indexo.dev

chess-calendar.eu

.eu crawl

First seen 2026-05-20 · Last seen 2026-05-30 · ok HTTP/1.1 200 2446 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

HTML metadata

Title
World's Biggest Chess Tournament Calendar

Technology

Server
openresty
Stack
PHP
Ads
  • Google AdSense

Third-party hosts loaded (1)

  • pagead2.googlesyndication.com×2

DNS records live

NS
  • ns1.websupport.sk
  • ns2.websupport.sk
  • ns3.websupport.sk
MX
  • 10 mailin1.chess-calendar.eu
  • 100 mailin2.chess-calendar.eu
TXT
  • spf2.0/pra a mx include:_sid.m1.websupport.sk ?all

Email authentication weak

SPF
v=spf1 a mx include:_spf.m1.websupport.sk ?all
neutral (?all)
DMARC
not published
DKIM
  • mail: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDk9IRZDipCkLQR49QiTW1ff9ETYvdSBYuY6nMrPWZlWFwsZjvLclIxyWKyy93BHqz7hLXVW0n33OCsgcrt0+…
selectors probed

Certificate (current)

R13
from 2026-04-21 to 2026-07-20
Expires in 49 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://chess-calendar.eu/

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

Links to (17)

Linked from (2)