3st.de

.de crawl

First seen 2026-04-24 · Last seen 2026-05-18 · ok HTTP/1.1 200 10453 ms crawled 2026-05-18

DE · 116.203.102.47 · AS24940 Hetzner Online GmbH

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title: Home - 3st kommunikation
Description: 3st kommunikation ist eine Mainzer Designagentur für Digital, Branding und Content.
Language: de
Canonical: https://www.3st.de

Open Graph

url: https://www.3st.de
title: Home
locale: de_DE
site name: 3st kommunikation
description: 3st kommunikation ist eine Mainzer Designagentur für Digital, Branding und Content.
locale:alternate: en

Technology

Server: Apache

Social

Registration

Updated

2011-02-01

Name servers

docks04.rzone.de.
shades03.rzone.de.

DNS records live

NS

docks04.rzone.de
shades03.rzone.de

MX

10 3st-de.mail.protection.outlook.com

TXT

langdock-verify=D3SiGWNNZTzzCLcIGmwdz-8O9CTk3qAyMbypsfgcJX8
apple-domain-verification=zH9k8vQTkcrqweJb

Email authentication partial

SPF

v=spf1 ip4:82.207.176.2 include:spf.protection.outlook.com ~all

softfail (~all)

DMARC

v=DMARC1;p=none;sp=none;pct=100;ri=86400

policy: none (monitoring only) · sp=none

DKIM

selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCusyfhkNT0yz0vfr5lj8tnijWvO5YBHn2hZoc1VpOfXTCP42X119dzHMUtntb3S4UUHahiKyOC1BE3/j9EY/…
selector2: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCzJYdyAD4BYZYXhF87FBswppNvt1u0H5uWr5ip+Mgh4nRzCYmkgE33uHaHBGX9UKlAv8FhhWbP17Gl0/pkLf…

selectors probed

Certificate (current)

R13

from 2026-04-26 to 2026-07-25

Expires in 67 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 60/100 Checked live page: https://www.3st.de/

present

x-frame-options
x-content-type-options
referrer-policy
permissions-policy

findings

missing HSTS
missing Content Security Policy

Header values

referrer-policy: origin-when-cross-origin
x-frame-options: sameorigin
permissions-policy: geolocation=(), midi=(), camera=(), usb=(), magnetometer=(), accelerometer=(), vr=(), speaker=(), ambient-light-sensor=(), gyroscope=(), microphone=()
x-content-type-options: nosniff