treubau.de

.de crawl

First seen 2026-04-21 · Last seen 2026-05-18 · ok HTTP/1.1 200 3600 ms crawled 2026-05-15

DE · 89.110.144.185 · AS24989 Equinix (Germany) GmbH

Reputation 100/100

Classifying

HTML metadata

Title: Treubau Verwaltung
Language: de
Generator: TYPO3 CMS
Canonical: https://www.treubau.de/

Technology

Server: nginx

Analytics

Google Tag Manager

Third-party hosts loaded (2)

platform.b4u-cloud.de×1
www.googletagmanager.com×1

Social

Contact

Email

Phone

+4962130050

Registration

Updated

2024-11-04

Name servers

ns.ui-global-dns.biz.
ns.ui-global-dns.com.
ns.ui-global-dns.de.
ns.ui-global-dns.org.

DNS records live

NS

ns.ui-global-dns.biz
ns.ui-global-dns.com
ns.ui-global-dns.de
ns.ui-global-dns.org

MX

0 treubau-de.mail.protection.outlook.com

TXT

Show 6 TXT records

_globalsign-domain-verification=_tqRgJcVszKSw64GLx9SjRloY5BNwREpwdkymAfc5z
BJd83A8Ja6PseNn4B5IWxD7KgVYgBDIQep3RU4FpNvQdPK0nUHXGsKokVs//rvRMH3KpZC6xk9SfLGibzYdWTw==
apple-domain-verification=h5Kh6Bh26swCmJhF
MS=ADDAA0D3E59853DD2ED966E8E9D33C3E3B35D0DF
brevo-code:01b5f98a742b4845f26425730f1f6a64
google-site-verification=5VrVqc6hEpxmYr2y1AWoyvSpctScog1q4D5C60AChOg

Email authentication strong

SPF

v=spf1 include:spf.protection.outlook.com a:mail02.igrn.de -all

strict (-all)

DMARC

v=DMARC1;p=reject;sp=reject;rua=mailto:dmarc_agg@vali.email,mailto:dmarc@igrn-it.de;ruf=mailto:dmarc_agg@vali.email,mailto:dmarc@igrn-it.de;ri=3600;

policy: reject (enforced) · sp=reject

DKIM

selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtonYvYGED3dthP+BSkfqR0momWbqbympVTdcYN2dIwzuJNVCoYTA6wLTxEmsl/cvT/ssx0+0T8V5Ow…
selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzuxK/7HpTcB/fUP3/KirjaNsa8PFXv9Ms0palJZ2p4hey5c11TAj91x0a6vt2XcWW4oH5nt2FB/8y2…
mail: k=rsa;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDeMVIzrCa3T14JsNY0IRv5/2V1/v2itlviLQBwXsa7shBD6TrBkswsFUToPyMRWC9tbR/5ey0nRBH0ZVxp+lsmTxid2Y2z…

selectors probed

Certificate (current)

R12

from 2026-03-26 to 2026-06-24

Expires in 35 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 90/100 Checked live page: https://www.treubau.de/

present

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

findings

missing frame protection

Header values

referrer-policy: strict-origin
permissions-policy: geolocation=(), midi=(), camera=(), usb=(), magnetometer=(), accelerometer=(), vr=(), speaker=(), ambient-light-sensor=(), gyroscope=(), microphone=()
x-content-type-options: nosniff
content-security-policy: frame-ancestors 'self'
strict-transport-security: max-age=31536000; includeSubdomains