castlib.dk - dns.ninja

`castlib.dk`

DNSSEC	🔒 Signed (DS record present)
A	2a02:2350:5:10c:59:a026:456f:9270^{🇩🇰 ONECOM2a02:2350::/32 One.com A/S}
A	46.30.213.139^{🇩🇰 ONECOM46.30.208.0/21 One.com A/S}
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.mailpod16-cph3.g1i.one.com` ⭐
		A	5.249.232.33^{🇩🇰 ONECOM5.249.224.0/19}
			PTR	`mx1.mailpod16-cph3.g1i.one.com`
MX	`mx2.mailpod16-cph3.g1i.one.com` ⭐
		A	5.249.232.34^{🇩🇰 ONECOM5.249.224.0/19}
			PTR	`mx2.mailpod16-cph3.g1i.one.com`
MX	`mx3.mailpod16-cph3.g1i.one.com` ⭐
		A	5.249.232.35^{🇩🇰 ONECOM5.249.224.0/19}
			PTR	`mx3.mailpod16-cph3.g1i.one.com`
MX	`mx4.mailpod16-cph3.g1i.one.com` ⭐
		A	5.249.232.36^{🇩🇰 ONECOM5.249.224.0/19}
			PTR	`mx4.mailpod16-cph3.g1i.one.com`
TXT	`v=spf1 include:_custspf.one.com ~all`
SOA	`ns01.one.com`hostmaster@one.com 2026-07-29 #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 1786055040localtime Fri Aug 7 00:24:00 2026gmtime Thu Au...`
	SOA	`b.nic.dk`tech@punktum.dk serial=1786055040

WOT: SAFE (63/100)

Same first word

castlib.dk

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DNS History

19 records (8 active, 11 former)

●NSns01.one.com2015-07-16 → 2026-08-06 · 5 obs

● 2015-07-16 09:08:02
● 2026-03-03 09:55:50
○ 2026-03-06 16:10:10
● 2026-03-26 14:58:48
● 2026-08-06 22:26:58

●NSns02.one.com2015-07-16 → 2026-08-06 · 5 obs

● 2015-07-16 09:08:02
● 2026-03-03 09:55:50
○ 2026-03-06 16:10:10
● 2026-03-26 14:58:48
● 2026-08-06 22:26:58

●MXmx1.mailpod16-cph3.g1i.one.com2026-07-30 → 2026-08-06 · 3 obs

○ 2026-03-26 14:58:48
● 2026-07-30 18:17:28
● 2026-08-06 22:26:58

○MXmx1.pub.mailpod1-cph3.one.com2017-11-03 → 2017-11-03 · 4 obs

○ 2016-11-27 21:12:22
● 2017-11-03 13:34:58
○ 2026-02-20 12:55:44
○ 2026-08-06 22:26:58

○MXmx1.pub.mailpod14-cph3.one.com2026-02-20 → 2026-03-26 · 7 obs

○ 2017-11-03 13:34:58
● 2026-02-20 12:55:44
● 2026-03-03 09:55:50
○ 2026-03-06 16:10:10
● 2026-03-26 14:58:48
○ 2026-07-30 18:17:28
○ 2026-08-06 22:26:58

●MXmx2.mailpod16-cph3.g1i.one.com2026-07-30 → 2026-08-06 · 3 obs

○ 2026-03-26 14:58:48
● 2026-07-30 18:17:28
● 2026-08-06 22:26:58

○MXmx2.pub.mailpod1-cph3.one.com2017-11-03 → 2017-11-03 · 4 obs

○ 2016-11-27 21:12:22
● 2017-11-03 13:34:58
○ 2026-02-20 12:55:44
○ 2026-08-06 22:26:58

○MXmx2.pub.mailpod14-cph3.one.com2026-02-20 → 2026-03-26 · 7 obs

○ 2017-11-03 13:34:58
● 2026-02-20 12:55:44
● 2026-03-03 09:55:50
○ 2026-03-06 16:10:10
● 2026-03-26 14:58:48
○ 2026-07-30 18:17:28
○ 2026-08-06 22:26:58

●MXmx3.mailpod16-cph3.g1i.one.com2026-07-30 → 2026-08-06 · 3 obs

○ 2026-03-26 14:58:48
● 2026-07-30 18:17:28
● 2026-08-06 22:26:58

○MXmx3.pub.mailpod1-cph3.one.com2017-11-03 → 2017-11-03 · 4 obs

○ 2016-11-27 21:12:22
● 2017-11-03 13:34:58
○ 2026-02-20 12:55:44
○ 2026-08-06 22:26:58

