knowledgefactory.se - dns.ninja

`knowledgefactory.se`

DNSSEC	🔒 Signed (DS record present)
A	82.221.64.46^{🇮🇸 IS-ADVANIA82.221.64.0/23}
		PTR	`redirect.hysing.is`
NS	`dns01.dipcon.com` ⭐
		A	2a00:801:fb:253::4^{🇸🇪 SWIPNET2a00:800::/25 Tele2 IPv6 block In case of improper use originating from our network, please mail or}
			PTR	`dns01.dipcon.com`
		A	193.14.90.50^{🇸🇪 SWIPNET193.12.0.0/14 TELE2 In case of improper use originating from our network, please mail customer or}
			PTR	`dns01.dipcon.com`
NS	`dns02.ports.se`
		A	2001:19f0:5001:2a:5400:ff:fe38:1e6f^{🇳🇱 AS-VULTR2001:19f0:5000::/38 Vultr Assigned Prefix}
			PTR	`dns02.ports.se`
		A	45.63.42.179^{🇳🇱 AS-VULTR45.63.40.0/22 Vultr Assigned Prefix}
			PTR	`dns02.ports.se`
NS	`dns03.ports.se`
		A	2a04:3540:1000:310:287e:f6ff:fe1d:4789^{🇫🇮 UPCLOUD2a04:3540::/32 -FI-HEL1-IPV6}
			PTR	`dns03.ports.se`
		A	94.237.33.102^{🇫🇮 UPCLOUD94.237.32.0/21 -FI-HEL1-NET4}
			PTR	`dns03.ports.se`
NS	`dns04.ports.net`
		A	2a03:f80:ed15:3ec8::1^{🇦🇹 EDIS-AS-EU2a03:f80:ed15::/48 EDIS GmbH IPv6 Range 1}
			PTR	`dns04.ports.net`
		A	158.255.211.116^{🇦🇹 EDIS-AS-EU158.255.211.0/24 PA-SLASH24-SPACE12-ROUTEAS57169}
			PTR	`dns04.ports.net`
MX	`advmx01.advania.se` ⭐
		A	192.71.60.25^{🇸🇪 GlobalConnect-AS12552192.71.60.0/24 IP-ONLY}
			PTR	`advmx01.advania.se`
MX	`advmx02.advania.se` ⭐
		A	192.71.60.26^{🇸🇪 GlobalConnect-AS12552192.71.60.0/24 IP-ONLY}
			PTR	`advmx02.advania.se`
TXT	`j61tbk2obplnjnv16sa8ajuah7`
TXT	`v=spf1 include:spf.protection.outlook.com ip4:192.71.60.25 ip4:192.71.60.26 -all`
SOA	`dns01.dipcon.com`registry@ports.net 2026-07-13 #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:0c2657a2-c76c-4b3f-a316-c8a037c86c53`
	TXT	`SE zone update: 2026-07-31 12:48:47 +0000 (EPOCH 1785502127) (auto)`
	SOA	`catcher-in-the-rye.nic.se`registry-default@nic.se serial=1785502478

WOT: SAFE (64/100)

Subdomains

www.knowledgefactory.se

Same first word

DNS History

21 records (7 active, 14 former)

○NSa.ns.ip-only.net2015-08-27 → 2015-09-17 · 4 obs

● 2015-08-27 15:28:18
● 2015-09-17 02:08:08
○ 2015-12-08 06:15:56
○ 2026-07-31 13:56:24

○NSb.ns.ip-only.net2015-08-27 → 2015-09-17 · 4 obs

● 2015-08-27 15:28:18
● 2015-09-17 02:08:08
○ 2015-12-08 06:15:56
○ 2026-07-31 13:56:24

○NSc.ns.ip-only.net2015-08-27 → 2015-09-17 · 4 obs

● 2015-08-27 15:28:18
● 2015-09-17 02:08:08
○ 2015-12-08 06:15:56
○ 2026-07-31 13:56:24

●NSdns01.dipcon.com2026-03-26 → 2026-07-31 · 3 obs

○ 2016-07-09 16:30:06
● 2026-03-26 04:42:36
● 2026-07-31 13:56:24

●NSdns02.ports.se2026-03-26 → 2026-07-31 · 3 obs

○ 2016-07-09 16:30:06
● 2026-03-26 04:42:36
● 2026-07-31 13:56:24

●NSdns03.ports.se2026-03-26 → 2026-07-31 · 3 obs

○ 2016-07-09 16:30:06
● 2026-03-26 04:42:36
● 2026-07-31 13:56:24

●NSdns04.ports.net2026-03-26 → 2026-07-31 · 3 obs

○ 2016-07-09 16:30:06
● 2026-03-26 04:42:36
● 2026-07-31 13:56:24

○NSns.knowledgefactory.se2015-08-27 → 2015-09-17 · 4 obs

● 2015-08-27 15:28:18
● 2015-09-17 02:08:08
○ 2015-12-08 06:15:56
○ 2026-07-31 13:56:24

○NSns1.bdm.microsoftonline.com2015-12-08 → 2016-05-12 · 5 obs

○ 2015-09-17 02:08:08
● 2015-12-08 06:15:56
● 2016-05-12 01:38:26
○ 2016-07-09 16:30:06
○ 2026-07-31 13:56:24

