`activetraining.de`

DNSSEC	⚠️ Not signed
A	5.44.111.145^{🇩🇪 ONE-NETWORK5.44.108.0/22}
		PTR	`web145.alfahosting-server.de`
NS	`cns1.alfahosting.info` ⭐
		A	2a01:64c0:0:5000::8^{🇩🇪 CLOUDPIT2a01:64c0::/32}
			PTR	`cns1.cloudpit.de`
		A	109.237.142.8^{🇩🇪 CLOUDPIT109.237.128.0/20}
			PTR	`cns1.cloudpit.de`
NS	`cns2.alfahosting.info`
		A	2a01:4f8:2b02:a88::105^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
		A	148.251.254.105^{🇩🇪 Hetzner148.251.0.0/16 HETZNER-RZ-BLK-ERX2}
			PTR	`cns2.cloudpit.com`
NS	`cns3.alfahosting.info`
		A	2a02:2b80:101:5000::8^{🇩🇪 CLOUDPIT2a02:2b80:101::/48}
			PTR	`cns3.cloudpit.io`
		A	109.237.143.8^{🇩🇪 CLOUDPIT109.237.128.0/20}
			PTR	`cns3.cloudpit.io`
MX	`mx03.secure-mailgate.com` ⭐
		A	46.243.88.174^{🇩🇪 CLOUDPIT46.243.88.0/21}
			PTR	`node03.secure-mailgate.com`
		A	46.243.88.176^{🇩🇪 CLOUDPIT46.243.88.0/21}
			PTR	`node04.secure-mailgate.com`
MX	`mx04.secure-mailgate.com` ⭐
		A	46.243.88.175^{🇩🇪 CLOUDPIT46.243.88.0/21}
			PTR	`node03.secure-mailgate.com`
		A	46.243.88.177^{🇩🇪 CLOUDPIT46.243.88.0/21}
			PTR	`node04.secure-mailgate.com`
TXT	`v=spf1 a mx include:secure-mailgate.com ~all`
SOA	`cns1.alfahosting.info`hostmaster@alfahosting@de 2026-07-10 #2

`de`

	DNSSEC	🔒 Signed (DS record present)
	NS	`f.nic.de` ⭐
	NS	`a.nic.de`
	NS	`l.de.net` ⚠️ Not in parent delegation
	NS	`n.de.net` ⚠️ Not in parent delegation
	NS	`s.de.net` ⚠️ Not in parent delegation
	NS	`z.nic.de`
	SOA	`f.nic.de`dns-operations@denic.de serial=1784154569

Subdomains

mx0.activetraining.de

www.activetraining.de

Same first word

activetraining.net.au

activetraining.de

activetraining.org

Similar names

invitacatering.com

DNS History

11 records (6 active, 5 former)

●NScns1.alfahosting.info2026-03-17 → 2026-07-15 · 3 obs

○ 2017-04-10 11:38:18
● 2026-03-17 10:58:42
● 2026-07-15 22:59:20

●NScns2.alfahosting.info2026-03-17 → 2026-07-15 · 3 obs

○ 2017-04-10 11:38:18
● 2026-03-17 10:58:42
● 2026-07-15 22:59:20

●NScns3.alfahosting.info2026-03-17 → 2026-07-15 · 3 obs

○ 2017-04-10 11:38:18
● 2026-03-17 10:58:42
● 2026-07-15 22:59:20

○NSns1.hans.hosteurope.de2015-05-23 → 2017-04-10 · 4 obs

● 2015-05-23 11:07:16
● 2017-04-10 11:38:18
○ 2026-03-17 10:58:42
○ 2026-07-15 22:59:20

○NSns2.hans.hosteurope.de2015-05-23 → 2017-04-10 · 4 obs

● 2015-05-23 11:07:16
● 2017-04-10 11:38:18
○ 2026-03-17 10:58:42
○ 2026-07-15 22:59:20

○MXmx0.activetraining.de2015-05-23 → 2017-04-10 · 4 obs

● 2015-05-23 11:07:16
● 2017-04-10 11:38:18
○ 2026-03-17 10:58:42
○ 2026-07-15 22:59:20

●MXmx03.secure-mailgate.com2026-03-17 → 2026-07-15 · 3 obs

○ 2017-04-10 11:38:18
● 2026-03-17 10:58:42
● 2026-07-15 22:59:20

●MXmx04.secure-mailgate.com2026-03-17 → 2026-07-15 · 3 obs

○ 2017-04-10 11:38:18
● 2026-03-17 10:58:42
● 2026-07-15 22:59:20

○A2a01:488:42:1000:50ed:854d:ffb1:78d92015-05-23 → 2017-04-10 · 4 obs

● 2015-05-23 11:07:16
● 2017-04-10 11:38:18
○ 2026-03-17 10:58:42
○ 2026-07-15 22:59:20

●A5.44.111.1452026-03-17 → 2026-07-15 · 3 obs

○ 2017-04-10 11:38:18
● 2026-03-17 10:58:42
● 2026-07-15 22:59:20

○A80.237.133.772015-05-23 → 2017-04-10 · 4 obs

● 2015-05-23 11:07:16
● 2017-04-10 11:38:18
○ 2026-03-17 10:58:42
○ 2026-07-15 22:59:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, z.nic.de, f.nic.de	-
activetraining.de	cns1.alfahosting.info, cns2.alfahosting.info, cns3.alfahosting.info	-

✅ Authoritative Response

Server:109.237.143.8

NS records: cns1.alfahosting.info, cns2.alfahosting.info, cns3.alfahosting.info

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for activetraining.de (unsigned zone)

⏱️ Timing

Total: 1212ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`5.44.111.145`
NS	3	`cns2.alfahosting.info, cns1.alfahosting.info...`
MX	2	`mx04.secure-mailgate.com (pri: 10), mx03.secure-mailgate.com (pri: 10)`
TXT	1	`v=spf1 a mx include:secure-mailgate.com`
SOA	1	`cns1.alfahosting.info hostmaster@alfahos`

Analysis

Hierarchy

The parent domain of mx0.activetraining.de and www.activetraining.de is activetraining.de.

IP Addresses

activetraining.de directs to one IP number, which is 5.44.111.145.

Among the host names that share IP numbers with activetraining.de are hortichstiftung.de, binetti.com, basicel.de and two others.

Name Servers

Three name servers are authoritative for activetraining.de: cns1.alfahosting.info, cns2.alfahosting.info and cns3.alfahosting.info.

The name servers of activetraining.de overlap at least partially with those of other domains — among them der-g.de, diepeenebrennt.de, bioticon.de and two more.

cns1.alfahosting.info resolves to 109.237.142.8 and 2a01:64c0:0:5000::8. cns2.alfahosting.info resolves to 148.251.254.105 and 2a01:4f8:2b02:a88::105. cns3.alfahosting.info resolves to 109.237.143.8 and 2a02:2b80:101:5000::8. All three hostnames point to two IP numbers each.

Mail Servers

The MX records for activetraining.de point to two mail servers: mx03.secure-mailgate.com and mx04.secure-mailgate.com.

activetraining.de has the same mail server arrangement as a number of other domains, for example mm-si.de, christianleyer.de, da-ilo.de and two more.

Each of the two host names carries two IP addresses: mx03.secure-mailgate.com points to 46.243.88.174 and 46.243.88.176, and mx04.secure-mailgate.com points to 46.243.88.175 and 46.243.88.177.

activetraining.de - robtex.com