schaefer-group-bau.com

.com crawl

First seen 2026-04-21 · Last seen 2026-05-18 · ok HTTP/1.1 200 1389 ms crawled 2026-05-15

DE · 185.237.67.212 · AS15817 Mittwald CM Service GmbH & Co. KG

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: Schäfer Group
Description: Schäfer Group - Gerüstbau, Baulogistik und Stahl
Language: en

Technology

Server: Apache

Registration

Registrar

united-domains GmbH

Created

2023-03-14

Expires

2027-03-14 297 days left

Updated

2026-03-22

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 mail1.mailfilter.de
20 mail2.mailfilter.de

Verified for

Microsoft 365

Email authentication weak

SPF: v=spf1 mx a include:spf.protection.outlook.com ip4:87.138.167.67 -all
strict (-all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

R12

from 2026-03-18 to 2026-06-16

Expires in 26 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://schaefer-group-bau.com/

findings

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

Links to (3)

Linked from (2)