indexo.dev

j4.cz

.cz crawl

First seen 2026-05-27 · Last seen 2026-05-30 · ok HTTP/1.1 200 1319 ms crawled 2026-05-30

CZ · 62.109.155.9 · AS29134 Webglobe, s.r.o.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Výroba a prodej pekařských pecí
Description
J 4 s.r.o. - Již od roku 1994 provádíme vývoj, výrobu, dodávku a servis pekařských pásových pecí a linek. Naše zařízení naleznete na celém světě.
Language
cs-cz
Generator
For First's - Tvorba webovych stranek a SEO optimalizace
Translations
  • cs
  • de
  • en
  • es
  • fr
  • ru

Technology

Server
nginx
CMS
Joomla
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts

Third-party hosts loaded (3)

  • fonts.googleapis.com×1
  • mapsengine.google.com×1
  • www.googletagmanager.com×1

Social

Contact

Email
Phone

DNS records live

NS
  • ns1.regzone.cz
  • ns1.regzone.de
  • ns1.regzone.info
MX
  • 0 mx.j4.cz

Email authentication strong

SPF
v=spf1 ip4:185.60.104.10 -all
strict (-all)
DMARC
v=DMARC1; p=quarantine; rua=mailto:fa84e9a692@rua.easydmarc.com,mailto:rua@j4.cz,mailto:877963d7@mxtoolbox.dmarc-report.com; ruf=mailto:fa84e9a692@ruf.easydmarc.com,mailto:ruf@j4.cz,mailto:877963d7@forensics.dmarc-report.com; sp= quarantine; fo=1; ri=86400
policy: quarantine · sp=quarantine
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-05-05 to 2026-08-03
Expires in 64 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://www.j4.cz/

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

Links to (13)

Linked from (1)