lucas-nuelle.de

.de crawl

First seen 2026-04-20 · Last seen 2026-05-19 · ok HTTP/1.1 200 1713 ms crawled 2026-05-13

DE · 3.121.128.217 · AS16509 Amazon.com, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title: Lucas Nülle - Lucas-Nülle Lehrgeräte und Lehrsysteme für die technische Berufsaus- und Weiterbildung
Description: Lucas-Nülle - Entwickler, Hersteller und Anbieter von Lehrsystemen für die technische Aus- und Weiterbildung
Language: de

Technology

Server: Apache

Social

Contact

Email

Phone

Registration

Updated

2024-06-27

Name servers

ns.udag.de.
ns.udag.net.
ns.udag.org.

DNS records live

NS

ns.udag.de
ns.udag.net
ns.udag.org

MX

10 de-smtp-inbound-1.mimecast.com
10 de-smtp-inbound-2.mimecast.com

TXT

Show 6 TXT records

MS=ms50040070
apple-domain-verification=2Kk8O4DkjBnVKMG2
atlassian-domain-verification=WEyJIvScJ2BEK2f3ke3jnQaKr0WM8CVyqUd2MHaRrl9CiGBibqZTN8TYP9/8dB3A
google-site-verification=YnPDqWvTrHVP22jUZkfbHvdsCQGV_qVcR7XPN_UEbtM
vIzW7hz6lBVflgYEFwLLseWS2x42qPexjI9BEFvPIKLT4prEVHX2oPJfxZ+wxnstK70vkabVqFRlFqGyadctww==
0ed1fe018a7c891f11b63c4416a6888cab95ba7fd0

Email authentication strong

SPF

v=spf1 include:spf.protection.outlook.com include:spf.emailsignatures365.com include:spf.routing.net include:spf.crsend.com include:de._netblocks.mimecast.com include:amazonses.com ip4:217.22.193.157 ip4:62.159.255.224/27 ip4:3.121.128.217 ip4:54.93.182.181 ip4:93.240.214.56/29 ip4:217.22.193.157 ~all

softfail (~all)

DMARC

v=DMARC1; p=reject; pct=100;

policy: reject (enforced)

DKIM

selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDQz8w29ow05vNUx0vHMB3/LrZX0dYejm/E28rqDL7bAfbE3BTAFzTzs/UNm/YwPD+cyvDDyHJqzyTSpf2ljJ…
selector2: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCl5TvhaogS5g6y7QHDH61OhjknOlwqGviShlOs7AowQYrrAApjH5hPQZ/H1XgxfBph3pON1skf7i6tNZDhi3…

selectors probed

Certificate (current)

R12

from 2026-03-18 to 2026-06-16

Expires in 28 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 45/100 Checked live page: https://www.lucas-nuelle.de/

present

x-frame-options
x-content-type-options

findings

missing HSTS
missing Content Security Policy
weak frame protection
missing Referrer Policy
missing Permissions Policy

Header values

x-frame-options: *
x-content-type-options: nosniff