ulfdittmer.com

.com crawl

First seen 2026-04-16 · Last seen 2026-05-14 · ok HTTP/1.1 200 1681 ms crawled 2026-05-11

US · 15.204.212.48 · AS16276 OVH SAS

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title: Ulf Dittmer
Canonical: https://www.ulfdittmer.com/view?HomePage

Technology

Server: Apache

Analytics

Google Tag Manager

Third-party hosts loaded (2)

code.jquery.com×1
www.googletagmanager.com×1

Social

Registration

Registrar

NameSilo, LLC

Created

2001-04-25

Expires

2029-04-25 1070 days left

Updated

2025-11-30

Name servers

xjns1.dailyrazor.com
xjns2.dailyrazor.com
xjns5.dailyrazor.com
xjns6.dailyrazor.com

DNS records

MX

0 ulfdittmer.com

Email authentication partial

SPF

v=spf1 ip4:15.204.212.48 ip4:15.204.212.47 ip4:162.253.125.192 +a +mx include:spf.dailyrazor.com -all

strict (-all)

DMARC

v=DMARC1; p=none;

policy: none (monitoring only)

DKIM

default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxXjuPAi0Zc2x/U8klLXG60GZO5JGOwZ/infzyhjzO+YonY61H4HfQdosNQfJ/Chnd/AQYYBrpprBJe…

selectors probed

Certificates

Loading certificate

HTTP security headers

Header hygiene 45/100 Checked live page: https://ulfdittmer.com/view?HomePage

present

x-frame-options
permissions-policy

findings

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

Header values

x-frame-options: SAMEORIGIN
permissions-policy: interest-cohort=()