indexo.dev

edulabcr.cz

.cz crawl

First seen 2026-05-20 · Last seen 2026-06-04 · ok HTTP/1.1 200 2100 ms crawled 2026-05-27

SK · 37.9.175.157 · AS51013 WebSupport s.r.o.

Reputation 87/100 weak security headers no dmarc policy

Classifying

Technology

Server
openresty

Registration

Registrar
REG-INTERNET-CZ
Created
2014-04-07
Expires
2027-04-06 305 days left
Updated
2019-04-01
Name servers
  • ns1.websupport.sk
  • ns2.websupport.sk
  • ns3.websupport.sk

DNS records live

NS
  • ns1.websupport.sk
  • ns2.websupport.sk
  • ns3.websupport.sk
MX
  • 0 edulabcr-cz.mail.protection.outlook.com
Verified for
  • Google
  • Microsoft 365

Email authentication weak

SPF
v=spf1 a:spartacus.agemsoft.sk include:spf.protection.outlook.com include:sparkpostmail.com include:_spf.m1.websupport.sk -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-03-30 to 2026-06-28
Expires in 24 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Linked from (4)