czech-delta.cz

.cz crawl

First seen 2026-06-01 · Last seen 2026-06-02 · ok HTTP/1.1 200 645 ms crawled 2026-06-02

CZ · 81.31.37.22 · AS24971 MasterDC s.r.o.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title: DELTA electronics
Description: Delta PSU - eshop
Language: cs

Open Graph

url: https://www.czech-delta.cz/
title: DELTA electronics
locale: cs_CZ
site name: czech-delta.cz
description: Delta PSU - eshop

Technology

Server: openresty

Analytics

Google Tag Manager

Fonts

Google Fonts

Third-party hosts loaded (3)

static.golemos.com×5
fonts.googleapis.com×1
www.googletagmanager.com×1

DNS records live

NS

ns1.thinline.cz
ns2.thinline.cz
ns3.cesky-hosting.eu

MX

10 mx.golemos.com
20 mx2.golemos.com

Verified for

Google

Email authentication weak

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

Certificate (current)

YR2

from 2026-05-31 to 2026-08-29

Expires in 86 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.czech-delta.cz/

present

strict-transport-security

findings

missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy

Header values

strict-transport-security: max-age=31536000; preload