dfv-fachbuch.de

.de crawl

First seen 2026-04-13 · Last seen 2026-05-20 · ok HTTP/1.1 200 890 ms crawled 2026-05-06

DE · 213.133.107.102 · AS24940 Hetzner Online GmbH

Reputation 100/100

Classifying

HTML metadata

Title: dfv Fachbuch
Language: de-DE
Canonical: https://www.dfv-fachbuch.de/

Open Graph

url: https://www.dfv-fachbuch.de/
title: dfv Fachbuch
site name: dfv Fachbuch

Technology

Server: Apache

Cookie consent

Usercentrics

Third-party hosts loaded (1)

app.usercentrics.eu×1

Registration

Updated

2008-10-22

Name servers

ns.plusline.de.
ns.s.plusline.de.

DNS records live

NS

ns.plusline.de
ns.s.plusline.de

MX

10 mx3-redirect.dfv-is.de

Verified for

Brevo

Email authentication strong

SPF

v=spf1 include:spf.sendinblue.com mx -all

strict (-all)

DMARC

v=DMARC1; p=quarantine; sp=none; rua=mailto:dmarc@mailinblue.com!10m; ruf=mailto:dmarc@mailinblue.com!10m; rf=afrf; pct=100; ri=86400

policy: quarantine · sp=none

DKIM

mail: k=rsa;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDeMVIzrCa3T14JsNY0IRv5/2V1/v2itlviLQBwXsa7shBD6TrBkswsFUToPyMRWC9tbR/5ey0nRBH0ZVxp+lsmTxid2Y2z…

selectors probed

Certificate (current)

Encryption Everywhere DV TLS CA - G2

from 2025-06-23 to 2026-06-23

Expires in 33 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 75/100 Checked live page: https://www.dfv-fachbuch.de/

present

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

findings

missing Content Security Policy
missing Permissions Policy

Header values

referrer-policy: strict-origin-when-cross-origin
x-frame-options: deny
x-content-type-options: nosniff
strict-transport-security: max-age=31536000; includeSubDomains

Links to (1)

dfv.de×2