indexo.dev

alex-2.de

.de crawl

First seen 2026-05-16 · Last seen 2026-05-16 · ok HTTP/1.1 200 2628 ms crawled 2026-05-20

DE · 91.184.36.72 · AS34225 SpeedPartner GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
ALEXANDER von HUMBOLDT II – Deutsche Stiftung Sail Training
Language
de
Generator
WordPress 6.7.3
Canonical
https://alex-2.de/
Feeds

Technology

Server
nginx
CMS
WordPress 6.7.3

Social

Contact

Email
Phone

Registration

Updated
2021-11-23
Name servers
  • ns1.dnspartner.de.
  • ns2.dnspartner.de.

DNS records live

NS
  • ns1.dnspartner.de
  • ns2.dnspartner.de
MX
  • 10 vmail001.netactive.de
Verified for
  • Microsoft 365

Email authentication weak

SPF
v=spf1 include:_spf.netactive.de include:_spf.kundenserver.de include:spf.protection.outlook.com -all
strict (-all)
DMARC
not published
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCh6mCd8QTGZGlugpXQxPuIxwhXcx9/+nUWKEc7CWwX11+v3excQowQkxuuKMDYKpZn2VyLKZ+RBkESpy77Gc…
selectors probed

Certificate (current)

R12
from 2026-04-30 to 2026-07-29
Expires in 69 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked live page: https://alex-2.de/

present
  • referrer-policy
findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Permissions Policy
Header values
referrer-policy
no-referrer-when-downgrade

Links to (19)

Linked from (1)