indexo.dev

sikmo.cz

.cz crawl

First seen 2026-05-20 · Last seen 2026-05-28 · ok HTTP/1.1 200 424 ms crawled 2026-05-27

US · 172.67.171.225 · AS13335 Cloudflare, Inc.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
šikmo.cz – Tvoříme weby, které fungují — šikmo.cz
Description
šikmo.cz — Moderní šablony na míru. Weby, design, servery.
Language
cs
Translations
  • cs
  • en

Open Graph

url
https://www.sikmo.cz/
title
šikmo.cz – Tvoříme weby, které fungují — šikmo.cz
description
šikmo.cz — Moderní šablony na míru. Weby, design, servery.

Technology

CDN
Cloudflare
CMS
Gatsby
PHP
8.5.4
Fonts
  • Adobe Fonts

Third-party hosts loaded (2)

  • analytics.sikmo.cloud×1
  • use.typekit.net×1

Social

Contact

Phone

DNS records live

NS
  • hank.ns.cloudflare.com
  • mckenzie.ns.cloudflare.com
MX
  • 1 aspmx.l.google.com
  • 10 alt3.aspmx.l.google.com
  • 10 alt4.aspmx.l.google.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
TXT
  • nms-domain-verification=962443744033
Verified for
  • Google
  • Slack

Email authentication weak

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

Certificate (current)

WE1
from 2026-04-12 to 2026-07-11
Expires in 40 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.sikmo.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 (2)