diia.de

.de crawl

First seen 2026-05-02 · Last seen 2026-05-15 · ok HTTP/1.1 200 3335 ms crawled 2026-05-09

DE · 109.232.173.212 · AS44225 Metaways Infosystems GmbH

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title: Deutsche Internet Immobilien Auktionen
Description: Live-Auktionen von Immobilien und Grundstücken
Language: de
Canonical: https://www.diia.de/

Technology

Server: nginx

Third-party hosts loaded (1)

static.alphaonline.de×1

Social

Contact

Phone

03088468880

Registration

Updated

2021-01-19

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

0 diia-de.mail.protection.outlook.com
10 news.auktionsmail.de

TXT

MS=ms88419495

Email authentication weak

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

Certificate (current)

Sectigo Public Server Authentication CA OV R36

from 2026-03-09 to 2027-04-10

Expires in 325 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 85/100 Checked live page: https://www.diia.de/

present

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

findings

CSP uses wildcard sources
missing Referrer Policy
missing Permissions Policy

Header values

x-frame-options: SAMEORIGIN
x-content-type-options: nosniff
content-security-policy: frame-src https://*.alphaauktion.de/ https://maps.google.com/ https://www.google.com/ https://www.dat.de/ https://maps.googleapis.com/; frame-ancestors 'self'
strict-transport-security: max-age=31536000; includeSubDomains