indexo.dev

sebastiankraemer.de

.de crawl

First seen 2026-04-18 · Last seen 2026-05-08 · ok HTTP/1.1 200 3368 ms crawled 2026-05-12

DE · 217.160.0.207 · AS8560 IONOS SE

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Sebastian Krämer
Description
Noch biete ich zum Testen neuen Materials und künftiger Anlässe Hauskonzerte zu erschwinglichen Konditionen! Fragt gerne per Mail formlos an!
Language
de
Canonical
https://sebastiankraemer.de/

Technology

Server
Apache
CMS
WordPress

Third-party hosts loaded (1)

  • s.w.org×1

Contact

Email

Registration

Updated
2018-09-11
Name servers
  • ns1081.ui-dns.biz.
  • ns1081.ui-dns.com.
  • ns1081.ui-dns.de.
  • ns1081.ui-dns.org.

DNS records live

NS
  • ns1081.ui-dns.biz
  • ns1081.ui-dns.com
  • ns1081.ui-dns.de
  • ns1081.ui-dns.org
MX
  • 10 mx00.ionos.de
  • 10 mx01.ionos.de

Email authentication partial

SPF
v=spf1 include:_spf.google.com include:_spf-eu.ionos.com include:_spf.kundenserver.de ~all
softfail (~all)
DMARC
v=DMARC1;p=none;rua=mailto:DMARC@sebastiankraemer.de;ruf=mailto: DMARC@sebastiankraemer.de;fo=1
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

Sectigo Public Server Authentication CA DV R36
from 2025-06-08 to 2026-06-23
Expires in 33 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://sebastiankraemer.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 (1)