○NSns1.loopia.se2016-07-09 → 2016-07-09 · 4 obs

○ 2016-05-12 01:38:26
● 2016-07-09 16:30:06
○ 2026-03-26 04:42:36
○ 2026-07-31 13:56:24

○NSns2.bdm.microsoftonline.com2015-12-08 → 2016-05-12 · 5 obs

○ 2015-09-17 02:08:08
● 2015-12-08 06:15:56
● 2016-05-12 01:38:26
○ 2016-07-09 16:30:06
○ 2026-07-31 13:56:24

○NSns2.loopia.se2016-07-09 → 2016-07-09 · 4 obs

○ 2016-05-12 01:38:26
● 2016-07-09 16:30:06
○ 2026-03-26 04:42:36
○ 2026-07-31 13:56:24

○NSns3.bdm.microsoftonline.com2015-12-08 → 2016-05-12 · 5 obs

○ 2015-09-17 02:08:08
● 2015-12-08 06:15:56
● 2016-05-12 01:38:26
○ 2016-07-09 16:30:06
○ 2026-07-31 13:56:24

○NSns4.bdm.microsoftonline.com2015-12-08 → 2016-05-12 · 5 obs

○ 2015-09-17 02:08:08
● 2015-12-08 06:15:56
● 2016-05-12 01:38:26
○ 2016-07-09 16:30:06
○ 2026-07-31 13:56:24

●MXadvmx01.advania.se2026-03-26 → 2026-07-31 · 3 obs

○ 2016-07-09 16:30:06
● 2026-03-26 04:42:36
● 2026-07-31 13:56:24

●MXadvmx02.advania.se2026-03-26 → 2026-07-31 · 3 obs

○ 2016-07-09 16:30:06
● 2026-03-26 04:42:36
● 2026-07-31 13:56:24

○MXknowledgefactory-se.mail.eo.outlook.com2015-08-27 → 2015-09-17 · 4 obs

● 2015-08-27 15:28:18
● 2015-09-17 02:08:08
○ 2015-12-08 06:15:56
○ 2026-07-31 13:56:24

○MXknowledgefactory-se.mail.protection.outlook.com2015-12-08 → 2016-07-09 · 5 obs

○ 2015-09-17 02:08:08
● 2015-12-08 06:15:56
● 2016-07-09 16:30:06
○ 2026-03-26 04:42:36
○ 2026-07-31 13:56:24

○A195.74.38.172015-08-27 → 2015-09-17 · 4 obs

● 2015-08-27 15:28:18
● 2015-09-17 02:08:08
○ 2015-12-08 06:15:56
○ 2026-07-31 13:56:24

○A195.74.38.622015-12-08 → 2016-07-09 · 5 obs

○ 2015-09-17 02:08:08
● 2015-12-08 06:15:56
● 2016-07-09 16:30:06
○ 2026-03-26 04:42:36
○ 2026-07-31 13:56:24

●A82.221.64.462026-03-26 → 2026-07-31 · 3 obs

○ 2016-07-09 16:30:06
● 2026-03-26 04:42:36
● 2026-07-31 13:56:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
se	f.ns.se, c.ns.se, i.ns.se, g.ns.se...	-
knowledgefactory.se	dns01.dipcon.com, dns02.ports.se, dns03.ports.se, dns04.ports.net	-

✅ Authoritative Response

Server:94.237.33.102

NS records: dns01.dipcon.com, dns02.ports.se, dns03.ports.se, dns04.ports.net

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1236ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`82.221.64.46`
NS	4	`dns02.ports.se, dns03.ports.se...`
MX	2	`advmx02.advania.se (pri: 10), advmx01.advania.se (pri: 10)`
TXT	2	`j61tbk2obplnjnv16sa8ajuah7, v=spf1 include:spf.protection.outlook.co`
SOA	1	`dns01.dipcon.com registry.ports.net`

Analysis

Hierarchy

www.knowledgefactory.se is a subdomain of knowledgefactory.se.

IP Addresses

knowledgefactory.se resolves to just one IP address, 82.221.64.46.

Two other host names, along with www.knowledgefactory.com, redirect.hysing.is and naafi.org, also share IP numbers with knowledgefactory.se.

Name Servers

The NS records for knowledgefactory.se point to four name servers: dns01.dipcon.com, dns04.ports.net, dns02.ports.se and dns03.ports.se.

The name servers of knowledgefactory.se overlap at least partially with those of other domains — among them uniflex.se, genesta.biz, flaaten.no and two more.

Each of the four hosts dns01.dipcon.com, dns04.ports.net, dns02.ports.se and dns03.ports.se has two IP addresses. dns01.dipcon.com points to 193.14.90.50 and 2a00:801:fb:253::4. dns04.ports.net points to 158.255.211.116 and 2a03:f80:ed15:3ec8::1. dns02.ports.se points to 45.63.42.179 and 2001:19f0:5001:2a:5400:ff:fe38:1e6f. dns03.ports.se points to 94.237.33.102 and 2a04:3540:1000:310:287e:f6ff:fe1d:4789.

Mail Servers

knowledgefactory.se is served by two mail servers, advmx01.advania.se and advmx02.advania.se.

Among the domains sharing a mail server setup with knowledgefactory.se are advania.com, caperio.se, kerfi.se and two others.

Both advmx01.advania.se and advmx02.advania.se have a single IP address each — advmx01.advania.se resolves to 192.71.60.25 while advmx02.advania.se resolves to 192.71.60.26.