indexo.dev

redhand.cz

.cz crawl

First seen 2026-05-30 · Last seen 2026-05-30 · ok HTTP/1.1 200 296 ms crawled 2026-05-31

DE · 138.201.138.209 · AS24940 Hetzner Online GmbH

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
RedHand — Weby, aplikace a systémy na míru
Description
Tvoříme moderní weby, webové aplikace a interní systémy pro firmy. Next.js, React, Tailwind. Zakázkový vývoj na klíč.
Language
cs
Canonical
https://redhand.cz

Open Graph

url
https://redhand.cz
title
RedHand — Weby, aplikace a systémy na míru
locale
cs_CZ
site name
RedHand
description
Tvoříme moderní weby, webové aplikace a interní systémy pro firmy. Next.js, React, Tailwind. Zakázkový vývoj na klíč.

Technology

Server
nginx
CMS
Next.js

Contact

Email
Phone

DNS records live

NS
  • ns.wedos.com
  • ns.wedos.cz
  • ns.wedos.eu
  • ns.wedos.net
MX
  • 10 mail.webjehra.cz
Verified for
  • Brevo

Email authentication strong

SPF
v=spf1 a mx ip4:65.108.52.249 include:sendinblue.com -all
strict (-all)
DMARC
v=DMARC1; p=quarantine; rua=mailto:info@redhand.cz,mailto:rua@dmarc.brevo.com; adkim=r; aspf=r; pct=100
policy: quarantine
DKIM
  • default: v=DKIM1; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDBJ/w7I1MLJ9BDJuRDZmqOYE30O872PjX26g0Qm/Bo9HtUsOICLtZkpzWPDvk9Nxba0gYwEPZ8KK++n9UEeZKO…
  • mail: v=DKIM1; h=sha256; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtniWsPIFKJkJ1911ZyGiNAZs5QNVo7G49/LvAnFwtsx6HlrRfiTW0HHqBPuyc5Nw67A6…
  • s1: k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC7qyiYSTx4BZW6nxRHKyXMRnIr0tKixvSDfrcteA/vMcxXBnMTK0wjIeHg52v6QVK6vMV1URSiiCOBcdq1/PPWPSovTkh…
selectors probed

Certificate (current)

E7
from 2026-04-07 to 2026-07-06
Expires in 35 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Linked from (1)