marc-friedrich.de

.de crawl

First seen 2026-04-13 · Last seen 2026-05-20 · ok HTTP/1.1 200 1840 ms crawled 2026-05-06

US · 198.202.211.1 · AS209242 Cloudflare London, LLC

Reputation 100/100

Classifying

HTML metadata

Title

Marc Friedrich - Finanzexperte, Bestseller-Autor & Speaker

Description

Marc Friedrich - Deutschlands erfolgreichster Sachbuchautor im Bereich Wirtschaft & Finanzen • Speaker • YouTube • Bitcoin • Finanzielle Intelligenz

Language

Translations

Technology

CDN: Cloudflare

Analytics

Google Tag Manager

Third-party hosts loaded (4)

cdn.prod.website-files.com×43
cdn.weglot.com×1
d3e54v103j8qbb.cloudfront.net×1
www.googletagmanager.com×1

Social

Registration

Updated

2025-08-15

Name servers

ns1021.ui-dns.org.
ns1043.ui-dns.com.
ns1049.ui-dns.biz.
ns1105.ui-dns.de.

DNS records live

NS

ns1021.ui-dns.org
ns1043.ui-dns.com
ns1049.ui-dns.biz
ns1105.ui-dns.de

MX

1 aspmx.l.google.com
10 alt3.aspmx.l.google.com
10 alt4.aspmx.l.google.com
5 alt1.aspmx.l.google.com
5 alt2.aspmx.l.google.com

Verified for

Google

Email authentication strong

SPF

v=spf1 include:_spf.google.com include:_spf.mlsend.com include:_spf.mailersend.net ~all

softfail (~all)

DMARC

v=DMARC1; p=reject; rua=mailto:techsupport@marc-friedrich.de; pct=100; adkim=s; aspf=s

policy: reject (enforced)

DKIM

google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA7QxWnrk4c8lrhPTaNlOMg6574fhRmsohjFR7Cy5Jo34cd+03gGGjRq+14t2s44fmPvf9u3V+XMk2eT…

selectors probed

Certificate (current)

WE1

from 2026-03-20 to 2026-06-18

Expires in 28 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 80/100 Checked live page: https://www.marc-friedrich.de/

present

strict-transport-security
content-security-policy
x-frame-options

findings

missing content type protection
missing Referrer Policy
missing Permissions Policy

Header values

x-frame-options: SAMEORIGIN
content-security-policy: frame-ancestors 'self'
strict-transport-security: max-age=31536000