secondhandfirst.dk - dns.ninja

`secondhandfirst.dk`

DNSSEC	🔒 Signed (DS record present)
A	2a09:3a00:4010::1^{🇳🇱 PerfGrid2a09:3a00:4000::/40}
A	213.184.84.10^{🇳🇱 PerfGrid213.184.84.0/24}
NS	`ns1.dnscluster.dk` ⭐
		A	2001:41d0:701:1100::7ec7^{🇩🇪 OVH2001:41d0::/32 IPv6}
			PTR	`vps-1448e198.vps.ovh.net`
		A	57.129.78.20^{🇫🇷 OVH57.129.0.0/17}
			PTR	`vps-1448e198.vps.ovh.net`
NS	`ns2.dnscluster.dk`
		A	2a00:c98:400f:104:1c00:a8ff:fe00:2ac^{🇩🇪 LEASEWEB-DE-FRA-102a00:c98:4000::/36}
			PTR	`ns2.dnscluster.dk`
		A	212.95.58.14^{🇩🇪 LEASEWEB-DE-FRA-10212.95.32.0/19 Leaseweb DE}
			PTR	`ns2.dnscluster.dk`
NS	`ns3.dnscluster.dk`
		A	2a09:3a00:4070::1^{🇳🇱 PerfGrid2a09:3a00:4000::/40}
		A	213.184.84.70^{🇳🇱 PerfGrid213.184.84.0/24}
NS	`ns4.dnscluster.dk`
		A	2a06:a005:16d0:45::a^{🇬🇧 SPEEDYPAGELTD-AS-AP2a06:a005:16d0::/44}
			PTR	`ns4.dnscluster.dk`
		A	45.140.220.10^{🇺🇸 SPEEDYPAGELTD-AS-AP45.140.220.0/24}
			PTR	`ns4.dnscluster.dk`
MX	`in1.mail-infra.net` ⭐
		A	2a01:4f8:c012:7e77::1^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`pmg1.h4r.eu`
		A	49.12.11.203^{🇩🇪 Hetzner49.12.0.0/16 HETZNER-DC}
			PTR	`filter02.h4r.eu`
MX	`in2.mail-infra.net`⁽²⁰⁾
		A	2001:41d0:701:1100::a6bc^{🇩🇪 OVH2001:41d0::/32 IPv6}
			PTR	`filter04.h4r.eu`
		A	57.129.66.76^{🇫🇷 OVH57.129.0.0/17}
			PTR	`filter04.h4r.eu`
TXT	`v=spf1 +a +mx +include:spf-record.net ~all`
SOA	`ns1.dnscluster.dk`hostmaster@secondhandfirst.dk 2026-03-10 #4

`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 1785547261localtime Sat Aug 1 03:21:01 2026gmtime Sat Au...`
	SOA	`b.nic.dk`tech@punktum.dk serial=1785547261

Subdomains

www.secondhandfirst.dk

Same first word

secondhandfirst.dk

DNS History

18 records (8 active, 10 former)

●NSns1.dnscluster.dk2026-04-11 → 2026-08-01 · 3 obs

○ 2026-02-22 06:21:24
● 2026-04-11 16:23:56
● 2026-08-01 01:32:54

○NSns1.netsite.dk2026-02-22 → 2026-02-22 · 4 obs

○ 2018-12-29 14:10:40
● 2026-02-22 06:21:24
○ 2026-04-11 16:23:56
○ 2026-08-01 01:32:54

○NSns1.unoeuro.com2018-12-29 → 2018-12-29 · 3 obs

● 2018-12-29 14:10:40
○ 2026-02-22 06:21:24
○ 2026-08-01 01:32:54

●NSns2.dnscluster.dk2026-04-11 → 2026-08-01 · 3 obs

○ 2026-02-22 06:21:24
● 2026-04-11 16:23:56
● 2026-08-01 01:32:54

○NSns2.netsite.eu2026-02-22 → 2026-02-22 · 4 obs

○ 2018-12-29 14:10:40
● 2026-02-22 06:21:24
○ 2026-04-11 16:23:56
○ 2026-08-01 01:32:54

○NSns2.unoeuro.com2018-12-29 → 2018-12-29 · 3 obs

● 2018-12-29 14:10:40
○ 2026-02-22 06:21:24
○ 2026-08-01 01:32:54

●NSns3.dnscluster.dk2026-04-11 → 2026-08-01 · 3 obs

○ 2026-02-22 06:21:24
● 2026-04-11 16:23:56
● 2026-08-01 01:32:54

○NSns3.netsite.se2026-02-22 → 2026-02-22 · 4 obs

○ 2018-12-29 14:10:40
● 2026-02-22 06:21:24
○ 2026-04-11 16:23:56
○ 2026-08-01 01:32:54

