passivehouse.com

.com crawl

First seen 2026-04-14 · Last seen 2026-05-14 · ok HTTP/1.1 200 1331 ms crawled 2026-05-07

FI · 135.181.123.140 · AS24940 Hetzner Online GmbH

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
Home PHI
Language
en
Translations
  • de
  • en

Technology

Server
Apache
CMS
Gatsby

Third-party hosts loaded (1)

  • piwik.passiv.net×1

Social

Registration

Registrar
IONOS SE
Created
1998-03-06
Expires
2027-03-05 290 days left
Updated
2026-03-06
Name servers
  • ns1092.ui-dns.biz
  • ns1092.ui-dns.com
  • ns1092.ui-dns.de
  • ns1092.ui-dns.org

DNS records live

NS
  • ns1092.ui-dns.biz
  • ns1092.ui-dns.com
  • ns1092.ui-dns.de
  • ns1092.ui-dns.org
MX
  • 10 mx00.ionos.de
  • 10 mx01.ionos.de

Email authentication partial

SPF
v=spf1 -all
strict (-all)
DMARC
v=DMARC1; p=none;
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-04-09 to 2026-07-08
Expires in 51 days

HTTP security headers

Header hygiene 55/100 Checked live page: https://passivehouse.com/en/home/

present
  • x-frame-options
  • x-content-type-options
  • referrer-policy
  • cross-origin-opener-policy
findings
  • missing HSTS
  • 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
cross-origin-opener-policy
same-origin

Links to (13)

Linked from (15)