constructionsummit.eu

.eu crawl

First seen 2026-04-14 · Last seen 2026-05-16 · ok HTTP/1.1 200 1801 ms crawled 2026-05-08

DE · 78.47.69.243 · AS24940 Hetzner Online GmbH

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title

Construction Summit

Description

Construction Summit is the new trade fair and conference for digitalisation, sustainability and innovation in the construction industry.

Language

Canonical

https://constructionsummit.eu/

Translations

Open Graph

url: https://constructionsummit.eu/
title: Construction Summit
locale: en
site name: Construction Summit
description: Construction Summit is the new trade fair and conference for digitalisation, sustainability and innovation in the construction industry.

Technology

Server: Apache
CMS: Gatsby

Social widgets

LinkedIn Widget

Third-party hosts loaded (3)

constructionsummit.de×1
platform.linkedin.com×1
trailblazer.de×1

Contact

Email

info@constructionsummit.de

Phone

+49-40-537-99-1132

DNS records live

NS

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

MX

1 smtp.google.com

TXT

google-site-verification=P-KMMWlxsiu2H03S63gp7Ud60ds-yGVVCX-PHi3CqL0
google-site-verification=vlKSbR7Uhso895p-ngBHQglXOAIrhXoM20vZ-pyGTBU

Email authentication weak

SPF

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

softfail (~all)

DMARC

not published

DKIM

google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAm1ZfBqrhwx4YjCLvu3UV0ekZkeEAf89rze8fB2TXCqmTjsNazizeHQ+qveZYH7eUEag9jDE7LjHU2a…
s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA5INSNZ2+WfgBRRO5cMKVeLZlM30LkMjy9ulcXL4GosmhkYrDgJ5H5zQB84oahLJuLdsHizxJ5GwieCmqsh…
s2: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDV7/pjHFU6M6yROvVAZOjL+DvjokbaoAUQaDgkySi7CMfPO8VYqQAm4VYTWzHsO91vMs/8BFm2okClK3wFv3ILUI…

selectors probed

Certificate (current)

R13

from 2026-03-25 to 2026-06-23

Expires in 35 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 75/100 Checked live page: https://constructionsummit.eu/

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