stroemgren.dk - dns.ninja

`stroemgren.dk`

DNSSEC	🔒 Signed (DS record present)
A	87.63.169.156^{🇩🇰 TDC87.62.0.0/15}
		PTR	`87-63-169-156-static.dk.customer.tdc.net`
NS	`ns01.one.com` ⭐
		A	2001:67c:28cc::10^{ONECOM-INFRA2001:67c:28cc::/48}
			PTR	`ns01.one.com`
		A	195.206.121.10^{ONECOM-INFRA195.206.121.0/24}
			PTR	`ns01.one.com`
NS	`ns02.one.com`
		A	2001:67c:3c0::10^{🇩🇰 ONECOM2001:67c:3c0::/48}
			PTR	`ns02.one.com`
		A	185.10.11.10^{ONECOM185.10.11.0/24}
			PTR	`ns02.one.com`
MX	`mx1.pub.mailpod11-cph3.one.com` ⭐
		A	104.37.34.230^{🇩🇰 ONECOM104.37.32.0/21 One.com A/S}
			PTR	`mx1.pub.mailpod11-cph3.one.com`
MX	`mx2.pub.mailpod11-cph3.one.com` ⭐
		A	104.37.34.231^{🇩🇰 ONECOM104.37.32.0/21 One.com A/S}
			PTR	`mx2.pub.mailpod11-cph3.one.com`
MX	`mx3.pub.mailpod11-cph3.one.com` ⭐
		A	104.37.34.232^{🇩🇰 ONECOM104.37.32.0/21 One.com A/S}
			PTR	`mx3.pub.mailpod11-cph3.one.com`
MX	`mx4.pub.mailpod11-cph3.one.com` ⭐
		A	104.37.34.233^{🇩🇰 ONECOM104.37.32.0/21 One.com A/S}
			PTR	`mx4.pub.mailpod11-cph3.one.com`
TXT	`v=spf1 mx a -all`
SOA	`ns01.one.com`hostmaster@one.com 2026-07-03 #8

`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 1785750841localtime Mon Aug 3 11:54:01 2026gmtime Mon Au...`
	SOA	`b.nic.dk`tech@punktum.dk serial=1785750841

PTR for

18.40.198.62.in-addr.arpa

Previously MX for

stromgren.dk

stroemgren.dk

Same first word

stroemgren.dk

Similar names

DNS History

17 records (7 active, 10 former)

●NSns01.one.com2026-03-26 → 2026-08-03 · 3 obs

○ 2017-10-17 06:45:46
● 2026-03-26 10:04:50
● 2026-08-03 10:41:32

●NSns02.one.com2026-03-26 → 2026-08-03 · 3 obs

○ 2017-10-17 06:45:46
● 2026-03-26 10:04:50
● 2026-08-03 10:41:32

○NSns1.gratisdns.dk2015-08-22 → 2017-10-17 · 4 obs

● 2015-08-22 18:40:38
● 2017-10-17 06:45:46
○ 2026-03-26 10:04:50
○ 2026-08-03 10:41:32

○NSns2.gratisdns.dk2015-08-22 → 2017-10-17 · 4 obs

● 2015-08-22 18:40:38
● 2017-10-17 06:45:46
○ 2026-03-26 10:04:50
○ 2026-08-03 10:41:32

○NSns3.gratisdns.dk2015-08-22 → 2017-10-17 · 4 obs

● 2015-08-22 18:40:38
● 2017-10-17 06:45:46
○ 2026-03-26 10:04:50
○ 2026-08-03 10:41:32

○NSns4.gratisdns.dk2015-08-22 → 2017-10-17 · 4 obs

● 2015-08-22 18:40:38
● 2017-10-17 06:45:46
○ 2026-03-26 10:04:50
○ 2026-08-03 10:41:32

○NSns5.gratisdns.dk2015-08-22 → 2017-10-17 · 4 obs

● 2015-08-22 18:40:38
● 2017-10-17 06:45:46
○ 2026-03-26 10:04:50
○ 2026-08-03 10:41:32

○MXhome.stroemgren.dk2015-08-22 → 2016-01-17 · 4 obs

● 2015-08-22 18:40:38
● 2016-01-17 06:54:22
○ 2016-03-02 13:59:20
○ 2026-08-03 10:41:32

