ctdtech.com - dns.ninja

`ctdtech.com`

DNSSEC	⚠️ Not signed
NS	`ns1-04.azure-dns.com` ⭐
		A	2603:1061:0:700::4^{🇺🇸 Microsoft2603:1000::/25 MICROSOFT}
			PTR	`ns1-04.azure-dns.com`
		A	13.107.236.4^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
			PTR	`ns1-04.azure-dns.com`
NS	`ns2-04.azure-dns.net`
		A	2620:1ec:8ec:700::4^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns2-04.azure-dns.net`
		A	150.171.21.4^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
			PTR	`ns2-04.azure-dns.net`
NS	`ns3-04.azure-dns.org`
		A	2a01:111:4000:700::4^{🇬🇧 Microsoft2a01:111:4000::/36}
			PTR	`ns3-04.azure-dns.org`
		A	204.14.183.4^{🇺🇸 Microsoft204.14.180.0/22}
			PTR	`ns3-04.azure-dns.org`
NS	`ns4-04.azure-dns.info`
		A	2620:1ec:bda:700::4^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns4-04.azure-dns.info`
		A	208.84.5.4^{🇺🇸 Microsoft208.84.0.0/21 MICROSOFT}
			PTR	`ns4-04.azure-dns.info`
MX	`mail.selection.com` ⭐
		A	148.230.56.132^{🇲🇽 FORTINET148.230.56.0/24}
			PTR	`relayda22.fortimailcloud.com`
SOA	`ns1-04.azure-dns.com`admin@ctdtech.com serial=288

`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=1780877491

Subdomains

ns1.ctdtech.com

ns2.ctdtech.com

Same first word

ctdtech.com

ctdtech.my

ctdtech.io.vn

Similar names

techcdt.com

tdctech.com

dtctech.net

dtctech.com

tdctech.dk

dtctech.vn

tcdtech.com

thedtcc.com

DNS History

7 records (5 active, 2 former)

●NSns1-04.azure-dns.com2021-03-23 → 2026-06-08 · 3 obs

○ 2016-12-01 14:37:34
● 2021-03-23 03:17:36
● 2026-06-08 00:38:36

○NSns1.ctdtech.com2015-06-10 → 2016-12-01 · 4 obs

● 2015-06-10 11:02:12
● 2016-12-01 14:37:34
○ 2021-03-23 03:17:36
○ 2026-06-08 00:38:36

●NSns2-04.azure-dns.net2021-03-23 → 2026-06-08 · 3 obs

○ 2016-12-01 14:37:34
● 2021-03-23 03:17:36
● 2026-06-08 00:38:36

○NSns2.ctdtech.com2015-06-10 → 2016-12-01 · 4 obs

● 2015-06-10 11:02:12
● 2016-12-01 14:37:34
○ 2021-03-23 03:17:36
○ 2026-06-08 00:38:36

●NSns3-04.azure-dns.org2021-03-23 → 2026-06-08 · 3 obs

○ 2016-12-01 14:37:34
● 2021-03-23 03:17:36
● 2026-06-08 00:38:36

●NSns4-04.azure-dns.info2021-03-23 → 2026-06-08 · 3 obs

○ 2016-12-01 14:37:34
● 2021-03-23 03:17:36
● 2026-06-08 00:38:36

●MXmail.selection.com2015-06-10 → 2026-06-08 · 2 obs

● 2015-06-10 11:02:12
● 2026-06-08 00:38:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
ctdtech.com	ns1-04.azure-dns.com, ns2-04.azure-dns.net, ns3-04.azure-dns.org, ns4-04.azure-dns.info	2 records

✅ Authoritative Response

Server:208.84.5.4

NS records: ns1-04.azure-dns.com, ns2-04.azure-dns.net, ns3-04.azure-dns.org, ns4-04.azure-dns.info

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ctdtech.com (unsigned zone)

⏱️ Timing

Total: 985ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns1-04.azure-dns.com, ns2-04.azure-dns.net...`
MX	1	`mail.selection.com (pri: 10)`
SOA	1	`ns1-04.azure-dns.com admin.ctdtech.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1-04.azure-dns.com, ns1-04.azure-dns.com)

Analysis

Hierarchy

The parent domain of ns1.ctdtech.com and ns2.ctdtech.com is ctdtech.com.

Name Servers

Authority for ctdtech.com is delegated across 4 name servers: ns1-04.azure-dns.com, ns4-04.azure-dns.info, ns2-04.azure-dns.net and ns3-04.azure-dns.org.

At least some of ctdtech.com's name servers are shared with other domains, for example jerichoschools.org, liquid.church, c2cresources.net and two more.

Four hostnames, each resolving to a pair of IP addresses: ns1-04.azure-dns.com directs to 13.107.236.4 and 2603:1061:0:700::4; ns4-04.azure-dns.info directs to 208.84.5.4 and 2620:1ec:bda:700::4; ns2-04.azure-dns.net directs to 150.171.21.4 and 2620:1ec:8ec:700::4; ns3-04.azure-dns.org directs to 204.14.183.4 and 2a01:111:4000:700::4.

Mail Servers

ctdtech.com routes its mail through a single mail server, mail.selection.com.

ctdtech.com has the same MX record configuration as other domains, including med-verify.com, ctd.net and chatrax.com.

mail.selection.com carries a single IP number, which is 148.230.56.132.