`dfwtestprep.com`

DNSSEC	⚠️ Not signed
A	166.62.71.228^{🇺🇸 AS398101166.62.68.0/22}
		PTR	`228.71.62.166.host.secureserver.net`
NS	`ns57.domaincontrol.com` ⭐
		A	2603:5:21c2::1d^{🇺🇸 GODADDY-DNS2603:5:21c0::/44}
			PTR	`ns57.domaincontrol.com`
		A	97.74.108.29^{🇺🇸 GODADDY-DNS97.74.108.0/23}
			PTR	`ns57.domaincontrol.com`
NS	`ns58.domaincontrol.com`
		A	2603:5:22c2::1d^{🇺🇸 GODADDY-DNS2603:5:22c0::/44}
			PTR	`ns58.domaincontrol.com`
		A	173.201.76.29^{🇺🇸 GODADDY-DNS173.201.76.0/23}
			PTR	`ns58.domaincontrol.com`
MX	`dfwtestprep-com.mail.protection.outlook.com` ⭐
TXT	`v=spf1 include:secureserver.net -all`
TXT	`google-site-verification=_42pfYQJ3kPXZE9iXlUFQ4LgmPbkGFXJNaPyswXTyyU`
TXT	`NETORGFT12143931.onmicrosoft.com`
SOA	`ns57.domaincontrol.com`dns@jomax.net 2026-04-14 #4

`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=1776202047

Same first word

dfwtestprep.com

DNS History

8 records (4 active, 4 former)

●NSns57.domaincontrol.com2015-05-31 → 2026-04-14 · 2 obs

● 2015-05-31 03:28:18
● 2026-04-14 21:55:36

●NSns58.domaincontrol.com2015-05-31 → 2026-04-14 · 2 obs

● 2015-05-31 03:28:18
● 2026-04-14 21:55:36

●MXdfwtestprep-com.mail.protection.outlook.com2026-03-07 → 2026-04-14 · 3 obs

○ 2020-03-21 06:18:40
● 2026-03-07 13:23:00
● 2026-04-14 21:55:36

○MXmailstore1.secureserver.net2015-05-31 → 2020-03-21 · 4 obs

● 2015-05-31 03:28:18
● 2020-03-21 06:18:40
○ 2026-03-07 13:23:00
○ 2026-04-14 21:55:36

○MXsmtp.secureserver.net2015-05-31 → 2020-03-21 · 4 obs

● 2015-05-31 03:28:18
● 2020-03-21 06:18:40
○ 2026-03-07 13:23:00
○ 2026-04-14 21:55:36

●A166.62.71.2282026-03-07 → 2026-04-14 · 3 obs

○ 2020-03-21 06:18:40
● 2026-03-07 13:23:00
● 2026-04-14 21:55:36

○A184.168.37.12015-05-31 → 2015-05-31 · 3 obs

● 2015-05-31 03:28:18
○ 2015-11-17 13:57:06
○ 2026-04-14 21:55:36

○A184.168.37.62015-11-17 → 2020-03-21 · 5 obs

○ 2015-05-31 03:28:18
● 2015-11-17 13:57:06
● 2020-03-21 06:18:40
○ 2026-03-07 13:23:00
○ 2026-04-14 21:55:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net, b.gtld-servers.net...	-
dfwtestprep.com	ns57.domaincontrol.com, ns58.domaincontrol.com	4 records

✅ Authoritative Response

Server:173.201.76.29

NS records: ns57.domaincontrol.com, ns58.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dfwtestprep.com (unsigned zone)

⏱️ Timing

Total: 239ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`166.62.71.228`
NS	2	`ns57.domaincontrol.com, ns58.domaincontrol.com`
MX	1	`dfwtestprep-com.mail.protection.outlook.`
TXT	3	`v=spf1 include:secureserver.net -all, google-site-verification=_42pfYQJ3kPXZE9...`
SOA	1	`ns57.domaincontrol.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns57.domaincontrol.com, ns57.domaincontrol.com, ns58.domaincontrol.com...)

Analysis

IP Addresses

dfwtestprep.com points to a single IP address: 166.62.71.228.

Other host names such as mail.greyhawkdrone.com, mail.veracent.com, bellbuoypublishing.com, djdipasquale.net and pacifictransglobal.net share IPs with dfwtestprep.com.

Name Servers

Two name servers ns57.domaincontrol.com and ns58.domaincontrol.com handle the delegation for dfwtestprep.com.

dfwtestprep.com shares the same name server setup as other domains, for example meats2u.com, techindy.com, nicarmstrong.ca, studentloanhelp.me and coturfin.com.

dfwtestprep.com shares name servers with other domains at least partially, for instance jagbadwal.ca.

Host names with two IP numbers:

ns57.domaincontrol.com points to 2603:5:21c2::1d and 97.74.108.29.

ns58.domaincontrol.com points to 2603:5:22c2::1d and 173.201.76.29.

Mail Servers

The dfwtestprep-com.mail.protection.outlook.com mail server handles dfwtestprep.com.

dfwtestprep.com - robtex.com

dfwtestprep.com

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