indexo.dev

gcon.cz

.cz crawl

First seen 2026-06-01 · Last seen 2026-06-02 · ok HTTP/1.1 200 484 ms crawled 2026-06-02

CZ · 95.168.207.49 · AS39392 SH.cz s.r.o.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
gCon - professional congress system for your event
Description
gCon is the complex professional system for your congress. We provide all IT solution, mobile apps, website for all events.
Language
en
Canonical
https://gcon.cz/en

Technology

Server
nginx
CMS
Gatsby
Analytics
  • Google Tag Manager

Third-party hosts loaded (1)

  • www.googletagmanager.com×1

Contact

Email

DNS records live

NS
  • ns.forpsi.cz
  • ns.forpsi.it
  • ns.forpsi.net
MX
  • 10 gcon.cz

Email authentication weak

SPF
v=spf1 ip4:95.168.207.49 ip6:2a01:28:ca:262:95:168:207:49 ~all
softfail (~all)
DMARC
not published
DKIM
  • dkim: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArTmsMaRHlVVOAnurlxrpvL5njv4HcMWWi4A0Po1hz0p8zJzmP3giBMMgGXPan1/TMfM9liiiyZXqWt…
selectors probed

Certificate (current)

E8
from 2026-04-18 to 2026-07-17
Expires in 45 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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)