.de.
ns4.powerdns.de.

DNS records live

NS

ns3.powerdns.de
ns4.powerdns.de

MX

10 mail.ud14.udmedia.de

Email authentication weak

SPF

not published

DMARC

not published

DKIM

k1: k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAonEsC50dP4x/PxU+8W4/TdQZHLvQfvumftGXF7VwjihOd0rHtmMg8vkFcKXmK9pNHKgFTxa/d6+UJXeiUq4gEZn…

selectors probed

Certificate (current)

E7

from 2026-04-01 to 2026-06-30

Expires in 29 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://jens-otten.de/

findings

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

Links to (30)

Linked from (3)