indexo.dev

extendit.cz

.cz crawl

First seen 2026-05-31 · Last seen 2026-06-01 · ok HTTP/1.1 200 399 ms crawled 2026-06-01

FI · 65.109.105.149 · AS24940 Hetzner Online GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Extend IT, s.r.o. | Rozšiřujeme Vaše IT
Generator
Drupal 7 (http://drupal.org)

Technology

Server
Apache
CMS
Drupal
PHP
7.1.33 end of life
jQuery
1.10 known XSS (<3.5)
Social widgets
  • Twitter Widget

Third-party hosts loaded (2)

  • platform.twitter.com×1
  • www.google.com×1

Social

Contact

Email
Phone

DNS records live

NS
  • ns.grdns.cz
  • ns.grdns.it
MX
  • 1 aspmx.l.google.com
  • 10 aspmx2.googlemail.com
  • 10 aspmx3.googlemail.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
Verified for
  • Google

Email authentication weak

SPF
v=spf1 ip4:65.109.105.149 include:_spf.google.com ~all
softfail (~all)
DMARC
not published
DKIM
  • google: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDaIeTGQY4bT/ZWPYVNZQE1ldpQsoCdj1TGPxFTKL3m4slhzCYOIpbISMoQTWRccFGZ1qMKYcwEZldE8dr/og…
selectors probed

Certificate (current)

YR1
from 2026-06-01 to 2026-08-30
Expires in 89 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 45/100 Checked live page: https://extendit.cz/

present
  • x-frame-options
  • x-content-type-options
findings
  • missing HSTS
  • missing Content Security Policy
  • weak content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff, nosniff

Links to (6)

Linked from (1)