`jtkconstructiongroup.com`

DNSSEC	⚠️ Not signed
A	2a02:2350:5:10c:807d:81a6:3166:e3c3^{🇩🇰 ONECOM2a02:2350::/32 One.com A/S}
A	46.30.213.175^{🇩🇰 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.pub.mailpod6-cph3.one.com` ⭐
		A	185.164.14.70^{🇩🇰 ONECOM185.164.12.0/22 Onecom.A/S}
			PTR	`mx1.pub.mailpod6-cph3.one.com`
MX	`mx2.pub.mailpod6-cph3.one.com` ⭐
		A	185.164.14.71^{🇩🇰 ONECOM185.164.12.0/22 Onecom.A/S}
			PTR	`mx2.pub.mailpod6-cph3.one.com`
MX	`mx3.pub.mailpod6-cph3.one.com` ⭐
		A	185.164.14.72^{🇩🇰 ONECOM185.164.12.0/22 Onecom.A/S}
			PTR	`mx3.pub.mailpod6-cph3.one.com`
TXT	`google-site-verification=tl4gA2-j1cojk93sNdq3hJJe4E5wR6HGRVWPPrKsewo`
SOA	`ns01.one.com`hostmaster@one.com 2026-03-24 #5

`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=1775446972

🔒 HSTS Preload (+subdomains)

Same first word

jtkconstructiongroup.com

DNS History

11 records (7 active, 4 former)

●NSns01.one.com2015-08-20 → 2026-04-06 · 2 obs

● 2015-08-20 21:03:42
● 2026-04-06 03:50:28

●NSns02.one.com2015-08-20 → 2026-04-06 · 2 obs

● 2015-08-20 21:03:42
● 2026-04-06 03:50:28

●MXmx1.pub.mailpod6-cph3.one.com2026-03-10 → 2026-04-06 · 3 obs

○ 2017-03-21 13:01:58
● 2026-03-10 22:24:28
● 2026-04-06 03:50:28

●MXmx2.pub.mailpod6-cph3.one.com2026-03-10 → 2026-04-06 · 3 obs

○ 2017-03-21 13:01:58
● 2026-03-10 22:24:28
● 2026-04-06 03:50:28

●MXmx3.pub.mailpod6-cph3.one.com2026-03-10 → 2026-04-06 · 3 obs

○ 2017-03-21 13:01:58
● 2026-03-10 22:24:28
● 2026-04-06 03:50:28

○MXmxcluster1.one.com2015-08-20 → 2017-03-21 · 4 obs

● 2015-08-20 21:03:42
● 2017-03-21 13:01:58
○ 2026-03-10 22:24:28
○ 2026-04-06 03:50:28

○MXmxcluster2.one.com2015-08-20 → 2017-03-21 · 4 obs

● 2015-08-20 21:03:42
● 2017-03-21 13:01:58
○ 2026-03-10 22:24:28
○ 2026-04-06 03:50:28

●A2a02:2350:5:10c:807d:81a6:3166:e3c32026-03-10 → 2026-04-06 · 3 obs

○ 2017-03-21 13:01:58
● 2026-03-10 22:24:28
● 2026-04-06 03:50:28

○A46.30.212.1352015-08-20 → 2016-07-15 · 4 obs

● 2015-08-20 21:03:42
● 2016-07-15 05:18:38
○ 2017-03-21 13:01:58
○ 2026-04-06 03:50:28

●A46.30.213.1752026-03-10 → 2026-04-06 · 3 obs

○ 2017-03-21 13:01:58
● 2026-03-10 22:24:28
● 2026-04-06 03:50:28

○A46.30.213.2082017-03-21 → 2017-03-21 · 4 obs

○ 2016-07-15 05:18:38
● 2017-03-21 13:01:58
○ 2026-03-10 22:24:28
○ 2026-04-06 03:50:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, l.gtld-servers.net, g.gtld-servers.net, j.gtld-servers.net...	-
jtkconstructiongroup.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 jtkconstructiongroup.com (unsigned zone)

⏱️ Timing

Total: 484ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`46.30.213.175`
AAAA	1	`2a02:2350:5:10c:807d:81a6:3166:e3c3`
NS	2	`ns01.one.com, ns02.one.com`
MX	3	`mx3.pub.mailpod6-cph3.one.com (pri: 10), mx1.pub.mailpod6-cph3.one.com (pri: 10)...`
TXT	1	`google-site-verification=tl4gA2-j1cojk93`
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

jtkconstructiongroup.com points to two IP numbers: 2a02:2350:5:10c:807d:81a6:3166:e3c3 and 46.30.213.175.

Other host names such as e-boksbiblioteket.se, storyline.se, omoss.se, annagaard.dk and goko.me share IPs with jtkconstructiongroup.com.

Name Servers

Two name servers ns01.one.com and ns02.one.com handle the delegation for jtkconstructiongroup.com.

jtkconstructiongroup.com shares the same name server setup as other domains, for example doublesunday.com, friheten.org, hallesjo.se, eldings.com and pharmadanica.dk.

Host names with two IP numbers:

ns01.one.com points to 2001:67c:28cc::10 and 195.206.121.10.

ns02.one.com points to 2001:67c:3c0::10 and 185.10.11.10.

Mail Servers

jtkconstructiongroup.com is handled by three mail servers: mx1.pub.mailpod6-cph3.one.com, mx2.pub.mailpod6-cph3.one.com and mx3.pub.mailpod6-cph3.one.com.

jtkconstructiongroup.com shares at least partially some mail servers with other domains, for instance zonenkids.com, pindbo.net, iol.no, oostpool.be and colourlove.dk.

Host names with a single IP address:

mx1.pub.mailpod6-cph3.one.com resolves to 185.164.14.70.

mx2.pub.mailpod6-cph3.one.com resolves to 185.164.14.71.

mx3.pub.mailpod6-cph3.one.com resolves to 185.164.14.72.

jtkconstructiongroup.com - robtex.com