indexo.dev

clever.cz

.cz crawl dns

First seen 2026-05-31 · Last seen 2026-06-03 · ok HTTP/1.1 200 394 ms crawled 2026-06-01

CZ · 31.15.10.171 · AS25234 ACTIVE 24, s.r.o.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Aplikace Clever System - řízení kvality - řízení výroby
Description
Nabízíme aplikace - informační systémy a instalace intranetových serverů, automatizované systémy řízení: PLC - řízení výrobních linek, archivace dat momentového utahování
Canonical
#
Translations
  • cs
  • en

Technology

Server
nginx
jQuery
1.5.1 known XSS (<3.5)

Contact

Email

Registration

Registrar
REG-ACTIVE24
Created
1997-03-22
Expires
2026-10-09 126 days left
Updated
2026-05-21
Name servers
  • alfa.ns.active24.cz
  • beta.ns.active24.cz
  • gama.ns.active24.sk

DNS records live

NS
  • alfa.ns.active24.cz
  • beta.ns.active24.cz
  • gama.ns.active24.sk
MX
  • 10 mx01.clever.cz
  • 20 mx01.clever.cz
TXT
  • atlassian-sending-domain-verification=19d39a26-5ac7-442d-9b92-509adcf64b14
  • 2Abf+fXobX7Qo4sNifZ7npYSC1aYIepsmSb1WrzVc6sPcnQs/XpCXrGYRB5mlk3a6W7euSCUhN8E0gRbIkmzYA==
Verified for
  • Atlassian
  • Google
  • Microsoft 365

Email authentication weak

SPF
v=spf1 ip4:77.104.227.22 ip4:77.104.227.2 ip4:77.104.227.17 ip4:77.104.227.24 ip4:77.104.227.135 ip4:77.104.227.136 ip4:77.104.227.137 include:_spf.google.com ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

E7
from 2026-05-25 to 2026-08-23
Expires in 80 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://clever.cz/

present
  • content-security-policy
findings
  • missing HSTS
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
content-security-policy
upgrade-insecure-requests

Links to (5)

Linked from (1)