indexo.dev

cure53.de

.de crawl

First seen 2026-04-19 · Last seen 2026-05-16 · ok HTTP/1.1 200 1109 ms crawled 2026-05-13

FR · 92.205.58.180 · AS21499 Host Europe GmbH

Reputation 75/100 listed in spam blocklist

Classifying

HTML metadata

Title
Cure53 – Security assessments for software that matters.
Description
Cure53 – Security assessments for software that matters.
Language
en-US

Technology

Server
Apache

Social

Contact

Email
Phone

Registration

Updated
2015-07-25
Name servers
  • ns.udag.de.
  • ns.udag.net.
  • ns.udag.org.

DNS records live

NS
  • ns.udag.de
  • ns.udag.net
  • ns.udag.org
MX
  • 1 smtp.google.com
TXT
  • MS=B8AF70711159E8558F698B6A2452F5637C4BCDA9
  • amp-by-sourcegraph-domain-verification-dn52m9=gmRhwp7b91CnMfsToFK3uzQUV

Email authentication strong

SPF
v=spf1 include:_spf.google.com ~all
softfail (~all)
DMARC
v=DMARC1; p=reject; rua=mailto:mario@cure53.de, mailto:mario@cure53.de; pct=100; adkim=s; aspf=s
policy: reject (enforced)
DKIM
  • google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAgP4D0W1Ky8o4VepoeiDOujCcj31IlrKz22p8/Xbe8mufrtush2QEUP+cYmYtD2U1lxPGgBYs/pwarx…
selectors probed

Certificate (current)

R12
from 2026-03-18 to 2026-06-16
Expires in 28 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://cure53.de/

present
  • strict-transport-security
  • content-security-policy
findings
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
content-security-policy
default-src 'self'
strict-transport-security
max-age=63072000; includeSubDomains; preload

Links to (9)

Linked from (2)