`mailproxy2.primeo.de`

CNAME	`host212.checkdomain.de`
DNSSEC	⚠️ Not signed
A	185.137.168.162^{🇩🇪 CLOUDPIT185.137.168.0/22}
		PTR	`host212.checkdomain.de`

`primeo.de`

	DNSSEC	⚠️ Not signed
	A	2a01:4a0:2002:4:1da9:a99f:5423:3cf1^{🇩🇪 XIRRA2a01:4a0:2002::/48 Xirra GmbH}
	A	130.185.109.77^{🇩🇪 XIRRA130.185.104.0/21 -NET}
	NS	`ns2.checkdomain.de` ⭐
	NS	`ns.checkdomain.de`
	MX	`mx1.primeo.de` ⭐
	MX	`mx2.primeo.de`⁽²⁰⁾
	TXT	`v=spf1 include:spf.edv.by include:_spf.bullhornmail.com -all`
	TXT	`b34667aa03222428c3e64cc958ab13bc8c2d1ed6`
	SOA	`ns.checkdomain.de`hostmaster@checkdomain.de 2026-02-21 #1

Previously MX for

primeo.de

DNS History

3 records (1 active, 2 former)

○A188.40.69.762017-03-29 → 2017-03-29 · 3 obs

● 2017-03-29 21:44:24
○ 2026-05-31 20:17:12
○ 2026-07-13 09:51:54

○A2a01:4f8:221:706:7a68:7dca:9fd8:eeac2017-03-29 → 2017-03-29 · 3 obs

● 2017-03-29 21:44:24
○ 2026-05-31 20:17:12
○ 2026-07-13 09:51:54

●CNAMEhost212.checkdomain.de2026-05-31 → 2026-07-13 · 2 obs

● 2026-05-31 20:17:12
● 2026-07-13 09:51:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
primeo.de	ns.checkdomain.de, ns2.checkdomain.de	4 records

✅ Authoritative Response

Server:5.9.190.98

NS records: ns.checkdomain.de, ns2.checkdomain.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for primeo.de (unsigned zone)

⏱️ Timing

Total: 3181ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`host212.checkdomain.de`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns.checkdomain.de, ns.checkdomain.de, ns2.checkdomain.de...)

Analysis

IP Addresses

mailproxy2.primeo.de has exactly one IP address — 185.137.168.162.

verstaendigungswuerfel.ch, rooms4students.net, qm-toolbox.com plus two other host names have IP numbers in common with mailproxy2.primeo.de.

mailproxy2.primeo.de - robtex.com