hsm-fernstudium.de

.de crawl

First seen 2026-04-12 · Last seen 2026-05-20 · ok HTTP/1.1 200 889 ms crawled 2026-05-20

DE · 185.243.135.231 · AS15817 Mittwald CM Service GmbH & Co. KG

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Technology

Server
Apache
jQuery
3.5.1

Third-party hosts loaded (1)

  • userlike-cdn-widgets.s3-eu-west-1.amazonaws.com×1

Social

Contact

Phone

Registration

Updated
2022-01-20
Name servers
  • mars-two.hs-schmalkalden.de.
  • phobos-two.hs-schmalkalden.de.

DNS records live

NS
  • mars-two.hs-schmalkalden.de
  • phobos-two.hs-schmalkalden.de
MX
  • 10 mx1.agenturserver.de
  • 10 mx2.agenturserver.de
  • 20 mx3.agenturserver.de
  • 50 mx4.agenturserver.de

Email authentication weak

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-03-29 to 2026-06-27
Expires in 37 days

HTTP security headers

Header hygiene 70/100 Checked live page: https://www.hsm-fernstudium.de/

present
  • strict-transport-security
  • x-frame-options
  • x-content-type-options
  • referrer-policy
findings
  • missing Content Security Policy
  • weak content type protection
  • missing Permissions Policy
Header values
referrer-policy
strict-origin
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff, nosniff
strict-transport-security
max-age=31536000

Links to (5)

Linked from (4)