denktech.de - dns.ninja

`denktech.de`

DNSSEC	⚠️ Not signed
A	31.47.255.219^{🇩🇪 CLOUDPIT31.47.240.0/20}
		PTR	`web33.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 2023-02-16 #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=1785516112

Subdomains

mail.denktech.de

Same first word

denktech.de

Similar names

deknecht.com

decenthk.com

dentchek.com

knechted.us

DNS History

9 records (6 active, 3 former)

●NScns1.alfahosting.info2015-07-21 → 2026-07-31 · 2 obs

● 2015-07-21 18:20:04
● 2026-07-31 17:18:42

●NScns2.alfahosting.info2015-07-21 → 2026-07-31 · 2 obs

● 2015-07-21 18:20:04
● 2026-07-31 17:18:42

●NScns3.alfahosting.info2015-07-21 → 2026-07-31 · 2 obs

● 2015-07-21 18:20:04
● 2026-07-31 17:18:42

○MXmail.denktech.de2015-07-21 → 2017-12-12 · 4 obs

● 2015-07-21 18:20:04
● 2017-12-12 03:02:20
○ 2026-02-24 20:23:38
○ 2026-07-31 17:18:42

●MXmx03.secure-mailgate.com2026-02-24 → 2026-07-31 · 3 obs

○ 2017-12-12 03:02:20
● 2026-02-24 20:23:38
● 2026-07-31 17:18:42

●MXmx04.secure-mailgate.com2026-02-24 → 2026-07-31 · 3 obs

○ 2017-12-12 03:02:20
● 2026-02-24 20:23:38
● 2026-07-31 17:18:42

○A109.237.133.2072015-12-05 → 2017-12-12 · 5 obs

○ 2015-07-21 18:20:04
● 2015-12-05 07:15:54
● 2017-12-12 03:02:20
○ 2026-02-24 20:23:38
○ 2026-07-31 17:18:42

●A31.47.255.2192026-02-24 → 2026-07-31 · 3 obs

○ 2017-12-12 03:02:20
● 2026-02-24 20:23:38
● 2026-07-31 17:18:42

○A94.101.39.12015-07-21 → 2015-07-21 · 3 obs

● 2015-07-21 18:20:04
○ 2015-12-05 07:15:54
○ 2026-07-31 17:18:42

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:109.237.142.8

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for denktech.de (unsigned zone)

⏱️ Timing

Total: 1863ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`31.47.255.219`
NS	3	`cns1.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

denktech.de serves as the parent of mail.denktech.de.

IP Addresses

denktech.de resolves to one IP address: 31.47.255.219.

mides.at, mail.lawhansen.de, mail.uvtop.de and two other host names share IP numbers with denktech.de.

Name Servers

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

denktech.de has at least partial name server overlap with other domains, such as paarschool.com, ticketsconnected.com, xn--hwen-loa.de and two others.

It is common to find these name servers paired with the name servers ns1.nemservice.de.

cns1.alfahosting.info, cns2.alfahosting.info and cns3.alfahosting.info each resolve to two IP addresses: 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.

Mail Servers

Mail for denktech.de is handled by two mail servers — mx03.secure-mailgate.com and mx04.secure-mailgate.com.

denktech.de uses an identical mail server configuration to several other domains — among them punet.de, system-solution.de, snapyou.de and two more.

denktech.de has mail servers in common with other domains — for example artvera.de and haralds-magazine.de.

mx03.secure-mailgate.com and mx04.secure-mailgate.com each resolve to two IP addresses: mx03.secure-mailgate.com points to 46.243.88.174 and 46.243.88.176, while mx04.secure-mailgate.com points to 46.243.88.175 and 46.243.88.177.