○NSns3.unoeuro.com2018-12-29 → 2018-12-29 · 3 obs

● 2018-12-29 14:10:40
○ 2026-02-22 06:21:24
○ 2026-08-01 01:32:54

●NSns4.dnscluster.dk2026-04-11 → 2026-08-01 · 3 obs

○ 2026-02-22 06:21:24
● 2026-04-11 16:23:56
● 2026-08-01 01:32:54

○NSns4.unoeuro.com2018-12-29 → 2018-12-29 · 3 obs

● 2018-12-29 14:10:40
○ 2026-02-22 06:21:24
○ 2026-08-01 01:32:54

●MXin1.mail-infra.net2026-04-11 → 2026-08-01 · 3 obs

○ 2026-02-22 06:21:24
● 2026-04-11 16:23:56
● 2026-08-01 01:32:54

●MXin2.mail-infra.net2026-04-11 → 2026-08-01 · 3 obs

○ 2026-02-22 06:21:24
● 2026-04-11 16:23:56
● 2026-08-01 01:32:54

○MXmx.unoeuro.com2018-12-29 → 2018-12-29 · 3 obs

● 2018-12-29 14:10:40
○ 2026-02-22 06:21:24
○ 2026-08-01 01:32:54

○A185.224.18.2002026-02-22 → 2026-02-22 · 4 obs

○ 2018-12-29 14:10:40
● 2026-02-22 06:21:24
○ 2026-04-11 16:23:56
○ 2026-08-01 01:32:54

●A213.184.84.102026-04-11 → 2026-08-01 · 3 obs

○ 2026-02-22 06:21:24
● 2026-04-11 16:23:56
● 2026-08-01 01:32:54

●A2a09:3a00:4010::12026-04-11 → 2026-08-01 · 3 obs

○ 2026-02-22 06:21:24
● 2026-04-11 16:23:56
● 2026-08-01 01:32:54

○A93.191.156.902018-12-29 → 2018-12-29 · 3 obs

● 2018-12-29 14:10:40
○ 2026-02-22 06:21:24
○ 2026-08-01 01:32:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	t.nic.dk, c.nic.dk, l.nic.dk, b.nic.dk...	-
secondhandfirst.dk	ns2.dnscluster.dk, ns3.dnscluster.dk, ns4.dnscluster.dk, ns1.dnscluster.dk	-

✅ Authoritative Response

Server:213.184.84.70

NS records: ns2.dnscluster.dk, ns3.dnscluster.dk, ns4.dnscluster.dk, ns1.dnscluster.dk

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1033ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`213.184.84.10`
AAAA	1	`2a09:3a00:4010::1`
NS	4	`ns3.dnscluster.dk, ns4.dnscluster.dk...`
MX	2	`in2.mail-infra.net (pri: 20), in1.mail-infra.net (pri: 10)`
TXT	1	`v=spf1 +a +mx +include:spf-record.net ~a`
SOA	1	`ns1.dnscluster.dk hostmaster.secondhandf`

Analysis

Hierarchy

www.secondhandfirst.dk is delegated beneath secondhandfirst.dk.

IP Addresses

secondhandfirst.dk points to the IP addresses 213.184.84.10 and 2a09:3a00:4010::1

Among the host names that share IP numbers with secondhandfirst.dk are www.retouch.dk, intempus.com, betnaija.ng and two others.

Name Servers

The domain secondhandfirst.dk is delegated to these four name servers: ns1.dnscluster.dk, ns2.dnscluster.dk, ns3.dnscluster.dk and ns4.dnscluster.dk.

There is at least partial name server overlap between secondhandfirst.dk and other domains — gardinbussen.dk, kbch.dk, wowo.dk and two more among them.

These name servers frequently co-occur with the name servers ns3.ns-infra.nl and ns4.ns-infra.nl.

All four hostnames — ns1.dnscluster.dk, ns2.dnscluster.dk, ns3.dnscluster.dk and ns4.dnscluster.dk — resolve to two IP numbers apiece: ns1.dnscluster.dk to 57.129.78.20 and 2001:41d0:701:1100::7ec7; ns2.dnscluster.dk to 212.95.58.14 and 2a00:c98:400f:104:1c00:a8ff:fe00:2ac; ns3.dnscluster.dk to 213.184.84.70 and 2a09:3a00:4070::1; ns4.dnscluster.dk to 45.140.220.10 and 2a06:a005:16d0:45::a.

Mail Servers

The MX records for secondhandfirst.dk point to two mail servers: in1.mail-infra.net and in2.mail-infra.net.

secondhandfirst.dk has the same mail server arrangement as a number of other domains, for example pauch.dk, greengorilla.dk, kristianole.dk and two more.

secondhandfirst.dk and other domains — perfgrid.com for instance — share at least some mail servers.

in1.mail-infra.net and in2.mail-infra.net both carry two IP addresses. The A records for in1.mail-infra.net are 49.12.11.203 and 2a01:4f8:c012:7e77::1; the A records for in2.mail-infra.net are 57.129.66.76 and 2001:41d0:701:1100::a6bc.