indexo.dev

semper-schulen.de

.de crawl

First seen 2026-04-14 · Last seen 2026-05-20 · ok HTTP/1.1 200 5490 ms crawled 2026-05-08

DE · 217.154.227.192 · AS8560 IONOS SE

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Privatschulen in Deutschland – lernen. leben. semper.
Description
Semper Schulen - Die Reise zu exzellenter Bildung beginnt hier. Unser breites Angebot für nachhaltigen Lernerfolg und persönliche Entwicklung.
Language
de
Generator
WordPress 6.8.3
Canonical
https://semper-schulen.de/
Feeds

Open Graph

url
https://semper-schulen.de/
title
Privatschulen in Deutschland – lernen. leben. semper.
locale
de_DE
site name
Semper Schulen
description
Semper Schulen - Die Reise zu exzellenter Bildung beginnt hier. Unser breites Angebot für nachhaltigen Lernerfolg und persönliche Entwicklung.
updated time
2026-05-06T13:50:02+00:00

Technology

Server
nginx
CMS
WordPress

Third-party hosts loaded (1)

  • npmcdn.com×1

Contact

Address
Hohe Straße 9-13, 04107, Leipzig

Registration

Updated
2020-03-10
Name servers
  • ns01.agenturserver.co.
  • ns01.agenturserver.de.
  • ns01.agenturserver.it.

DNS records live

NS
  • ns01.agenturserver.co
  • ns01.agenturserver.de
  • ns01.agenturserver.it
MX
  • 0 semperschulen-de01e.mail.protection.outlook.com
TXT
  • atlassian-sending-domain-verification=8ceb4cdd-5b28-46e6-85a1-019bebf8c627
Verified for
  • Atlassian

Email authentication partial

SPF
v=spf1 mx ip4:81.201.147.128/28 ip4:91.10.43.152 ip4:78.47.210.4 ip4:62.146.106.18 ip4:85.13.161.81 ip4:85.13.137.121 a:mailout.germanpersonnel.de include:spf.atlassian.net include:spf.protection.outlook.com -all
strict (-all)
DMARC
v=DMARC1;p=none;pct=100;rua=mailto:dmarc@semper-schulen.de;ruf=mailto:dmarc@semper-schulen.de;ri=86400;fo=1
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-04-29 to 2026-07-28
Expires in 68 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://semper-schulen.de/

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

Links to (1)

Linked from (2)