polytechnik.com

.com crawl

First seen 2026-04-13 · Last seen 2026-05-11 · ok HTTP/1.1 200 826 ms crawled 2026-05-07

AT · 91.239.118.20 · AS1764 Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: Startseite - Polytechnik
Description: Polytechnik transformiert Biomasse in Energie. Biomassetechnologien zur Umwandlung biogene Reststoffe in CO2-neutrale Energie.
Language: de-DE
Generator: WPML ver:4.8.6 stt:1,3;
Canonical: https://polytechnik.com/

Open Graph

url: https://polytechnik.com/
title: Startseite - Polytechnik
locale: de_DE
site name: Polytechnik
description: Polytechnik transformiert Biomasse in Energie. Biomassetechnologien zur Umwandlung biogene Reststoffe in CO2-neutrale Energie.

Technology

Server: Apache
CMS: WordPress

Social

Contact

Email

sales@polytechnik.at

Phone

004326728900

Registration

Registrar

Key-Systems GmbH

Created

1998-05-18

Updated

2025-12-01

Name servers

ns1.viennaweb.at
ns2.viennaweb.at
ns3.viennaweb.at

DNS records live

NS

ns1.viennaweb.at
ns2.viennaweb.at
ns3.viennaweb.at

MX

5 bulletproof.viennaweb.at

Email authentication partial

SPF: v=spf1 a mx include:spf.viennaweb.at -all
strict (-all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

R12

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

Expires in 68 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked live page: https://polytechnik.com/

present

referrer-policy

findings

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

Header values

referrer-policy: no-referrer-when-downgrade