indexo.dev

hw.cz

.cz dns crawl

First seen 2026-05-27 · Last seen 2026-05-30 · ok HTTP/1.1 200 295 ms crawled 2026-05-30

CZ · 80.250.3.99 · AS21430 WIA spol. s.r.o.

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
HW.cz | Vše o elektronice a programování
Language
cs
Generator
Drupal 7 (http://drupal.org)

Technology

Server
nginx
CMS
Drupal
PHP
7.4.33 end of life
jQuery
1.7.2 known XSS (<3.5)
Analytics
  • Google Tag Manager

Third-party hosts loaded (2)

  • code.jquery.com×2
  • www.googletagmanager.com×1

Registration

Registrar
REG-ACTIVE24
Created
1998-02-21
Expires
2026-10-06 127 days left
Updated
2025-06-11
Name servers
  • ns1.websupport.cz
  • ns2.websupport.cz
  • ns3.websupport.eu

DNS records live

NS
  • ns1.websupport.cz
  • ns2.websupport.cz
  • ns3.websupport.eu
MX
  • 10 mail.hw.cz
TXT
  • 6PfHTus1LhtOffMbDkzwIHQlCDcaDJpW7NoonnUdLpLSOKHGkdMhJ/rp6K9Eq9iiaHBYVqcpUUR6dOyrzGCMlQ==
Verified for
  • Google
  • Microsoft 365
  • Twilio

Email authentication partial

SPF
v=spf1 a mx ip4:185.186.250.51 ip4:80.250.3.99 ip4:185.186.250.50 ip4:185.47.223.64 ip4:185.47.222.148 ip6:2a01:6400:90:2::/64 ip4:80.250.3.0/24 ip4:185.239.216.0/24 ip4:77.93.206.0/24 ip6:2a01:430:10::/64 include:spf.protection.outlook.com include:servers.mcsv.net include:sparkpostmail.com -all
strict (-all)
DMARC
v=DMARC1; p=none; rua=mailto:pi1rqn5o@ag.eu.dmarcian.com
policy: none (monitoring only)
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqCB/5sWQUFM9w/foUR+bHkbXu/ebX6qmYNZRXp2o46qUWdw6vhxEVLV2fq9BAIxfU3DilgLTnZCAmz…
  • selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqzr9I9hfquJdLljFacIZHYP9GMJgBVE4heNWqTLCia7mXt1raixzu47cFcf6FD5WBdwaccEx9/F+u0…
  • mail: v=DKIM1; h=sha256; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsZzQ2Ic/EL41NfUsB9AGUCceSo7UFgqk3XLp/E7HIb/PCZxxksKVEtsNQ/g3peFjlGB2…
selectors probed

Certificate (current)

R13
from 2026-03-28 to 2026-06-26
Expires in 25 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 45/100 Checked live page: https://hw.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 (2)