`bisgaardoptik.dk`

DNSSEC	⚠️ Not signed
A	94.231.103.25^{🇩🇰 team-blue-denmark94.231.96.0/20 ZITCOM A/S}
		PTR	`linux53.unoeuro.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	`bisgaardoptik-dk.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::1^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db7pr03cu00401.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::8^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db5pr02cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::d^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db6pr03cu00105.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::e^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00206.inbound.protection.outlook.com`
		A	52.101.68.5^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-du2pr03cu00105.inbound.protection.outlook.com`
		A	52.101.68.12^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db9pr02cu00204.inbound.protection.outlook.com`
		A	52.101.68.15^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db6pr03cu00107.inbound.protection.outlook.com`
		A	52.101.73.16^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as2pr05cu00100.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com include:spf.simply.com -all`
TXT	`MS=ms86820142`
SOA	`ns1.simply.com`hostmaster@simply.com 2020-07-29 #90

`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 1784880721localtime Fri Jul 24 10:12:01 2026gmtime Fri Ju...`
	SOA	`b.nic.dk`tech@punktum.dk serial=1784880721

Subdomains

mail.bisgaardoptik.dk

Same first word

bisgaardoptik.dk

DNS History

20 records (6 active, 14 former)

○NSns.dandomain.dk2008-11-23 → 2008-11-23 · 3 obs

● 2008-11-23 02:00:30
○ 2015-07-22 18:27:10
○ 2026-07-24 08:44:56

●NSns1.simply.com2026-03-07 → 2026-07-24 · 3 obs

○ 2020-03-19 14:18:50
● 2026-03-07 09:46:02
● 2026-07-24 08:44:56

○NSns1.unoeuro.com2015-07-22 → 2020-03-19 · 5 obs

○ 2008-11-23 02:00:30
● 2015-07-22 18:27:10
● 2020-03-19 14:18:50
○ 2026-03-07 09:46:02
○ 2026-07-24 08:44:56

○NSns2.dandomain.dk2008-11-23 → 2008-11-23 · 3 obs

● 2008-11-23 02:00:30
○ 2015-07-22 18:27:10
○ 2026-07-24 08:44:56

●NSns2.simply.com2026-03-07 → 2026-07-24 · 3 obs

○ 2020-03-19 14:18:50
● 2026-03-07 09:46:02
● 2026-07-24 08:44:56

○NSns2.unoeuro.com2015-07-22 → 2020-03-19 · 5 obs

○ 2008-11-23 02:00:30
● 2015-07-22 18:27:10
● 2020-03-19 14:18:50
○ 2026-03-07 09:46:02
○ 2026-07-24 08:44:56

○NSns3.dandomain.dk2008-11-23 → 2008-11-23 · 3 obs

● 2008-11-23 02:00:30
○ 2015-07-22 18:27:10
○ 2026-07-24 08:44:56

●NSns3.simply.com2026-03-07 → 2026-07-24 · 3 obs

○ 2020-03-19 14:18:50
● 2026-03-07 09:46:02
● 2026-07-24 08:44:56

○NSns3.unoeuro.com2015-07-22 → 2020-03-19 · 5 obs

○ 2008-11-23 02:00:30
● 2015-07-22 18:27:10
● 2020-03-19 14:18:50
○ 2026-03-07 09:46:02
○ 2026-07-24 08:44:56

●NSns4.simply.com2026-03-07 → 2026-07-24 · 3 obs

○ 2020-03-19 14:18:50
● 2026-03-07 09:46:02
● 2026-07-24 08:44:56

○NSns4.unoeuro.com2015-07-22 → 2020-03-19 · 5 obs

○ 2008-11-23 02:00:30
● 2015-07-22 18:27:10
● 2020-03-19 14:18:50
○ 2026-03-07 09:46:02
○ 2026-07-24 08:44:56

