proposition-gmbh.de

.de crawl

First seen 2026-04-15 · Last seen 2026-05-13 · ok HTTP/1.1 200 3097 ms crawled 2026-05-10

DE · 217.160.0.177 · AS8560 IONOS SE

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title: Home - Proposition
Language: de
Generator: Contao Open Source CMS
Canonical: https://proposition-gmbh.de/home

Technology

Server: Apache

Contact

Phone

Registration

Updated

2025-12-01

Name servers

ns1022.ui-dns.biz.
ns1039.ui-dns.de.
ns1078.ui-dns.com.
ns1080.ui-dns.org.

DNS records live

NS

ns1022.ui-dns.biz
ns1039.ui-dns.de
ns1078.ui-dns.com
ns1080.ui-dns.org

MX

10 mx01.hornetsecurity.com
20 mx02.hornetsecurity.com
30 mx03.hornetsecurity.com
40 mx04.hornetsecurity.com

TXT

Show 4 TXT records

yekOz9PabhR+MnSM+zDpjmHx/atpaWhxp3kpZb7AyXPOsSGp5UdqOqClU7Wxt+FM0NZRnALizHrp0iME5JQksg==
v=DMARC1;p=quarantine;pct=100
b4v76gxyhkzxhmbgcgbnc3z8z9sx1ydv
fMwTrXIKPu4isakabMbJhMru7Un43LeV

Verified for

Microsoft 365

Email authentication weak

SPF: v=spf1 ip4:46.41.24.74 include:spf.ess.de.barracudanetworks.com include:spf.protection.outlook.com include:ispgateway.de include:spf.hornetsecurity.com ~all
softfail (~all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

Sectigo Public Server Authentication CA DV R36

from 2025-12-01 to 2026-12-02

Expires in 195 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 80/100 Checked live page: https://proposition-gmbh.de/home

present

strict-transport-security
x-frame-options
x-content-type-options
referrer-policy
permissions-policy

findings

missing Content Security Policy

Header values

referrer-policy: no-referrer-when-downgrade, strict-origin-when-cross-origin
x-frame-options: SAMEORIGIN
permissions-policy: interest-cohort=()
x-content-type-options: nosniff
strict-transport-security: max-age=31536000