passivhaus-info.de

.de crawl

First seen 2026-04-15 · Last seen 2026-05-11 · ok HTTP/1.1 200 715 ms crawled 2026-05-11

FI · 135.181.123.140 · AS24940 Hetzner Online GmbH

Reputation 100/100

Classifying

HTML metadata

Title

Passivhaus Dienstleistung GmbH

Language

de

Translations

de

Technology

Server: Apache
CMS: Gatsby

Registration

Updated

2017-10-09

Name servers

ns1023.ui-dns.biz.
ns1043.ui-dns.org.
ns1053.ui-dns.de.
ns1112.ui-dns.com.

DNS records live

NS

ns1023.ui-dns.biz
ns1043.ui-dns.org
ns1053.ui-dns.de
ns1112.ui-dns.com

MX

10 mail.passivhaus-info.de

Email authentication strong

SPF: v=spf1 mx ~all
softfail (~all)
DMARC: v=DMARC1; p=reject; rua=mailto:dmarc-reports@passiv.de; ruf=mailto:dmarc-reports@passiv.de
policy: reject (enforced)
DKIM: no key found at common selectors

Certificate (current)

R13

from 2026-05-09 to 2026-08-07

Expires in 79 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 75/100 Checked live page: https://passivhaus-info.de/de/

present

strict-transport-security
x-frame-options
x-content-type-options
referrer-policy
cross-origin-opener-policy

findings

missing Content Security Policy
missing Permissions Policy

Header values

referrer-policy: strict-origin-when-cross-origin
x-frame-options: SAMEORIGIN
x-content-type-options: nosniff
strict-transport-security: max-age=63072000; preload
cross-origin-opener-policy: same-origin

Links to (7)

Linked from (3)