singular.de

.de dns

First seen 2026-05-04 · Last seen 2026-05-17 · ok HTTP/1.1 200 1744 ms crawled 2026-05-11

DE · 78.47.165.184 · AS24940 Hetzner Online GmbH

Reputation 100/100

Classifying

HTML metadata

Title

Willkommen | singular.de

Language

Canonical

https://singular.de/

Translations

de-de

Technology

Server: nginx

Contact

Email

mail@singular.de

Phone

+492282809226

Registration

Updated

2005-09-15

Name servers

ns1.first-ns.de.
robotns2.second-ns.de.

DNS records live

NS

ns1.first-ns.de
robotns2.second-ns.de
robotns3.second-ns.com

MX

10 mail.lundo.de
20 mx2.singular.de

TXT

brevo-code:5d006b23a320e9b9df1a94482d5e28e8
google-site-verification=tcfy6vnnKhLY4Ru5wYy4OvowACcrEjeKwitWlETGj-4

Email authentication strong

SPF

v=spf1 mx include:amazonses.com include:spf.sendinblue.com ~all

softfail (~all)

DMARC

v=DMARC1; p=quarantine; sp=none; rua=mailto:dmarc-report@singular.de; ruf=mailto:dmarc-report@singular.de; adkim=r; aspf=r; fo=0; rf=afrf

policy: quarantine · sp=none

DKIM

dkim: v=DKIM1;k=rsa;t=s;s=email;p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0is9F8moF2cyk0MrfPtsL8GmJvIebeEz8IZcNXkIBSpw7alLTN/tjBGPtxEGzrZSlYcO…
s1: v=DKIM1; t=y; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQD8/z2mAXLJGRjcQfeAfgCmR5Y5aYlHrAdHjob5fmY4VN6k3yPizenZ5+ifWjSxxCph9dXBJyYGhKlDJ…

selectors probed

Certificate (current)

Certum Domain Validation CA SHA2

from 2025-06-25 to 2026-06-25

Expires in 37 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://singular.de/

present

strict-transport-security

findings

missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy

Header values

strict-transport-security: max-age=15768000