oliverleifken.de

.de crawl

First seen 2026-05-15 · Last seen 2026-05-15 · ok HTTP/1.1 200 860 ms crawled 2026-05-20

DE · 85.13.144.122 · AS34788 Neue Medien Muennich GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: Oliver Leifken – Moderne Webseiten die Konvertieren – Moderne Webseiten die Konvertieren
Language: de
Generator: WordPress 6.9.4
Canonical: https://oliverleifken.de/

Technology

Server: Apache
CMS: WordPress 6.9.4
jQuery: 3.7.1

Analytics

Google Tag Manager

Fonts

Google Fonts

Third-party hosts loaded (6)

fonts.googleapis.com×4
www.googletagmanager.com×3
cdn.jsdelivr.net×2
cdn.trustindex.io×1
gmpg.org×1
www.facebook.com×1

Social

Contact

Phone

+491608046851

Registration

Updated

2026-01-27

Name servers

ns5.kasserver.com.
ns6.kasserver.com.

DNS records live

NS

ns5.kasserver.com
ns6.kasserver.com

MX

1 smtp.google.com

Verified for

Google

Email authentication weak

SPF: v=spf1 a mx include:spf.kasserver.com ~all
softfail (~all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

R13

from 2026-04-23 to 2026-07-22

Expires in 63 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked live page: https://oliverleifken.de/

present

permissions-policy

findings

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

Header values

permissions-policy: private-state-token-redemption=(self "https://www.google.com" "https://www.gstatic.com" "https://recaptcha.net" "https://challenges.cloudflare.com" "https://hcaptcha.com"), private-state-token-issuance=(self "https://www.google.com" "https://www.gstatic.com" "https://recaptcha.net" "https://challenges.cloudflare.com" "https://hcaptcha.com")