luebke-kelber-ag.de

.de crawl

First seen 2026-04-22 · Last seen 2026-05-16 · ok HTTP/1.1 200 2444 ms crawled 2026-05-16

DE · 81.88.34.56 · AS45012 dogado GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: Lübke-Kelber AG - Lübke Kelber AG
Language: de
Canonical: https://luebke-kelber-ag.de/de

Open Graph

url: https://luebke-kelber-ag.de/de
title: Lübke-Kelber AG
locale: de_DE
site name: Lübke Kelber AG

Technology

Server: nginx

Third-party hosts loaded (1)

live-files.ynfinite.de×26

Contact

Phone

+49 69 99991400

Address

Lübke Kelber AGTaunusstr. 6, 60329 FrankfurtTel: +49 69 99991400zentrale@luebke-kelber.de

Registration

Updated

2024-09-02

Name servers

cns1.alfahosting.info.
cns2.alfahosting.info.
cns3.alfahosting.info.

DNS records live

NS

cns1.alfahosting.info
cns2.alfahosting.info
cns3.alfahosting.info

MX

10 mx03.secure-mailgate.com
10 mx04.secure-mailgate.com

Email authentication weak

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

Certificate (current)

R12

from 2026-05-03 to 2026-08-01

Expires in 72 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://luebke-kelber-ag.de/de

findings

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