sustainabilitysummit.de

.de crawl

First seen 2026-04-14 · Last seen 2026-05-16 · ok HTTP/1.1 200 1409 ms crawled 2026-05-08

DE · 78.47.69.243 · AS24940 Hetzner Online GmbH

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title

Sustainability Summit - die Sustainability Messe & Konferenz

Description

Der Sustainability Summit ist die neue Messe und Konferenz für Digitalisierung und Innovation in der Nachhaltigkeit.

Language

Canonical

https://sustainabilitysummit.de/

Translations

Open Graph

url: https://sustainabilitysummit.de/
title: Sustainability Summit - die Sustainability Messe & Konferenz
locale: de
site name: Sustainability Summit
description: Der Sustainability Summit ist die neue Messe und Konferenz für Digitalisierung und Innovation in der Nachhaltigkeit.

Technology

Server: Apache
CMS: Gatsby

Social widgets

LinkedIn Widget

Third-party hosts loaded (3)

platform.linkedin.com×1
sustainabilitysummit.eu×1
trailblazer.de×1

Contact

Email

info@sustainabilitysummit.de

Phone

+49-40-999-993-865

Registration

Updated

2025-10-21

Name servers

ns1.dntrust.com.
ns2.dntrust.com.
ns3.dntrust.com.
ns4.dntrust.com.

DNS records live

NS

ns1.dntrust.com
ns2.dntrust.com
ns3.dntrust.com
ns4.dntrust.com

MX

1 smtp.google.com

TXT

Show 4 TXT records

brevo-code:d467e833d2b22ad87fc7a5a47dd5d308
forward-email-site-verification=HLRKLGPvay
google-site-verification=BQ8Y8fPd3i6iut7IlHLrttYgb7ohzx-d8ArakLWQyEY
google-site-verification=UwmPIPaY2s8cxBQqMwWr7-cQCbjxBBwSoc7M69lHKkc

Email authentication partial

SPF

v=spf1 a mx include:_spf.google.com include:sendgrid.net include:spf.sendinblue.com include:spf.forwardemail.net -all ~all

softfail (~all)

DMARC

v=DMARC1; p=none; pct=100; rua=mailto:re+ox3vcdk782h@dmarc.postmarkapp.com; sp=none; aspf=r;

policy: none (monitoring only) · sp=none

DKIM

Show 4 DKIM selectors

google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAm7Hfoyplq7H+ioUcMf7P2oB8+u/Dw6bZjlSDqCcaswkoN/wxtnYKImxbC74vQrI4sjRsNK/EfRfxna…
mail: k=rsa;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDeMVIzrCa3T14JsNY0IRv5/2V1/v2itlviLQBwXsa7shBD6TrBkswsFUToPyMRWC9tbR/5ey0nRBH0ZVxp+lsmTxid2Y2z…
s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA5INSNZ2+WfgBRRO5cMKVeLZlM30LkMjy9ulcXL4GosmhkYrDgJ5H5zQB84oahLJuLdsHizxJ5GwieCmqsh…
s2: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDV7/pjHFU6M6yROvVAZOjL+DvjokbaoAUQaDgkySi7CMfPO8VYqQAm4VYTWzHsO91vMs/8BFm2okClK3wFv3ILUI…

selectors probed

Certificate (current)

R13

from 2026-03-28 to 2026-06-26

Expires in 38 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 75/100 Checked live page: https://sustainabilitysummit.de/

present

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

findings

missing Content Security Policy
missing Permissions Policy

Header values

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