○MXmx3.pub.mailpod14-cph3.one.com2026-02-20 → 2026-03-26 · 7 obs

○ 2017-11-03 13:34:58
● 2026-02-20 12:55:44
● 2026-03-03 09:55:50
○ 2026-03-06 16:10:10
● 2026-03-26 14:58:48
○ 2026-07-30 18:17:28
○ 2026-08-06 22:26:58

●MXmx4.mailpod16-cph3.g1i.one.com2026-07-30 → 2026-08-06 · 3 obs

○ 2026-03-26 14:58:48
● 2026-07-30 18:17:28
● 2026-08-06 22:26:58

○MXmx4.pub.mailpod14-cph3.one.com2026-02-20 → 2026-03-26 · 7 obs

○ 2017-11-03 13:34:58
● 2026-02-20 12:55:44
● 2026-03-03 09:55:50
○ 2026-03-06 16:10:10
● 2026-03-26 14:58:48
○ 2026-07-30 18:17:28
○ 2026-08-06 22:26:58

○MXmxcluster1.one.com2015-07-16 → 2016-11-27 · 4 obs

● 2015-07-16 09:08:02
● 2016-11-27 21:12:22
○ 2017-11-03 13:34:58
○ 2026-08-06 22:26:58

○MXmxcluster2.one.com2015-07-16 → 2016-11-27 · 4 obs

● 2015-07-16 09:08:02
● 2016-11-27 21:12:22
○ 2017-11-03 13:34:58
○ 2026-08-06 22:26:58

●A2a02:2350:5:10c:59:a026:456f:92702026-02-20 → 2026-08-06 · 6 obs

○ 2017-11-03 13:34:58
● 2026-02-20 12:55:44
● 2026-03-03 09:55:50
○ 2026-03-06 16:10:10
● 2026-03-26 14:58:48
● 2026-08-06 22:26:58

○A46.30.212.122015-07-16 → 2016-05-04 · 4 obs

● 2015-07-16 09:08:02
● 2016-05-04 09:29:38
○ 2016-11-27 21:12:22
○ 2026-08-06 22:26:58

●A46.30.213.1392026-02-20 → 2026-08-06 · 6 obs

○ 2017-11-03 13:34:58
● 2026-02-20 12:55:44
● 2026-03-03 09:55:50
○ 2026-03-06 16:10:10
● 2026-03-26 14:58:48
● 2026-08-06 22:26:58

○A46.30.213.2202016-11-27 → 2017-11-03 · 5 obs

○ 2016-05-04 09:29:38
● 2016-11-27 21:12:22
● 2017-11-03 13:34:58
○ 2026-02-20 12:55:44
○ 2026-08-06 22:26:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	c.nic.dk, b.nic.dk, t.nic.dk, s.nic.dk...	-
castlib.dk	ns01.one.com, ns02.one.com	-

✅ Authoritative Response

Server:195.206.121.10

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

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 987ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`46.30.213.139`
AAAA	1	`2a02:2350:5:10c:59:a026:456f:9270`
NS	2	`ns01.one.com, ns02.one.com`
MX	4	`mx3.mailpod16-cph3.g1i.one.com (pri: 10), mx4.mailpod16-cph3.g1i.one.com (pri: 10)...`
TXT	1	`v=spf1 include:_custspf.one.com ~all`
SOA	1	`ns01.one.com hostmaster.one.com`

Analysis

IP Addresses

castlib.dk has two IP addresses: 46.30.213.139 and 2a02:2350:5:10c:59:a026:456f:9270

Among the host names that share IP numbers with castlib.dk are imap.agymusic.de, ns2.animalcareveterinaryhospital.com, bubbelbubbel.se and two others.

Name Servers

The NS records for castlib.dk delegate to ns01.one.com and ns02.one.com.

castlib.dk has the same name server delegation as a number of other domains, such as mr-freezy.de, kireu.com, ate-power.com and two more.

ns01.one.com resolves to 195.206.121.10 and 2001:67c:28cc::10. Likewise, ns02.one.com resolves to 185.10.11.10 and 2001:67c:3c0::10 — two IP addresses apiece.

Mail Servers

Mail for castlib.dk is handled by four mail servers: mx1.mailpod16-cph3.g1i.one.com, mx2.mailpod16-cph3.g1i.one.com, mx3.mailpod16-cph3.g1i.one.com and mx4.mailpod16-cph3.g1i.one.com.

castlib.dk shares at least some of its mail servers with other domains — for example bjh.se, alpacka.nu, restaurante-andalucia.de and two more.

mx1.mailpod16-cph3.g1i.one.com resolves to 5.249.232.33. mx2.mailpod16-cph3.g1i.one.com resolves to 5.249.232.34. mx3.mailpod16-cph3.g1i.one.com resolves to 5.249.232.35. mx4.mailpod16-cph3.g1i.one.com resolves to 5.249.232.36. All four hosts carry exactly one IP address.