indexo.dev

tvrz.net

.net crawl

First seen 2026-06-01 · Last seen 2026-06-01 · ok HTTP/1.1 200 356 ms crawled 2026-06-02

CZ · 81.91.92.134 · AS39790 Web4U s.r.o.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Tvrz - středověká vesnička
Description
Tvrz je historická zážitková akce Instruktorů Brno. Tvrz je kombinace LARPu, zážitkových a řemeslných programů. Tvrz si kromě středověku nehraje už na nic.
Generator
PSPad editor, www.pspad.com

Technology

Server
Apache
jQuery
1.11.0 known XSS (<3.5)

Social

Registration

Registrar
Tucows Domains Inc.
Created
2005-03-11
Expires
2027-03-11 281 days left
Updated
2026-03-13
Name servers
  • ns.forpsi.cz
  • ns.forpsi.net
  • ns.forpsi.us

DNS records live

NS
  • ns.forpsi.cz
  • ns.forpsi.net
  • ns.forpsi.us
MX
  • 10 mx1.improvmx.com
  • 20 mx2.improvmx.com
TXT
  • hb463193c90684745933e705b7251d2c9

Email authentication weak

SPF
v=spf1 include:spf.improvmx.com ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-05-09 to 2026-08-07
Expires in 65 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://tvrz.net/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Links to (2)

Linked from (1)