polygon-deutschland.de

.de crawl

First seen 2026-05-10 · Last seen 2026-05-16 · ok HTTP 200 5004 ms crawled 2026-05-16

DE · 45.144.187.21 · AS15817 Mittwald CM Service GmbH & Co. KG

Reputation 100/100

Registration

Updated

2022-01-03

Name servers

dns1.epag.net.
dns2.epag.net.
ns.siegnetz.de.
rz2.siegnetz.de.

DNS records live

NS

dns1.epag.net
dns2.epag.net
ns.siegnetz.de
rz2.siegnetz.de

MX

10 mail.polygonvatro.de

TXT

domainVerification=ad58c3cc-8540-42b9-8bee-10637b1209b7
swisssign-check=t5fIKeaQtS1onj70M-fA-Fax8S4

Verified for

Apple
Microsoft 365

Email authentication strong

SPF

v=spf1 +ip4:217.89.40.32/27 +ip4:185.21.145.183 +ip4:89.146.215.142 +mx include:spf.crsend.com include:_spf.polygon-deutschland.de include:spf.mspmanager.com -all

strict (-all)

DMARC

v=DMARC1; p=quarantine; rua=mailto:dmarc@polygon-deutschland.de; ruf=mailto:dmarc@polygon-deutschland.de; sp=quarantine; fo=0; pct=100; adkim=r; aspf=s

policy: quarantine · sp=quarantine

DKIM

mail: k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsgJenqHMa7MWuw69iqkUTjEdQm78juqh8yHaItjEQSo1s6oXbaAv3Ax0haZFDKYjZKJJ8ATp0fWyHpxVhEWHah4…

selectors probed

Certificate (current)

R13

from 2026-05-10 to 2026-08-08

Expires in 80 days

Full certificate history on crt.sh ↗