sgp-lumen.de

.de crawl

First seen 2026-04-15 · Last seen 2026-05-19 · ok HTTP/1.1 200 637 ms crawled 2026-05-10

US · 76.76.21.21 · AS16509 Amazon.com, Inc.

Reputation 100/100

Classifying

HTML metadata

Title: SGP-Lumen
Description: SGP-Lumen
Language: de

Technology

CDN: Vercel

Third-party hosts loaded (1)

kit.fontawesome.com×1

Registration

Updated

2021-06-08

Name servers

dns1.registrar-servers.com.
dns2.registrar-servers.com.

DNS records live

NS

dns1.registrar-servers.com
dns2.registrar-servers.com

MX

10 aspmx1.migadu.com
20 aspmx2.migadu.com

TXT

hosted-email-verify=xdxnfu3e

Verified for

Google

Email authentication strong

SPF: v=spf1 include:spf.migadu.com -all
strict (-all)
DMARC: v=DMARC1; p=quarantine;
policy: quarantine
DKIM: no key found at common selectors

Certificate (current)

R13

from 2026-03-12 to 2026-06-10

Expires in 21 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://sgp-lumen.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=63072000