`heikohellmann.de`

DNSSEC	⚠️ Not signed
A	81.88.34.18^{🇩🇪 CLOUDPIT81.88.32.0/20}
		PTR	`host270.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}
			PTR	`cns2.cloudpit.com`
		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`
SOA	`cns1.alfahosting.info`hostmaster@alfahosting.de 2026-03-03 #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=1776852537

Subdomains

mail.heikohellmann.de

Same first word

heikohellmann.de

DNS History

8 records (6 active, 2 former)

●NScns1.alfahosting.info2015-05-15 → 2026-04-22 · 2 obs

● 2015-05-15 04:08:58
● 2026-04-22 10:24:20

●NScns2.alfahosting.info2015-05-15 → 2026-04-22 · 2 obs

● 2015-05-15 04:08:58
● 2026-04-22 10:24:20

●NScns3.alfahosting.info2015-05-15 → 2026-04-22 · 2 obs

● 2015-05-15 04:08:58
● 2026-04-22 10:24:20

○MXmail.heikohellmann.de2015-05-15 → 2018-01-04 · 4 obs

● 2015-05-15 04:08:58
● 2018-01-04 19:50:50
○ 2026-04-18 11:07:08
○ 2026-04-22 10:24:20

●MXmx03.secure-mailgate.com2026-04-18 → 2026-04-22 · 3 obs

○ 2018-01-04 19:50:50
● 2026-04-18 11:07:08
● 2026-04-22 10:24:20

●MXmx04.secure-mailgate.com2026-04-18 → 2026-04-22 · 3 obs

○ 2018-01-04 19:50:50
● 2026-04-18 11:07:08
● 2026-04-22 10:24:20

○A109.237.140.302015-05-15 → 2018-01-04 · 4 obs

● 2015-05-15 04:08:58
● 2018-01-04 19:50:50
○ 2026-04-18 11:07:08
○ 2026-04-22 10:24:20

●A81.88.34.182026-04-18 → 2026-04-22 · 3 obs

○ 2018-01-04 19:50:50
● 2026-04-18 11:07:08
● 2026-04-22 10:24:20

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:148.251.254.105

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for heikohellmann.de (unsigned zone)

⏱️ Timing

Total: 1060ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`81.88.34.18`
NS	3	`cns2.alfahosting.info, cns3.alfahosting.info...`
MX	2	`mx04.secure-mailgate.com (pri: 10), mx03.secure-mailgate.com (pri: 10)`
SOA	1	`cns1.alfahosting.info hostmaster.alfahos`

Analysis

Hierarchy

The parent of mail.heikohellmann.de is heikohellmann.de.

IP Addresses

heikohellmann.de points to a single IP address: 81.88.34.18.

Other host names such as mail.nowak-consulting.de, mail.elbblick.net, wilhelmmusik.de, mail.schirok.de and meridianum.org share IPs with heikohellmann.de.

Name Servers

heikohellmann.de is delegated to three name servers: cns1.alfahosting.info, cns2.alfahosting.info and cns3.alfahosting.info.

heikohellmann.de at least partially shares name servers with other domains, for example kita-die-maulwuerfe.de, d-kult.de, entnahmeplan.com, monstercheck.de and airedale-muldenaue.de.

Host names with two IP numbers:

cns1.alfahosting.info points to 2a01:64c0:0:5000::8 and 109.237.142.8

cns2.alfahosting.info points to 2a01:4f8:2b02:a88::105 and 148.251.254.105

cns3.alfahosting.info points to 2a02:2b80:101:5000::8 and 109.237.143.8

Mail Servers

Two mail servers handle heikohellmann.de: mx03.secure-mailgate.com and mx04.secure-mailgate.com.

heikohellmann.de shares the same mail server setup as other domains, including klassik-fuer-alle.com, femnet-ev.de, weingast.at, didolenssen.com and benullmann.de.

heikohellmann.de shares some mail servers with other domains, for example (0x736578)inn-hannover.de.

Host names with two IP numbers:

mx03.secure-mailgate.com points to 46.243.88.174 and 46.243.88.176.

mx04.secure-mailgate.com points to 46.243.88.175 and 46.243.88.177.

heikohellmann.de - robtex.com