optigruen.cz

.cz crawl

First seen 2026-05-11 · Last seen 2026-05-17 · ok HTTP/1.1 200 8348 ms crawled 2026-05-16

DE · 193.53.246.227 · AS15817 Mittwald CM Service GmbH & Co. KG

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: optigruen.cz
Language: cs
Generator: TYPO3 CMS
Canonical: https://www.optigruen.cz/

Technology

Server: Apache

Third-party hosts loaded (1)

www.google.com×1

Social

Contact

Email

Phone

Address

st při nasycení 1320

Registration

Registrar

REG-INTERNETX

Created

2020-10-02

Expires

2026-10-01 134 days left

Name servers

ns1.is-fun.net
ns2.is-fun.net

DNS records live

NS

ns1.is-fun.net
ns2.is-fun.net

MX

5 optigruen.in.tmes.trendmicro.eu

TXT

tmes=ebe53174fc4e4103e2e65f6061b25a77
trend-micro-v1-domain-verification.e494f4492b2e725c13feedc7acde9a8b=010ddfc0-d64c-42d4-96a8-051d6d3d20df
trend-micro-v1-domain-verification.307ffc60fb537509b07c965ca4a1ece2=644f30ae-f761-4991-80a7-e041d29280e5

Email authentication weak

SPF: v=spf1 a mx ip4:195.243.219.98 include:kasserver.com include:agenturserver.de include:_spf-eu.ionos.com include:optigruen-cloud.com include:spf.tmes.trendmicro.eu ~all
softfail (~all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

R13

from 2026-05-11 to 2026-08-09

Expires in 81 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://www.optigruen.cz/

present

x-content-type-options

findings

missing HSTS
missing Content Security Policy
missing frame protection
missing Referrer Policy
missing Permissions Policy

Header values

x-content-type-options: nosniff