knowledgebase.se - dns.ninja

`knowledgebase.se`

DNSSEC	⚠️ Not signed
A	185.133.206.116^{🇸🇪 GlobalConnect-AS12552185.133.204.0/22 Arnestorp}
NS	`ns1.ilait.se` ⭐
		A	2a01:2b0:301d:99::10^{🇸🇪 ILAIT2a01:2b0:301d::/48}
			PTR	`ns1.ilait.se`
		A	82.99.18.10^{🇸🇪 GlobalConnect-AS1255282.99.0.0/18 IP-ONLY}
NS	`ns2.ilait.se`
		A	2a01:2b0:301d:88::66^{🇸🇪 ILAIT2a01:2b0:301d::/48}
			PTR	`ns2.ilait.se`
		A	94.246.96.66^{🇸🇪 ILAIT94.246.96.0/23}
			PTR	`ns2.ilait.se`
NS	`ns3.ilait.se`
		A	62.109.34.66^{🇸🇪 ILAIT62.109.34.0/24}
			PTR	`ns3.ilait.se`
NS	`ns4.ilait.se`
		A	188.40.202.3^{🇩🇪 Hetzner188.40.0.0/16 HETZNER-RZ-FKS-BLK1}
			PTR	`ns4.ilait.se`
MX	`d330216.a.ess.de.barracudanetworks.com` ⭐
		A	18.185.115.250^{🇩🇪 Amazon18.184.0.0/15 EC2 FRA prefix}
			PTR	`mail.ess.de.barracuda.com`
		A	18.185.115.251^{🇩🇪 Amazon18.184.0.0/15 EC2 FRA prefix}
			PTR	`mail.ess.de.barracuda.com`
		A	18.185.115.252^{🇩🇪 Amazon18.184.0.0/15 EC2 FRA prefix}
			PTR	`mail.ess.de.barracuda.com`
MX	`d330216.b.ess.de.barracudanetworks.com`⁽¹⁾
		A	18.185.115.250^{🇩🇪 Amazon18.184.0.0/15 EC2 FRA prefix}
			PTR	`mail.ess.de.barracuda.com`
		A	18.185.115.251^{🇩🇪 Amazon18.184.0.0/15 EC2 FRA prefix}
			PTR	`mail.ess.de.barracuda.com`
		A	18.185.115.252^{🇩🇪 Amazon18.184.0.0/15 EC2 FRA prefix}
			PTR	`mail.ess.de.barracuda.com`
TXT	`_globalsign-domain-verification=_tfudhsZaEDQbFliHWQSgyrRS5W34ZozZP5oBrqG4A`
TXT	`v=spf1 mx include:spf.protection.outlook.com include:spf.ess.de.barracudanetw...`
TXT	`_globalsign-domain-verification=6ivqlGU-XbUEYgB-2w5qRw4msiKvrdPiQI9VCpqVed`
SOA	`ns1.ilait.se`registry@ilait.se 2026-06-16 #0

`se`

	DNSSEC	🔒 Signed (DS record present)
	NS	`catcher-in-the-rye.nic.se` ⭐
	NS	`a.ns.se`
	NS	`b.ns.se`
	NS	`c.ns.se`
	NS	`f.ns.se`
	NS	`g.ns.se`
	NS	`i.ns.se`
	NS	`m.ns.se`
	NS	`x.ns.se`
	NS	`y.ns.se`
	NS	`z.ns.se`
	TXT	`SE zone update: 2026-07-29 22:33:38 +0000 (EPOCH 1785364418) (auto)`
	TXT	`id:bbb712f7-6b88-43ba-aad6-7b127da40d09`
	SOA	`catcher-in-the-rye.nic.se`registry-default@nic.se serial=1785364818

Subdomains

webmail.knowledgebase.se

mail2.knowledgebase.se

smtp.knowledgebase.se

smtp3.knowledgebase.se

smtp2.knowledgebase.se

*.knowledgebase.se

imap.knowledgebase.se

exegerin.knowledgebase.se

smtpout.knowledgebase.se

smarthost.knowledgebase.se

www.knowledgebase.se

mail.knowledgebase.se

Same first word

Similar names

baseknowledge.com

knolwedgebase.com

baseknowledge.ai

DNS History

11 records (7 active, 4 former)

