indexo.dev

rentodo.cz

.cz crawl

First seen 2026-05-27 · Last seen 2026-05-30 · ok HTTP/1.1 200 487 ms crawled 2026-05-30

AT · 152.53.92.134 · AS197540 netcup GmbH

Reputation 66/100 weak security headers multiple spf records spf without fallback dmarc monitor-only

Classifying

HTML metadata

Title
rentodo.cz

Technology

Server
Apache
jQuery
3.6.3
Stack
PHP

Third-party hosts loaded (2)

  • cdn.jsdelivr.net×2
  • code.jquery.com×2

Contact

Phone

DNS records live

NS
  • ns1.regzone.cz
  • ns1.regzone.de
  • ns1.regzone.info
MX
  • 10 mail3.zcom.cz
TXT
  • v=spf2.0/pra include:_spf.eu.sparkpostmail.com
Verified for
  • Brevo

Email authentication weak

SPF
v=spf1 include:_spf.eu.sparkpostmail.com
missing all · multiple SPF records
DMARC
v=DMARC1; p=none; rua=mailto:rua@dmarc.brevo.com
policy: none (monitoring only)
DKIM
  • mail: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtnWpyjnOwtw2UJlvIbTwbioaE8ho4/TMyBwyqjgdCUJRdvr8eiUz7sHxaQMr1jh6eD9i1wQv0Kq+8I…
selectors probed

Certificate (current)

E7
from 2026-05-14 to 2026-08-12
Expires in 73 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://rentodo.cz/

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)