`dercomputerologe.de`

DNSSEC	⚠️ Not signed
A	31.47.253.137^{🇩🇪 CLOUDPIT31.47.240.0/20}
		PTR	`web20.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 2022-05-11 #1

`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=1773553752

WOT: SAFE (96/100)

Subdomains

mail.dercomputerologe.de

Same first word

dercomputerologe.de

DNS History

9 records (6 active, 3 former)

●NScns1.alfahosting.info2015-07-21 → 2026-03-23 · 2 obs

● 2015-07-21 04:57:40
● 2026-03-23 02:02:14

●NScns2.alfahosting.info2015-07-21 → 2026-03-23 · 2 obs

● 2015-07-21 04:57:40
● 2026-03-23 02:02:14

●NScns3.alfahosting.info2015-07-21 → 2026-03-23 · 2 obs

● 2015-07-21 04:57:40
● 2026-03-23 02:02:14

○MXmail.dercomputerologe.de2015-07-21 → 2020-03-19 · 4 obs

● 2015-07-21 04:57:40
● 2020-03-19 15:05:26
○ 2026-03-22 20:26:36
○ 2026-03-23 02:02:14

●MXmx03.secure-mailgate.com2026-03-22 → 2026-03-23 · 3 obs

○ 2020-03-19 15:05:26
● 2026-03-22 20:26:36
● 2026-03-23 02:02:14

●MXmx04.secure-mailgate.com2026-03-22 → 2026-03-23 · 3 obs

○ 2020-03-19 15:05:26
● 2026-03-22 20:26:36
● 2026-03-23 02:02:14

○A109.237.133.2042015-11-24 → 2020-03-19 · 5 obs

○ 2015-07-21 04:57:40
● 2015-11-24 18:17:00
● 2020-03-19 15:05:26
○ 2026-03-22 20:26:36
○ 2026-03-23 02:02:14

●A31.47.253.1372026-03-22 → 2026-03-23 · 3 obs

○ 2020-03-19 15:05:26
● 2026-03-22 20:26:36
● 2026-03-23 02:02:14

○A94.101.38.162015-07-21 → 2015-07-21 · 3 obs

● 2015-07-21 04:57:40
○ 2015-11-24 18:17:00
○ 2026-03-23 02:02:14

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:109.237.142.8

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dercomputerologe.de (unsigned zone)

⏱️ Timing

Total: 2362ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`31.47.253.137`
NS	3	`cns2.alfahosting.info, cns3.alfahosting.info...`
MX	2	`mx03.secure-mailgate.com (pri: 10), mx04.secure-mailgate.com (pri: 10)`
SOA	1	`cns1.alfahosting.info hostmaster.alfahos`

Analysis

Hierarchy

The parent of mail.dercomputerologe.de is dercomputerologe.de.

IP Addresses

dercomputerologe.de points to a single IP: 31.47.253.137.

Other host names, for instance mail.djrival.de, mail.veddel-bilder.de, cinehasi.de, mail.kunstfaszination.de and fun-pc.de share IP numbers with dercomputerologe.de.

Name Servers

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

dercomputerologe.de partially shares name servers with other domains; examples include xn--gesunde-nahrungsergnzung-8bc.de, take-a-walk-on-the-wildside.de, klang-elfe.de, kelterei-dietesheim.de and violinschule-taban.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

dercomputerologe.de is handled by two mail servers: mx03.secure-mailgate.com and mx04.secure-mailgate.com.

dercomputerologe.de has the same mail server setup as other domains, including peltomaan.fi, mediative.info, schweinzer.at, headways-media.de and lebschik.at.

dercomputerologe.de shares some mail servers with other domains, for example ulftopia.com, alisonwade.com and hdl-online.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

dercomputerologe.de - robtex.com