knowtion.de - dns.ninja

`knowtion.de`

DNSSEC	⚠️ Not signed
A	91.203.110.206^{🇩🇪 CLOUDPIT91.203.108.0/22}
		PTR	`server240.campusspeicher.de`
NS	`cns1.cloudpit.de` ⭐
		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.cloudpit.com`
		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.cloudpit.io`
		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.cloudpit.de`hostmaster@dogado.de 2026-07-30 #7

`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=1786722848

Subdomains

mail2.knowtion.de

mail.knowtion.de

Same first word

knowtion.com

knowtion.com.mx

knowtion.biz

knowtion.de

knowtion.net

Similar names

kointown.com

kontowin.com

DNS History

14 records (6 active, 8 former)

●NScns1.cloudpit.de2026-02-27 → 2026-08-14 · 3 obs

○ 2018-08-31 14:59:50
● 2026-02-27 02:53:42
● 2026-08-14 16:34:26

●NScns2.cloudpit.com2026-02-27 → 2026-08-14 · 3 obs

○ 2018-08-31 14:59:50
● 2026-02-27 02:53:42
● 2026-08-14 16:34:26

●NScns3.cloudpit.io2026-02-27 → 2026-08-14 · 3 obs

○ 2018-08-31 14:59:50
● 2026-02-27 02:53:42
● 2026-08-14 16:34:26

○NSdns1.mediafam.de2015-07-13 → 2018-08-31 · 4 obs

● 2015-07-13 21:59:12
● 2018-08-31 14:59:50
○ 2026-02-27 02:53:42
○ 2026-08-14 16:34:26

○NSdns2.mediafam.de2015-07-13 → 2018-08-31 · 4 obs

● 2015-07-13 21:59:12
● 2018-08-31 14:59:50
○ 2026-02-27 02:53:42
○ 2026-08-14 16:34:26

○NSdns3.mediafam.de2015-07-13 → 2018-08-31 · 4 obs

● 2015-07-13 21:59:12
● 2018-08-31 14:59:50
○ 2026-02-27 02:53:42
○ 2026-08-14 16:34:26

○NSdns4.mediafam.de2015-07-13 → 2018-08-31 · 4 obs

● 2015-07-13 21:59:12
● 2018-08-31 14:59:50
○ 2026-02-27 02:53:42
○ 2026-08-14 16:34:26

○MXmail.knowtion.de2015-07-13 → 2018-08-31 · 4 obs

● 2015-07-13 21:59:12
● 2018-08-31 14:59:50
○ 2026-02-27 02:53:42
○ 2026-08-14 16:34:26

○MXmail2.knowtion.de2015-07-13 → 2015-11-16 · 4 obs

● 2015-07-13 21:59:12
● 2015-11-16 00:18:24
○ 2016-02-22 10:24:48
○ 2026-08-14 16:34:26

●MXmx03.secure-mailgate.com2026-02-27 → 2026-08-14 · 3 obs

○ 2018-08-31 14:59:50
● 2026-02-27 02:53:42
● 2026-08-14 16:34:26

●MXmx04.secure-mailgate.com2026-02-27 → 2026-08-14 · 3 obs

○ 2018-08-31 14:59:50
● 2026-02-27 02:53:42
● 2026-08-14 16:34:26

○A185.158.212.402017-02-08 → 2018-08-31 · 5 obs

○ 2016-05-06 23:07:50
● 2017-02-08 06:32:50
● 2018-08-31 14:59:50
○ 2026-02-27 02:53:42
○ 2026-08-14 16:34:26

○A195.225.105.1402015-07-13 → 2016-05-06 · 4 obs

● 2015-07-13 21:59:12
● 2016-05-06 23:07:50
○ 2017-02-08 06:32:50
○ 2026-08-14 16:34:26

●A91.203.110.2062026-02-27 → 2026-08-14 · 3 obs

○ 2018-08-31 14:59:50
● 2026-02-27 02:53:42
● 2026-08-14 16:34:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
knowtion.de	cns1.cloudpit.de, cns2.cloudpit.com, cns3.cloudpit.io	2 records

✅ Authoritative Response

Server:148.251.254.105

NS records: cns1.cloudpit.de, cns2.cloudpit.com, cns3.cloudpit.io

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowtion.de (unsigned zone)

⏱️ Timing

Total: 1046ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.203.110.206`
NS	3	`cns2.cloudpit.com, cns3.cloudpit.io...`
MX	2	`mx03.secure-mailgate.com (pri: 10), mx04.secure-mailgate.com (pri: 10)`
SOA	1	`cns1.cloudpit.de hostmaster.dogado.de`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (cns1.cloudpit.de, cns1.cloudpit.de)

Analysis

Hierarchy

knowtion.de serves as the parent of mail2.knowtion.de and mail.knowtion.de.

IP Addresses

knowtion.de has exactly one IP address — 91.203.110.206.

uft-fw.de, mail.chawart.de, mail2.sehweise.eu plus two other host names have IP numbers in common with knowtion.de.

Name Servers

The authoritative name servers for knowtion.de are cns2.cloudpit.com, cns1.cloudpit.de and cns3.cloudpit.io — three in total.

At least some of knowtion.de's name servers are shared with other domains, for example driveserv.de, juwe-augsburg.de, apulandia.com and two more.

These name servers tend to appear together with the name servers ns1.namesrv.ch, ns3.namesrv.io and ns2.namesrv.net, plus two others.

cns2.cloudpit.com, cns1.cloudpit.de and cns3.cloudpit.io all resolve to exactly two IP numbers apiece: cns2.cloudpit.com → 148.251.254.105 and 2a01:4f8:2b02:a88::105; cns1.cloudpit.de → 109.237.142.8 and 2a01:64c0:0:5000::8; cns3.cloudpit.io → 109.237.143.8 and 2a02:2b80:101:5000::8.

Mail Servers

knowtion.de uses two mail servers, mx03.secure-mailgate.com and mx04.secure-mailgate.com.

The mail server setup of knowtion.de matches that of other domains such as embet.com, vaddi.org, helsinginlipputehdas.fi and two others.

The two host names mx03.secure-mailgate.com and mx04.secure-mailgate.com each have a pair of IP addresses: mx03.secure-mailgate.com has 46.243.88.174 and 46.243.88.176, and mx04.secure-mailgate.com has 46.243.88.175 and 46.243.88.177.