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...`
SOA	`ns1.ilait.se`registry@ilait.se 2026-04-13 #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	`id:c839beb3-9715-4f72-8739-cc63e953aab1`
	TXT	`SE zone update: 2026-06-12 16:02:52 +0000 (EPOCH 1781280172) (auto)`
	SOA	`catcher-in-the-rye.nic.se`registry-default@nic.se serial=1781280561

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

DNS History

11 records (7 active, 4 former)

●NSns1.ilait.se2015-07-17 → 2026-06-12 · 2 obs

● 2015-07-17 21:37:02
● 2026-06-12 17:23:50

●NSns2.ilait.se2015-07-17 → 2026-06-12 · 2 obs

● 2015-07-17 21:37:02
● 2026-06-12 17:23:50

●NSns3.ilait.se2015-07-17 → 2026-06-12 · 2 obs

● 2015-07-17 21:37:02
● 2026-06-12 17:23:50

●NSns4.ilait.se2015-07-17 → 2026-06-12 · 2 obs

● 2015-07-17 21:37:02
● 2026-06-12 17:23:50

●MXd330216.a.ess.de.barracudanetworks.com2026-02-17 → 2026-06-12 · 3 obs

○ 2016-12-28 07:42:40
● 2026-02-17 04:13:34
● 2026-06-12 17:23:50

●MXd330216.b.ess.de.barracudanetworks.com2026-02-17 → 2026-06-12 · 3 obs

○ 2016-12-28 07:42:40
● 2026-02-17 04:13:34
● 2026-06-12 17:23:50

○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
○ 2026-06-12 17:23:50

○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
○ 2026-06-12 17:23:50

○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
○ 2026-06-12 17:23:50

●A185.133.206.1162026-02-17 → 2026-06-12 · 3 obs

○ 2016-12-28 07:42:40
● 2026-02-17 04:13:34
● 2026-06-12 17:23:50

○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
○ 2026-06-12 17:23:50

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:188.40.202.3

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowledgebase.se (unsigned zone)

⏱️ Timing

Total: 697ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.133.206.116`
NS	4	`ns4.ilait.se, ns3.ilait.se...`
MX	2	`d330216.b.ess.de.barracudanetworks.com (, d330216.a.ess.de.barracudanetworks.com (`
TXT	2	`_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

knowledgebase.se is delegated to four name servers, 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 with one IP number:

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.