tag-des-offenen-denkmals.de

.de crawl

First seen 2026-04-14 · Last seen 2026-05-18 · ok HTTP/1.1 200 683 ms crawled 2026-05-07

US · 76.76.21.21 · AS16509 Amazon.com, Inc.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title: Tag des offenen Denkmals® | Deutsche Stiftung Denkmalschutz
Description: Tag des offenen Denkmals® | Deutsche Stiftung Denkmalschutz
Language: de
Canonical: https://www.tag-des-offenen-denkmals.de

Open Graph

title: Tag des offenen Denkmals® | Deutsche Stiftung Denkmalschutz
locale: de_DE
description: Tag des offenen Denkmals® | Deutsche Stiftung Denkmalschutz

Technology

CDN: Vercel
CMS: Next.js

Analytics

Matomo

Cookie consent

Cookiebot

Third-party hosts loaded (4)

images.ctfassets.net×27
consent.cookiebot.com×3
cdn.matomo.cloud×1
my.walls.io×1

Social

Registration

Updated

2025-06-21

Name servers

ns-1376.awsdns-44.org.
ns-1729.awsdns-24.co.uk.
ns-366.awsdns-45.com.
ns-542.awsdns-03.net.

DNS records live

NS

ns-1376.awsdns-44.org
ns-1729.awsdns-24.co.uk
ns-366.awsdns-45.com
ns-542.awsdns-03.net

MX

5 dsd.in.tmes.trendmicro.eu

TXT

tmes=209025dfc6aeaae07438c0e1e5aa23a4

Verified for

Cisco
Google
Microsoft 365

Email authentication weak

SPF: v=spf1 include:spf.protection.outlook.com include:spf.tmes.trendmicro.com include:spf.cloud.ci-solution.com ~all
softfail (~all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

R13

from 2026-03-15 to 2026-06-13

Expires in 23 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://www.tag-des-offenen-denkmals.de/

present

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

findings

missing Content Security Policy
missing frame protection

Header values

referrer-policy: strict-origin-when-cross-origin
permissions-policy: camera=(), microphone=(), geolocation=(self)
x-content-type-options: nosniff
strict-transport-security: max-age=63072000; includeSubDomains; preload