indexo.dev

stefankarrer.net

.net crawl

First seen 2026-05-27 · Last seen 2026-05-30 · ok HTTP/1.1 200 307 ms crawled 2026-05-30

DE · 185.139.158.41 · AS58010 uvensys GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Stefan Karrer
Description
Portfolio website of Stefan Karrer
Language
en

Technology

Server
Apache

Contact

Email

Registration

Registrar
Ascio Technologies, Inc. Danmark - Filial af Ascio technologies, Inc. USA
Created
2016-09-15
Expires
2026-09-15 106 days left
Updated
2025-09-16
Name servers
  • ns1.easyname.eu
  • ns2.easyname.eu

DNS records live

NS
  • ns1.easyname.eu
  • ns2.easyname.eu
MX
  • 10 mail.protonmail.ch
  • 20 mailsec.protonmail.ch
TXT
  • protonmail-verification=1720d2e66d89e311154368e17ce17208c1ce3ea3

Email authentication weak

SPF
v=spf1 include:_spf.protonmail.ch mx ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

E8
from 2026-04-05 to 2026-07-04
Expires in 33 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://stefankarrer.net/

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

Links to (8)

Linked from (2)