`kobborg.dk`

DNSSEC	🔒 Signed (DS record present)
A	199.34.228.50^{🇺🇸 WEEBLY199.34.228.0/24}
		PTR	`pages-custom-10.weebly.com`
NS	`ns1.simply.com` ⭐
		A	2a02:2339:1:15c::4562:4562^{🇩🇰 team-blue-denmark2a02:2339::/36}
			PTR	`ns1.simply.com`
		A	91.197.248.78^{🇩🇰 team-blue-denmark91.197.248.0/22}
			PTR	`ns1.simply.com`
NS	`ns2.simply.com`
		A	2a02:2339:4006:101::4562:4562^{🇩🇰 team-blue-denmark2a02:2339:4000::/34}
			PTR	`ns2.simply.com`
		A	185.25.141.15^{🇩🇰 team-blue-denmark185.25.141.0/24 Zitcom A/S}
			PTR	`ns2.simply.com`
NS	`ns3.simply.com`
		A	91.197.248.79^{🇩🇰 team-blue-denmark91.197.248.0/22}
			PTR	`ns3.simply.com`
NS	`ns4.simply.com`
		A	91.197.248.80^{🇩🇰 team-blue-denmark91.197.248.0/22}
			PTR	`ns4.simply.com`
MX	`kobborg-dk.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::9^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db7pr03cu00601.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::5^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am1pr04cu00105.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::7^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am9pr04cu00107.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::d^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as9pr05cu01305.inbound.protection.outlook.com`
		A	52.101.68.16^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00400.inbound.protection.outlook.com`
		A	52.101.68.39^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00607.inbound.protection.outlook.com`
		A	52.101.73.12^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am4pr0401cu00104.inbound.protection.outlook.com`
		A	52.101.73.24^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as8pr05cu00300.inbound.protection.outlook.com`
TXT	`v=spf1 ip4:212.112.140.60 ip4:212.112.140.61 ip4:212.112.140.62 a:smtp.kobbor...`
TXT	`MS=ms88602461`
TXT	`27k83gc6ovj9gq00hk7s4msmaq`
SOA	`ns1.simply.com`hostmaster@simply.com 2025-12-19 #1

`dk`

	DNSSEC	🔒 Signed (DS record present)
	NS	`b.nic.dk` ⭐
	NS	`c.nic.dk`
	NS	`h.nic.dk`
	NS	`l.nic.dk`
	NS	`s.nic.dk`
	NS	`t.nic.dk`
	TXT	`DK zone updateEpoch 1774807381localtime Sun Mar 29 20:03:01 2026gmtime Sun Ma...`
	SOA	`b.nic.dk`tech@punktum.dk serial=1774807381

Same first word

kobborg.net

kobborg.eu

kobborg.com

kobborg.dk

kobborg.info

Similar names

rgbbook.com

brgbook.com

DNS History

10 records (6 active, 4 former)

○NSns.scannet2.dk2015-06-01 → 2018-07-30 · 3 obs

● 2015-06-01 08:37:02
● 2018-07-30 05:11:50
○ 2026-03-29 18:25:30

●NSns1.simply.com2026-03-29 → 2026-03-29 · 2 obs

○ 2018-07-30 05:11:50
● 2026-03-29 18:25:30

○NSns2.scannet2.dk2015-06-01 → 2018-07-30 · 3 obs

● 2015-06-01 08:37:02
● 2018-07-30 05:11:50
○ 2026-03-29 18:25:30

●NSns2.simply.com2026-03-29 → 2026-03-29 · 2 obs

○ 2018-07-30 05:11:50
● 2026-03-29 18:25:30

●NSns3.simply.com2026-03-29 → 2026-03-29 · 2 obs

○ 2018-07-30 05:11:50
● 2026-03-29 18:25:30

●NSns4.simply.com2026-03-29 → 2026-03-29 · 2 obs

○ 2018-07-30 05:11:50
● 2026-03-29 18:25:30

○MXfront-lvs.scannet.dk2015-06-01 → 2018-07-30 · 3 obs

● 2015-06-01 08:37:02
● 2018-07-30 05:11:50
○ 2026-03-29 18:25:30

●MXkobborg-dk.mail.protection.outlook.com2026-03-29 → 2026-03-29 · 2 obs

○ 2018-07-30 05:11:50
● 2026-03-29 18:25:30

●A199.34.228.502026-03-29 → 2026-03-29 · 2 obs

○ 2018-07-30 05:11:50
● 2026-03-29 18:25:30

○A199.34.228.592015-06-01 → 2018-07-30 · 3 obs

● 2015-06-01 08:37:02
● 2018-07-30 05:11:50
○ 2026-03-29 18:25:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	b.nic.dk, c.nic.dk, h.nic.dk, l.nic.dk...	-
kobborg.dk	ns1.simply.com, ns2.simply.com, ns3.simply.com, ns4.simply.com	-

✅ Authoritative Response

Server:91.197.248.78

NS records: ns1.simply.com, ns2.simply.com, ns3.simply.com, ns4.simply.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 962ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`199.34.228.50`
NS	4	`ns1.simply.com, ns4.simply.com...`
MX	1	`kobborg-dk.mail.protection.outlook.com (`
TXT	3	`v=spf1 ip4:212.112.140.60 ip4:212.112.14, MS=ms88602461...`
SOA	1	`ns1.simply.com hostmaster.simply.com`

Analysis

IP Addresses

kobborg.dk points to a single IP number: 199.34.228.50.

Other host names, for instance lafreniereconsulting.com, insure4us.com, disabilityprideparade.org, sherryaburton.com and macgymohio.com share IP numbers with kobborg.dk.

Name Servers

kobborg.dk is delegated to four name servers: ns1.simply.com, ns2.simply.com, ns3.simply.com and ns4.simply.com.

kobborg.dk shares name servers with other domains at least partially, for instance empatia.dk, europeanhuntersfederation.com, hehe.dk, brouwer.nu and asimo.dk.