`jfk21.com`

DNSSEC	⚠️ Not signed
A	46.30.211.38^{🇩🇰 ONECOM46.30.208.0/21 One.com A/S}
		PTR	`domain-parking.one.com`
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.mailpod9-cph3.one.com` ⭐
		A	185.164.14.118^{🇩🇰 ONECOM185.164.12.0/22 Onecom.A/S}
			PTR	`mx1.pub.mailpod9-cph3.one.com`
MX	`mx2.pub.mailpod9-cph3.one.com` ⭐
		A	185.164.14.119^{🇩🇰 ONECOM185.164.12.0/22 Onecom.A/S}
			PTR	`mx2.pub.mailpod9-cph3.one.com`
MX	`mx3.pub.mailpod9-cph3.one.com` ⭐
		A	185.164.14.120^{🇩🇰 ONECOM185.164.12.0/22 Onecom.A/S}
			PTR	`mx3.pub.mailpod9-cph3.one.com`
MX	`mx4.pub.mailpod9-cph3.one.com` ⭐
		A	185.164.14.124^{🇩🇰 ONECOM185.164.12.0/22 Onecom.A/S}
			PTR	`mx4.pub.mailpod9-cph3.one.com`
SOA	`ns01.one.com`hostmaster@one.com 2025-12-06 #1

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1771291435

Same first word

jfk21.com

DNS History

12 records (7 active, 5 former)

○NSns.cafe24.com2008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 14:09:12
○ 2015-10-31 04:55:44
○ 2026-03-24 04:33:38

●NSns01.one.com2016-09-23 → 2026-03-24 · 3 obs

○ 2015-10-31 04:55:44
● 2016-09-23 13:00:56
● 2026-03-24 04:33:38

●NSns02.one.com2016-09-23 → 2026-03-24 · 3 obs

○ 2015-10-31 04:55:44
● 2016-09-23 13:00:56
● 2026-03-24 04:33:38

○NSns2.cafe24.com2008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 14:09:12
○ 2015-10-31 04:55:44
○ 2026-03-24 04:33:38

●MXmx1.pub.mailpod9-cph3.one.com2026-03-24 → 2026-03-24 · 2 obs

○ 2017-05-13 19:25:28
● 2026-03-24 04:33:38

●MXmx2.pub.mailpod9-cph3.one.com2026-03-24 → 2026-03-24 · 2 obs

○ 2017-05-13 19:25:28
● 2026-03-24 04:33:38

●MXmx3.pub.mailpod9-cph3.one.com2026-03-24 → 2026-03-24 · 2 obs

○ 2017-05-13 19:25:28
● 2026-03-24 04:33:38

●MXmx4.pub.mailpod9-cph3.one.com2026-03-24 → 2026-03-24 · 2 obs

○ 2017-05-13 19:25:28
● 2026-03-24 04:33:38

○MXmxcluster1.one.com2016-09-23 → 2017-05-13 · 3 obs

● 2016-09-23 13:00:56
● 2017-05-13 19:25:28
○ 2026-03-24 04:33:38

○MXmxcluster2.one.com2016-09-23 → 2017-05-13 · 3 obs

● 2016-09-23 13:00:56
● 2017-05-13 19:25:28
○ 2026-03-24 04:33:38

●A46.30.211.382026-03-24 → 2026-03-24 · 2 obs

○ 2017-05-13 19:25:28
● 2026-03-24 04:33:38

○A46.30.213.1962016-09-23 → 2017-05-13 · 3 obs

● 2016-09-23 13:00:56
● 2017-05-13 19:25:28
○ 2026-03-24 04:33:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
jfk21.com	ns01.one.com, ns02.one.com	4 records

✅ Authoritative Response

Server:195.206.121.10

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jfk21.com (unsigned zone)

⏱️ Timing

Total: 3240ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`46.30.211.38`
NS	2	`ns02.one.com, ns01.one.com`
MX	4	`mx1.pub.mailpod9-cph3.one.com (pri: 10), mx3.pub.mailpod9-cph3.one.com (pri: 10)...`
SOA	1	`ns01.one.com hostmaster.one.com`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns01.one.com, ns01.one.com, ns02.one.com...)

Analysis

IP Addresses

jfk21.com points to a single IP number: 46.30.211.38.

other host names for instance 8tti8tti.com, amtb.dk, mope.se, kesje.com and efak.dk share IP numbers with jfk21.com.

Name Servers

jfk21.com is delegated to two name servers: ns01.one.com and ns02.one.com.

jfk21.com shares the same name server setup as other domains, for example scr-berlin.de, manderley.se, dx-dt.at, gateaux.se and kemijohn.dk.