indexo.dev

brzek.net

.net crawl

First seen 2026-06-01 · Last seen 2026-06-01 · ok HTTP/1.1 200 636 ms crawled 2026-06-02

CZ · 37.205.15.116 · AS24971 MasterDC s.r.o.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Tomáš Brzek
Language
cs

Technology

Server
nginx
jQuery
1.11.0 known XSS (<3.5)
Ads
  • Google AdSense
Fonts
  • Google Fonts

Third-party hosts loaded (3)

  • ajax.googleapis.com×1
  • fonts.googleapis.com×1
  • pagead2.googlesyndication.com×1

Registration

Registrar
CSL Computer Service Langenbach GmbH d/b/a joker.com
Created
2009-09-16
Expires
2026-09-16 103 days left
Updated
2025-09-11
Name servers
  • ns1.regzone.cz
  • ns1.regzone.de
  • ns1.regzone.info

DNS records live

NS
  • ns1.regzone.cz
  • ns1.regzone.de
  • ns1.regzone.info
MX
  • 10 6a5037744127cf27.mx2.emailprofi.seznam.cz
  • 20 6a5037744127cf27.mx1.emailprofi.seznam.cz

Email authentication weak

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-04-12 to 2026-07-11
Expires in 37 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 55/100 Checked live page: https://brzek.net/

present
  • x-frame-options
  • x-content-type-options
  • referrer-policy
findings
  • missing HSTS
  • missing Content Security Policy
  • missing Permissions Policy
Header values
referrer-policy
same-origin
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff

Linked from (1)