czechopen.net

.net crawl

First seen 2026-05-31 · Last seen 2026-06-01 · ok HTTP/1.1 200 872 ms crawled 2026-06-01

CZ · 85.93.177.222 · AS197013 Sprintel s.r.o.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Czech Open 2026

Technology

Server
Apache
jQuery
1.4.2 known XSS (<3.5)
Analytics
  • Google Tag Manager

Third-party hosts loaded (1)

  • www.googletagmanager.com×1

Social

Contact

Email
Phone

Registration

Registrar
Tucows Domains Inc.
Created
2003-04-10
Expires
2027-04-10 312 days left
Updated
2026-02-02
Name servers
  • ns1.prohosting.cz
  • ns2.prohosting.cz
  • ns3.prohosting.cz

DNS records live

NS
  • ns1.prohosting.cz
  • ns2.prohosting.cz
  • ns3.prohosting.cz
  • ns4.prohosting.cz
MX
  • 10 antispam.prohosting.cz
  • 20 mail2.prohosting.cz

Email authentication weak

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

Alpiro RSA DV SSL CA 2
from 2026-01-05 to 2027-02-05
Expires in 248 days

HTTP security headers

Header hygiene 40/100 Checked live page: https://czechopen.net/

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

Links to (32)

Linked from (4)