`mailproxy2.aktivboot.de`

CNAME	`host209.checkdomain.de`
DNSSEC	⚠️ Not signed
A	185.137.168.155^{🇩🇪 CLOUDPIT185.137.168.0/22}
		PTR	`host209.checkdomain.de`

`aktivboot.de`

	DNSSEC	⚠️ Not signed
	A	185.137.168.155^{🇩🇪 CLOUDPIT185.137.168.0/22}
	NS	`ns2.checkdomain.de` ⭐
	NS	`ns.checkdomain.de`
	MX	`aktivboot-de.mail.protection.outlook.com` ⭐
	TXT	`v=spf1 include:spf.protection.outlook.com -all`
	SOA	`ns.checkdomain.de`driftingoli@gmx.de 2026-03-27 #1

WOT: SAFE (63/100)
WOT: SAFE (70/100)

Previously MX for

aktivboot.de

DNS History

3 records (1 active, 2 former)

○A188.40.69.762015-06-17 → 2016-09-21 · 4 obs

● 2015-06-17 06:15:02
● 2016-09-21 04:27:10
○ 2026-05-12 11:18:24
○ 2026-05-12 11:18:26

○A2a01:4f8:100:43a1:7a68:7dca:9fd8:eeac2015-06-17 → 2016-09-21 · 4 obs

● 2015-06-17 06:15:02
● 2016-09-21 04:27:10
○ 2026-05-12 11:18:24
○ 2026-05-12 11:18:26

●CNAMEhost209.checkdomain.de2026-05-12 → 2026-05-12 · 2 obs

● 2026-05-12 11:18:24
● 2026-05-12 11:18:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
aktivboot.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 aktivboot.de (unsigned zone)

⏱️ Timing

Total: 1039ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`host209.checkdomain.de`

📌 Glue Records Collected

Total: 4

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

Analysis

IP Addresses

mailproxy2.aktivboot.de resolves to one IP number: 185.137.168.155.

other host names including richtigversichert.at, n-c-t.at, ba-do.de, fitconsulting.at and host47.checkdomain.de share IP numbers with mailproxy2.aktivboot.de.

mailproxy2.aktivboot.de - robtex.com