indexo.dev

heinemann-verlag.de

.de crawl

First seen 2026-04-15 · Last seen 2026-05-19 · ok HTTP/1.1 200 2075 ms crawled 2026-05-09

DE · 85.10.212.223 · AS24940 Hetzner Online GmbH

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Heinemann Verlag - Im Dialog mit Spezialisten
Description
»Ich kann freilich nicht sagen, ob es besser werden wird, wenn es anders wird; aber soviel kann ich sagen, es muss anders werden, wenn es gut werden soll.« Georg Christoph Lichtenberg (1742 - 1799) Â

Technology

Server
Apache

Registration

Updated
2014-03-12
Name servers
  • ns1.your-server.de.
  • ns3.second-ns.de.
  • ns.second-ns.com.

DNS records live

NS
  • ns.second-ns.com
  • ns1.your-server.de
  • ns3.second-ns.de
MX
  • 10 dedi456.your-server.de
Verified for
  • Google
  • Meta

Email authentication strong

SPF
v=spf1 a mx ip4:80.94.183.28 ip4:80.94.183.29 include:_spf-e.cegedim.fr include:_spf-i.cegedim.fr -all
strict (-all)
DMARC
v=DMARC1;p=reject;sp=reject;pct=89;rua=mailto:dmarc1@heinemann-verlag.de;ruf=mailto:dmarc2@heinemann-verlag.de;adkim=r;aspf=r;
policy: reject (enforced) · pct=89 · sp=reject
DKIM
no key found at common selectors

Certificate (current)

Encryption Everywhere DV TLS CA - G2
from 2026-01-02 to 2027-01-02
Expires in 226 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.heinemann-verlag.de/de/

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

Linked from (2)