knowledgebase.ch - dns.ninja

`knowledgebase.ch`

DNSSEC	🔒 Signed (DS record present)
A	2600:9000:a608:76e1:dbd:84dd:75bb:2f51^{🇺🇸 Amazon2600:9000:a600::/43}
		PTR	`ae5f041f8efad4460.dualstack.awsglobalaccelerator.com`
A	76.223.112.36^{🇺🇸 Amazon76.223.112.0/20}
NS	`a.gpk.eu` ⭐
		A	2a05:d014:a67:a290::a^{🇩🇪 Amazon2a05:d014:800::/38 AMAZON AWS}
			PTR	`a.gpk.eu`
		A	3.65.43.32^{🇩🇪 Amazon3.64.0.0/12 EC2 FRA Prefix}
			PTR	`a.gpk.eu`
NS	`b.gpk.eu`
		A	2a03:b0c0:2:d0::e8c:8001^{🇳🇱 DIGITALOCEAN2a03:b0c0:2::/48 DigitalOcean}
			PTR	`b.gpk.eu`
		A	167.71.72.66^{🇳🇱 DIGITALOCEAN167.71.64.0/20 DigitalOcean}
			PTR	`b.gpk.eu`
NS	`c.gpk.eu`
		A	2a00:da00:f203:400::1^{🇬🇧 IONOS-AS2a00:da00:f200::/39 IONOS SE vl5.wdr.gb}
			PTR	`c.gpk.eu`
		A	82.165.4.5^{🇩🇪 IONOS-AS82.165.4.0/22 ionos-cloud vl5.wdr.gb}
			PTR	`c.gpk.eu`
TXT	`v=spf1 -all`
SOA	`a.gpk.eu`dnsmaster4@gpark.eu 2026-07-22 #2

`ch`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.nic.ch` ⭐
	NS	`b.nic.ch`
	NS	`d.nic.ch`
	NS	`e.nic.ch`
	NS	`f.nic.ch`
	SOA	`a.nic.ch`dns-operation@switch.ch 2026-07-23 #42

Same first word

Similar names

baseknowledge.ai

baseknowledge.com

knolwedgebase.com

DNS History

16 records (5 active, 11 former)

●NSa.gpk.eu2026-02-27 → 2026-07-23 · 3 obs

○ 2018-09-06 01:36:54
● 2026-02-27 18:26:44
● 2026-07-23 19:58:04

●NSb.gpk.eu2026-02-27 → 2026-07-23 · 3 obs

○ 2018-09-06 01:36:54
● 2026-02-27 18:26:44
● 2026-07-23 19:58:04

●NSc.gpk.eu2026-02-27 → 2026-07-23 · 3 obs

○ 2018-09-06 01:36:54
● 2026-02-27 18:26:44
● 2026-07-23 19:58:04

○NShrh1.royalqueendomains.co.uk2018-09-06 → 2018-09-06 · 4 obs

○ 2017-01-12 09:03:10
● 2018-09-06 01:36:54
○ 2026-02-27 18:26:44
○ 2026-07-23 19:58:04

○NShrh2.royalqueendomains.co.uk2018-09-06 → 2018-09-06 · 4 obs

○ 2017-01-12 09:03:10
● 2018-09-06 01:36:54
○ 2026-02-27 18:26:44
○ 2026-07-23 19:58:04

○NShrh3.royalqueendomains.co.uk2018-09-06 → 2018-09-06 · 4 obs

○ 2017-01-12 09:03:10
● 2018-09-06 01:36:54
○ 2026-02-27 18:26:44
○ 2026-07-23 19:58:04

○NSns1.sedoparking.com2015-06-24 → 2017-01-12 · 4 obs

● 2015-06-24 00:15:34
● 2017-01-12 09:03:10
○ 2018-09-06 01:36:54
○ 2026-07-23 19:58:04

○NSns2.sedoparking.com2015-06-24 → 2017-01-12 · 4 obs

● 2015-06-24 00:15:34
● 2017-01-12 09:03:10
○ 2018-09-06 01:36:54
○ 2026-07-23 19:58:04

○MXlocalhost2017-01-12 → 2017-01-12 · 4 obs

○ 2016-04-16 09:43:54
● 2017-01-12 09:03:10
○ 2026-02-27 18:26:44
○ 2026-07-23 19:58:04

○MXmail.nickstel.com2015-06-24 → 2016-04-16 · 4 obs

● 2015-06-24 00:15:34
● 2016-04-16 09:43:54
○ 2017-01-12 09:03:10
○ 2026-07-23 19:58:04

○A2600:9000:a608:76e1:40b:6cc5:1af9:c3f52026-02-27 → 2026-04-30 · 5 obs

○ 2018-09-06 01:36:54
● 2026-02-27 18:26:44
● 2026-04-30 05:45:28
○ 2026-05-03 18:06:36
○ 2026-07-23 19:58:04

●A2600:9000:a608:76e1:dbd:84dd:75bb:2f512026-05-03 → 2026-07-23 · 3 obs

○ 2026-04-30 05:45:28
● 2026-05-03 18:06:36
● 2026-07-23 19:58:04

○A52.58.78.162018-09-06 → 2018-09-06 · 4 obs

○ 2017-01-12 09:03:10
● 2018-09-06 01:36:54
○ 2026-02-27 18:26:44
○ 2026-07-23 19:58:04

○A72.52.4.912015-06-24 → 2017-01-12 · 4 obs

● 2015-06-24 00:15:34
● 2017-01-12 09:03:10
○ 2018-09-06 01:36:54
○ 2026-07-23 19:58:04

○A75.2.126.672026-02-27 → 2026-04-30 · 5 obs

○ 2018-09-06 01:36:54
● 2026-02-27 18:26:44
● 2026-04-30 05:45:28
○ 2026-05-03 18:06:36
○ 2026-07-23 19:58:04

●A76.223.112.362026-05-03 → 2026-07-23 · 3 obs

○ 2026-04-30 05:45:28
● 2026-05-03 18:06:36
● 2026-07-23 19:58:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch...	-
knowledgebase.ch	a.gpk.eu, c.gpk.eu, b.gpk.eu	-

✅ Authoritative Response

Server:82.165.4.5

NS records: a.gpk.eu, c.gpk.eu, b.gpk.eu

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1316ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`76.223.112.36`
AAAA	1	`2600:9000:a608:76e1:dbd:84dd:75bb:2f51`
NS	3	`a.gpk.eu, c.gpk.eu...`
MX	1	`. (pri: 0)`
TXT	1	`v=spf1 -all`
SOA	1	`a.gpk.eu dnsmaster4.gpark.eu`

Analysis

IP Addresses

knowledgebase.ch resolves to the IP addresses 76.223.112.36 and 2600:9000:a608:76e1:dbd:84dd:75bb:2f51

teamtalk.eu, seashore.eu, parrainage.eu plus two other host names have IP numbers in common with knowledgebase.ch.

Name Servers

knowledgebase.ch has three name servers — a.gpk.eu, b.gpk.eu and c.gpk.eu.

knowledgebase.ch partially shares its NS delegation with several other domains, including spezia.eu, klimas.eu, bens.eu and two others.

Each of a.gpk.eu, b.gpk.eu and c.gpk.eu points to two IP numbers. a.gpk.eu points to 3.65.43.32 and 2a05:d014:a67:a290::a. b.gpk.eu points to 167.71.72.66 and 2a03:b0c0:2:d0::e8c:8001. c.gpk.eu points to 82.165.4.5 and 2a00:da00:f203:400::1.