●NSns1.ilait.se2015-07-17 → 2026-07-29 · 2 obs

● 2015-07-17 21:37:02
● 2026-07-29 23:23:56

●NSns2.ilait.se2015-07-17 → 2026-07-29 · 2 obs

● 2015-07-17 21:37:02
● 2026-07-29 23:23:56

●NSns3.ilait.se2015-07-17 → 2026-07-29 · 2 obs

● 2015-07-17 21:37:02
● 2026-07-29 23:23:56

●NSns4.ilait.se2015-07-17 → 2026-07-29 · 2 obs

● 2015-07-17 21:37:02
● 2026-07-29 23:23:56

●MXd330216.a.ess.de.barracudanetworks.com2026-02-17 → 2026-07-29 · 3 obs

○ 2016-12-28 07:42:40
● 2026-02-17 04:13:34
● 2026-07-29 23:23:56

●MXd330216.b.ess.de.barracudanetworks.com2026-02-17 → 2026-07-29 · 3 obs

○ 2016-12-28 07:42:40
● 2026-02-17 04:13:34
● 2026-07-29 23:23:56

○MXsmtp.knowledgebase.se2015-07-17 → 2016-12-28 · 4 obs

● 2015-07-17 21:37:02
● 2016-12-28 07:42:40
○ 2026-02-17 04:13:34
○ 2026-07-29 23:23:56

○MXsmtp2.knowledgebase.se2015-07-17 → 2016-12-28 · 4 obs

● 2015-07-17 21:37:02
● 2016-12-28 07:42:40
○ 2026-02-17 04:13:34
○ 2026-07-29 23:23:56

○MXsmtp3.knowledgebase.se2015-07-17 → 2016-12-28 · 4 obs

● 2015-07-17 21:37:02
● 2016-12-28 07:42:40
○ 2026-02-17 04:13:34
○ 2026-07-29 23:23:56

●A185.133.206.1162026-02-17 → 2026-07-29 · 3 obs

○ 2016-12-28 07:42:40
● 2026-02-17 04:13:34
● 2026-07-29 23:23:56

○A217.27.160.252015-07-17 → 2016-12-28 · 4 obs

● 2015-07-17 21:37:02
● 2016-12-28 07:42:40
○ 2026-02-17 04:13:34
○ 2026-07-29 23:23:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
se	a.ns.se, b.ns.se, c.ns.se, f.ns.se...	-
knowledgebase.se	ns2.ilait.se, ns3.ilait.se, ns4.ilait.se, ns1.ilait.se	6 records

✅ Authoritative Response

Server:188.40.202.3

NS records: ns2.ilait.se, ns3.ilait.se, ns4.ilait.se, ns1.ilait.se

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowledgebase.se (unsigned zone)

⏱️ Timing

Total: 698ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.133.206.116`
NS	4	`ns3.ilait.se, ns1.ilait.se...`
MX	2	`d330216.b.ess.de.barracudanetworks.com (, d330216.a.ess.de.barracudanetworks.com (`
TXT	3	`_globalsign-domain-verification=_tfudhsZ, v=spf1 mx include:spf.protection.outlook...`
SOA	1	`ns1.ilait.se registry.ilait.se`

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (ns4.ilait.se, ns3.ilait.se, ns2.ilait.se...)

Analysis

Hierarchy

webmail.knowledgebase.se, mail2.knowledgebase.se, smtp.knowledgebase.se, smtp3.knowledgebase.se, smtp2.knowledgebase.se and a few other host names are all children of knowledgebase.se.

IP Addresses

knowledgebase.se has exactly one IP address — 185.133.206.116.

sodertaljetaxi.se, gosens.se, bst-ab.se plus two other host names have IP numbers in common with knowledgebase.se.

Name Servers

Four name servers handle the delegation for knowledgebase.se: ns1.ilait.se, ns2.ilait.se, ns3.ilait.se and ns4.ilait.se.

The name servers of knowledgebase.se overlap at least partially with those of other domains — among them xodor.se, softcut.se, installationsbolaget.se and two more.

Host names pointing to two IP addresses:

ns1.ilait.se has two IP addresses: 82.99.18.10 and 2a01:2b0:301d:99::10.

ns2.ilait.se has two IP addresses: 94.246.96.66 and 2a01:2b0:301d:88::66.

Host names resolving to a single IP address:

ns3.ilait.se directs to 62.109.34.66.

ns4.ilait.se directs to 188.40.202.3.

Mail Servers

knowledgebase.se uses two mail servers, d330216.a.ess.de.barracudanetworks.com and d330216.b.ess.de.barracudanetworks.com.

d330216.a.ess.de.barracudanetworks.com resolves to 18.185.115.250, 18.185.115.251 and 18.185.115.252; d330216.b.ess.de.barracudanetworks.com resolves to those same three IP addresses.

Host names pointing to 18.185.115.250 IP addresses: d330216.a.ess.de.barracudanetworks.com and d330216.b.ess.de.barracudanetworks.com.

Host names pointing to 18.185.115.251 IP addresses: d330216.a.ess.de.barracudanetworks.com and d330216.b.ess.de.barracudanetworks.com.

Host names pointing to 18.185.115.252 IP addresses: d330216.a.ess.de.barracudanetworks.com and d330216.b.ess.de.barracudanetworks.com.