`dt-construction.com`

DNSSEC	⚠️ Not signed
A	104.196.224.244^{🇺🇸 Google104.196.224.0/20}
		PTR	`244.224.196.104.bc.googleusercontent.com`
NS	`ns1.bdm.microsoftonline.com` ⭐
		A	2603:1061:0:700::d0^{🇺🇸 Microsoft2603:1000::/25 MICROSOFT}
			PTR	`ns1-208.azure-dns.com`
		A	13.107.236.208^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
			PTR	`ns1-208.azure-dns.com`
NS	`ns2.bdm.microsoftonline.com`
		A	2620:1ec:8ec:700::d0^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns2-208.azure-dns.net`
		A	150.171.21.208^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
			PTR	`ns2-208.azure-dns.net`
NS	`ns3.bdm.microsoftonline.com`
		A	2a01:111:4000:700::d0^{🇬🇧 Microsoft2a01:111:4000::/36}
			PTR	`ns3-208.azure-dns.org`
		A	204.14.183.208^{🇺🇸 Microsoft204.14.180.0/22}
			PTR	`ns3-208.azure-dns.org`
NS	`ns4.bdm.microsoftonline.com`
		A	2620:1ec:bda:700::d0^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns4-208.azure-dns.info`
		A	208.84.5.208^{🇺🇸 Microsoft208.84.0.0/21 MICROSOFT}
			PTR	`ns4-208.azure-dns.info`
MX	`dtconstruction-com0e.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c902::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj2pr05cu00300.inbound.protection.outlook.com`
		A	2a01:111:f403:c931::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sn1pr02cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:c936::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-cy1pr05cu00400.inbound.protection.outlook.com`
		A	2a01:111:f403:c946::7^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch5pr02cu00307.inbound.protection.outlook.com`
		A	52.101.9.5^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-mn2pr04cu00205.inbound.protection.outlook.com`
		A	52.101.11.15^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sa9pr02cu00207.inbound.protection.outlook.com`
		A	52.101.41.6^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj0pr03cu01406.inbound.protection.outlook.com`
		A	52.101.41.26^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj0pr03cu01702.inbound.protection.outlook.com`
TXT	`mscid=50540Z3jIy5E4ByYkL/Cvge8YHX3311ED1AnQW/jH08N/nDHLVo9THOBRDMCl72CPIkJ4Yj...`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
TXT	`google-site-verification=xyzRSvdB1bEIu-lFXHFBNrfIQYE0Q_jZJsseCZAp_Mk`
SOA	`ns1.bdm.microsoftonline.com`azuredns-hostmaster@microsoft.com serial=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=1774682437

PTR for

9.253.241.199.in-addr.arpa

Subdomains

www.dt-construction.com

Same first word

dt-construction.com

Similar names

td-construction.com

DNS History

11 records (6 active, 5 former)

●NSns1.bdm.microsoftonline.com2026-02-18 → 2026-03-28 · 3 obs

○ 2017-06-07 13:28:16
● 2026-02-18 06:42:24
● 2026-03-28 07:22:28

●NSns2.bdm.microsoftonline.com2026-02-18 → 2026-03-28 · 3 obs

○ 2017-06-07 13:28:16
● 2026-02-18 06:42:24
● 2026-03-28 07:22:28

●NSns3.bdm.microsoftonline.com2026-02-18 → 2026-03-28 · 3 obs

○ 2017-06-07 13:28:16
● 2026-02-18 06:42:24
● 2026-03-28 07:22:28

○NSns37.worldnic.com2015-05-25 → 2017-06-07 · 4 obs

● 2015-05-25 02:11:28
● 2017-06-07 13:28:16
○ 2026-02-18 06:42:24
○ 2026-03-28 07:22:28

○NSns38.worldnic.com2015-05-25 → 2017-06-07 · 4 obs

● 2015-05-25 02:11:28
● 2017-06-07 13:28:16
○ 2026-02-18 06:42:24
○ 2026-03-28 07:22:28

●NSns4.bdm.microsoftonline.com2026-02-18 → 2026-03-28 · 3 obs

○ 2017-06-07 13:28:16
● 2026-02-18 06:42:24
● 2026-03-28 07:22:28

○MXdt-construction.com.bak-mx.na0108.smtpbak.com2015-05-25 → 2017-06-07 · 4 obs

● 2015-05-25 02:11:28
● 2017-06-07 13:28:16
○ 2026-02-18 06:42:24
○ 2026-03-28 07:22:28

○MXdt-construction.com.pri-mx.na0108.smtproutes.com2015-05-25 → 2017-06-07 · 4 obs

● 2015-05-25 02:11:28
● 2017-06-07 13:28:16
○ 2026-02-18 06:42:24
○ 2026-03-28 07:22:28

●MXdtconstruction-com0e.mail.protection.outlook.com2026-02-18 → 2026-03-28 · 3 obs

○ 2017-06-07 13:28:16
● 2026-02-18 06:42:24
● 2026-03-28 07:22:28

●A104.196.224.2442026-02-18 → 2026-03-28 · 3 obs

○ 2017-06-07 13:28:16
● 2026-02-18 06:42:24
● 2026-03-28 07:22:28

○A184.168.232.12015-05-25 → 2017-06-07 · 4 obs

● 2015-05-25 02:11:28
● 2017-06-07 13:28:16
○ 2026-02-18 06:42:24
○ 2026-03-28 07:22:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
dt-construction.com	ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com	8 records

✅ Authoritative Response

Server:204.14.183.208

NS records: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dt-construction.com (unsigned zone)

⏱️ Timing

Total: 137ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`104.196.224.244`
NS	4	`ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com...`
MX	1	`dtconstruction-com0e.mail.protection.out`
TXT	3	`mscid=50540Z3jIy5E4ByYkL/Cvge8YHX3311ED1, v=spf1 include:spf.protection.outlook.co...`
SOA	1	`ns1.bdm.microsoftonline.com azuredns-hos`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns1.bdm.microsoftonline.com, ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com...)

Analysis

Hierarchy

www.dt-construction.com is a child of dt-construction.com.

IP Addresses

dt-construction.com resolves to one IP number: 104.196.224.244.

Other host names, for instance sciphyn.com, imperialmarket.com, smartcoolingproducts.com, actiontrucking.com and tambowatches.com share IP numbers with dt-construction.com.

Name Servers

dt-construction.com delegates to four name servers: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and ns4.bdm.microsoftonline.com.

dt-construction.com at least partially shares name servers with other domains, including rookstop.be, fieldco.co.nz, superiorhearingsolutions.com, laurahursthousedesign.com and fcredwitz.de.

Host names with two IP numbers: ns1.bdm.microsoftonline.com points to 2603:1061:0:700::d0 and 13.107.236.208; ns2.bdm.microsoftonline.com points to 2620:1ec:8ec:700::d0 and 150.171.21.208; ns3.bdm.microsoftonline.com points to 2a01:111:4000:700::d0 and 204.14.183.208; ns4.bdm.microsoftonline.com points to 2620:1ec:bda:700::d0 and 208.84.5.208.

Mail Servers

A single mail server handles dt-construction.com, dtconstruction-com0e.mail.protection.outlook.com.

Host dtconstruction-com0e.mail.protection.outlook.com points to eight IPs: 2a01:111:f403:c902::, 2a01:111:f403:c931::, 2a01:111:f403:c936::, 2a01:111:f403:c946::7, 52.101.9.5, 52.101.11.15, 52.101.41.6 and 52.101.41.26.

dt-construction.com - robtex.com