●MXmx1.pub.mailpod11-cph3.one.com2026-03-26 → 2026-08-03 · 3 obs

○ 2017-10-17 06:45:46
● 2026-03-26 10:04:50
● 2026-08-03 10:41:32

●MXmx2.pub.mailpod11-cph3.one.com2026-03-26 → 2026-08-03 · 3 obs

○ 2017-10-17 06:45:46
● 2026-03-26 10:04:50
● 2026-08-03 10:41:32

●MXmx3.pub.mailpod11-cph3.one.com2026-03-26 → 2026-08-03 · 3 obs

○ 2017-10-17 06:45:46
● 2026-03-26 10:04:50
● 2026-08-03 10:41:32

●MXmx4.pub.mailpod11-cph3.one.com2026-03-26 → 2026-08-03 · 3 obs

○ 2017-10-17 06:45:46
● 2026-03-26 10:04:50
● 2026-08-03 10:41:32

○MXmxbackup.gratisdns.dk2015-08-22 → 2016-09-27 · 4 obs

● 2015-08-22 18:40:38
● 2016-09-27 08:56:58
○ 2016-10-08 09:36:54
○ 2026-08-03 10:41:32

○MXstroemgren.dk2016-03-02 → 2017-10-17 · 5 obs

○ 2016-01-17 06:54:22
● 2016-03-02 13:59:20
● 2017-10-17 06:45:46
○ 2026-03-26 10:04:50
○ 2026-08-03 10:41:32

○A62.198.40.182016-03-02 → 2017-10-17 · 5 obs

○ 2016-01-17 06:54:22
● 2016-03-02 13:59:20
● 2017-10-17 06:45:46
○ 2026-03-26 10:04:50
○ 2026-08-03 10:41:32

●A87.63.169.1562026-03-26 → 2026-08-03 · 3 obs

○ 2017-10-17 06:45:46
● 2026-03-26 10:04:50
● 2026-08-03 10:41:32

○A90.184.133.422015-08-22 → 2016-01-17 · 4 obs

● 2015-08-22 18:40:38
● 2016-01-17 06:54:22
○ 2016-03-02 13:59:20
○ 2026-08-03 10:41:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	b.nic.dk, c.nic.dk, h.nic.dk, l.nic.dk...	-
stroemgren.dk	ns01.one.com, ns02.one.com	-

✅ Authoritative Response

Server:185.10.11.10

NS records: ns01.one.com, ns02.one.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1005ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`87.63.169.156`
NS	2	`ns01.one.com, ns02.one.com`
MX	4	`mx4.pub.mailpod11-cph3.one.com (pri: 10), mx1.pub.mailpod11-cph3.one.com (pri: 10)...`
TXT	1	`v=spf1 mx a -all`
SOA	1	`ns01.one.com hostmaster.one.com`

Analysis

IP Addresses

stroemgren.dk points to a single IP number: 87.63.169.156.

87-63-169-156-static.dk.customer.tdc.net, for instance, is one of the other host names sharing IP numbers with stroemgren.dk.

Name Servers

stroemgren.dk uses two name servers for its delegation: ns01.one.com and ns02.one.com.

stroemgren.dk shares its name server setup with other domains, including gottow.se, mjfc.dk, metaalrestauratie.eu and two others.

The two host names ns01.one.com and ns02.one.com each have a pair of IP addresses: ns01.one.com has 195.206.121.10 and 2001:67c:28cc::10, and ns02.one.com has 185.10.11.10 and 2001:67c:3c0::10.

Mail Servers

Four mail servers handle email for stroemgren.dk: mx1.pub.mailpod11-cph3.one.com, mx2.pub.mailpod11-cph3.one.com, mx3.pub.mailpod11-cph3.one.com and mx4.pub.mailpod11-cph3.one.com.

stroemgren.dk shares mail servers — at least in part — with other domains, including dive-n-surf.dk, mascha.dk, skherdersem.be and two others.

mx1.pub.mailpod11-cph3.one.com, mx2.pub.mailpod11-cph3.one.com, mx3.pub.mailpod11-cph3.one.com and mx4.pub.mailpod11-cph3.one.com each resolve to one IP address: mx1.pub.mailpod11-cph3.one.com resolves to 104.37.34.230, mx2.pub.mailpod11-cph3.one.com resolves to 104.37.34.231, mx3.pub.mailpod11-cph3.one.com resolves to 104.37.34.232 and mx4.pub.mailpod11-cph3.one.com resolves to 104.37.34.233.