indexo.dev

dtvs.cz

.cz crawl

First seen 2026-05-27 · Last seen 2026-05-30 · ok HTTP/1.1 200 699 ms crawled 2026-05-30

CZ · 81.91.84.215 · AS39790 Web4U s.r.o.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Výrobce výhybek - DT - Výhybkárna a strojírna, a.s.
Description
Specializujeme se na vývoj, konstrukci, výrobu, montáž a regeneraci výhybkových konstrukcí pro železniční tratě, tramvajové tratě a tratě metra.
Language
cs

Technology

Server
Apache
Stack
PHP
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts

Third-party hosts loaded (4)

  • api.virtualis.cz×1
  • fonts.googleapis.com×1
  • www.google.com×1
  • www.googletagmanager.com×1

Social

Contact

Email
Phone

Registration

Registrar
REG-INTERNET-CZ
Created
2011-08-30
Expires
2031-08-29 1915 days left
Updated
2011-12-27
Name servers
  • ns.forpsi.cz
  • ns.forpsi.it
  • ns.forpsi.net

DNS records live

NS
  • ns.forpsi.cz
  • ns.forpsi.it
  • ns.forpsi.net
MX
  • 10 mail.dtvs.cz
TXT
  • asap-site-verification-8aada0ad-b207-45c8-aaa3-d75164e7e9a0
  • MS=FD91217A9129589BD2179DC1EE13321AA542287D
Verified for
  • Microsoft 365

Email authentication strong

SPF
v=spf1 mx ip4:193.86.28.251/32 -all
strict (-all)
DMARC
v=DMARC1; p=quarantine; adkim=s; aspf=s;
policy: quarantine
DKIM
  • mail: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDZMyDj3okCzrRp0nLcYJdpoFoui5dPfiNOWkZMjnIdZ+hLUgEQGt9gEm5L/Bm6DRfPYtXYPXeOSbQ430yxru…
selectors probed

Certificate (current)

R13
from 2026-04-19 to 2026-07-18
Expires in 47 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (3)

Linked from (2)