○MXalba.macsupporter.dk2015-07-22 → 2017-03-19 · 5 obs

○ 2008-11-23 02:00:30
● 2015-07-22 18:27:10
● 2017-03-19 16:14:18
○ 2020-03-19 14:18:50
○ 2026-07-24 08:44:56

●MXbisgaardoptik-dk.mail.protection.outlook.com2020-03-19 → 2026-07-24 · 3 obs

○ 2017-03-19 16:14:18
● 2020-03-19 14:18:50
● 2026-07-24 08:44:56

○MXmail.bisgaardoptik.dk2008-11-23 → 2008-11-23 · 3 obs

● 2008-11-23 02:00:30
○ 2015-07-22 18:27:10
○ 2026-07-24 08:44:56

○MXmx1.dnsmadeeasy.com2015-07-22 → 2017-03-19 · 5 obs

○ 2008-11-23 02:00:30
● 2015-07-22 18:27:10
● 2017-03-19 16:14:18
○ 2020-03-19 14:18:50
○ 2026-07-24 08:44:56

○MXmx2.dnsmadeeasy.com2015-07-22 → 2017-03-19 · 5 obs

○ 2008-11-23 02:00:30
● 2015-07-22 18:27:10
● 2017-03-19 16:14:18
○ 2020-03-19 14:18:50
○ 2026-07-24 08:44:56

○MXmx3.dnsmadeeasy.com2015-07-22 → 2017-03-19 · 5 obs

○ 2008-11-23 02:00:30
● 2015-07-22 18:27:10
● 2017-03-19 16:14:18
○ 2020-03-19 14:18:50
○ 2026-07-24 08:44:56

○A192.151.149.1702015-07-22 → 2015-07-22 · 4 obs

○ 2008-11-23 02:00:30
● 2015-07-22 18:27:10
○ 2026-03-07 09:46:02
○ 2026-07-24 08:44:56

○A194.150.113.142008-11-23 → 2008-11-23 · 3 obs

● 2008-11-23 02:00:30
○ 2015-07-22 18:27:10
○ 2026-07-24 08:44:56

●A94.231.103.252015-07-22 → 2026-07-24 · 3 obs

○ 2008-11-23 02:00:30
● 2015-07-22 18:27:10
● 2026-07-24 08:44:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	h.nic.dk, t.nic.dk, b.nic.dk, c.nic.dk...	-
bisgaardoptik.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: 3565ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`94.231.103.25`
NS	4	`ns2.simply.com, ns1.simply.com...`
MX	1	`bisgaardoptik-dk.mail.protection.outlook`
TXT	2	`MS=ms86820142, v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns1.simply.com hostmaster.simply.com`

Analysis

Hierarchy

The domain mail.bisgaardoptik.dk falls under the parent bisgaardoptik.dk.

IP Addresses

bisgaardoptik.dk has exactly one IP address — 94.231.103.25.

ul.dk, franks.dk, wildwest.dk plus two other host names have IP numbers in common with bisgaardoptik.dk.

Name Servers

Four name servers handle the delegation for bisgaardoptik.dk: ns1.simply.com, ns2.simply.com, ns3.simply.com and ns4.simply.com.

At least some of bisgaardoptik.dk's name servers are shared with other domains, for example vpsinterface.com, bestvpn.website, fitfashion.se and two more.

Host names pointing to two IP addresses:

ns1.simply.com maps to two IP addresses — 91.197.248.78 and 2a02:2339:1:15c::4562:4562.

ns2.simply.com maps to two IP addresses — 185.25.141.15 and 2a02:2339:4006:101::4562:4562.

Host names resolving to a single IP address:

ns3.simply.com points to the IP address 91.197.248.79.

ns4.simply.com points to the IP address 91.197.248.80.

Mail Servers

bisgaardoptik.dk uses one mail server — bisgaardoptik-dk.mail.protection.outlook.com.

bisgaardoptik-dk.mail.protection.outlook.com has 8 IP addresses: 52.101.68.5, 52.101.68.12, 52.101.68.15 plus 5 more.

bisgaardoptik.dk - robtex.com