indexo.dev

hotelrubyblue.cz

.cz crawl

First seen 2026-05-27 · Last seen 2026-05-27 · ok HTTP/1.1 200 2754 ms crawled 2026-05-30

CZ · 185.247.28.95 · AS39392 SH.cz s.r.o.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Úvod - Ruby Blue hotel
Language
cs-CZ
Generator
Divi v.4.27.6
Canonical
https://hotelrubyblue.cz/
Translations
  • cs
  • en
Feeds

Open Graph

url
https://hotelrubyblue.cz/
title
Úvod - Ruby Blue hotel
locale
cs_CZ
site name
Ruby Blue hotel

Technology

Server
Apache
CMS
WordPress
jQuery
3.7.1
Stack
PHP
Fonts
  • Google Fonts

Third-party hosts loaded (2)

  • fonts.googleapis.com×2
  • lh3.googleusercontent.com×1

Contact

Email
Phone

DNS records live

NS
  • ns1.websupport.cz
  • ns2.websupport.cz
  • ns3.websupport.eu
MX
  • 10 mailin1.hotelrubyblue.cz
  • 100 mailin2.hotelrubyblue.cz

Email authentication weak

SPF
v=spf1 include:spf.active24.com include:_spf.m1.websupport.sk include:_spf.previo.app ~all
softfail (~all)
DMARC
not published
DKIM
  • mail: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzZuUrFsxkt/KFTcSnKN+zjtFPFTmMTULsI2V3sRIkhll01AzKTPLy99P9s/IKZZhKLk5nHCpzit2Fc…
selectors probed

Certificate (current)

R13
from 2026-05-20 to 2026-08-18
Expires in 79 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (2)

Linked from (1)