indexo.dev

carsten-klein.com

.com crawl

First seen 2026-05-31 · Last seen 2026-05-31 · ok HTTP/1.1 200 184 ms crawled 2026-06-01

DE · 217.182.196.199 · AS16276 OVH SAS

Reputation 95/100 weak security headers

Classifying

Technology

Server
nginx

Registration

Registrar
INWX GmbH
Created
2013-04-07
Expires
2027-04-07 307 days left
Updated
2026-04-06
Name servers
  • ns.inwx.de
  • ns2.inwx.de
  • ns3.inwx.eu

DNS records live

NS
  • ns.inwx.de
  • ns2.inwx.de
  • ns3.inwx.eu
MX
  • 10 mail.carsten-klein.com

Email authentication strong

SPF
v=spf1 +a +mx +a:server.carsten-klein.com -all
strict (-all)
DMARC
v=DMARC1; p=quarantine; adkim=s; aspf=s
policy: quarantine
DKIM
  • default: v=DKIM1; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA8EbjPwd6rq6B04QiJL/kK3AJiXi+wnAmA9IxKGso7Eh1qCeK5VUSgRfD76AE7SQ1R+gPOZlT+gvXp3Y8UIEaw…
selectors probed

Certificate (current)

R13
from 2026-05-22 to 2026-08-20
Expires in 78 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://carsten-klein.com/

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

Linked from (1)