`codemastersinternational.com`

DNSSEC	⚠️ Not signed
A	137.116.113.64^{🇺🇸 Microsoft137.116.0.0/16}
NS	`ns1.truvisibility.com` ⭐
		A	54.175.0.155^{🇺🇸 Amazon54.174.0.0/15 EC2 IAD prefix}
			PTR	`ns1.truvisibility.com`
NS	`ns2.truvisibility.com`
		A	137.116.121.243^{🇺🇸 Microsoft137.116.0.0/16}
			PTR	`ns2.truvisibility.com`
MX	`smtp.secureserver.net` ⭐
		A	216.69.141.71^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp01-v01.prod.phx3.secureserver.net`
		A	216.69.141.84^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp02-v01.prod.phx3.secureserver.net`
		A	216.69.141.113^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp03-v01.prod.phx3.secureserver.net`
MX	`mailstore1.secureserver.net`⁽¹⁰⁾
		A	216.69.141.78^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp01-v02.prod.phx3.secureserver.net`
		A	216.69.141.114^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp03-v02.prod.phx3.secureserver.net`
		A	216.69.141.162^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp02-v02.prod.phx3.secureserver.net`
SOA	`ns1.truvisibility.com`admin@codemastersinternational.com 2017-04-25 #0

`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=1784182767

Same first word

codemastersinternational.com

DNS History

8 records (5 active, 3 former)

●NSns1.truvisibility.com2026-04-02 → 2026-07-16 · 3 obs

○ 2017-04-21 03:06:40
● 2026-04-02 00:49:44
● 2026-07-16 06:42:52

●NSns2.truvisibility.com2026-04-02 → 2026-07-16 · 3 obs

○ 2017-04-21 03:06:40
● 2026-04-02 00:49:44
● 2026-07-16 06:42:52

○NSns75.domaincontrol.com2015-08-09 → 2017-04-21 · 4 obs

● 2015-08-09 16:08:50
● 2017-04-21 03:06:40
○ 2026-04-02 00:49:44
○ 2026-07-16 06:42:52

○NSns76.domaincontrol.com2015-08-09 → 2017-04-21 · 4 obs

● 2015-08-09 16:08:50
● 2017-04-21 03:06:40
○ 2026-04-02 00:49:44
○ 2026-07-16 06:42:52

●MXmailstore1.secureserver.net2015-08-09 → 2026-07-16 · 2 obs

● 2015-08-09 16:08:50
● 2026-07-16 06:42:52

●MXsmtp.secureserver.net2015-08-09 → 2026-07-16 · 2 obs

● 2015-08-09 16:08:50
● 2026-07-16 06:42:52

●A137.116.113.642026-04-02 → 2026-07-16 · 3 obs

○ 2017-04-21 03:06:40
● 2026-04-02 00:49:44
● 2026-07-16 06:42:52

○A184.168.221.162015-08-09 → 2017-04-21 · 4 obs

● 2015-08-09 16:08:50
● 2017-04-21 03:06:40
○ 2026-04-02 00:49:44
○ 2026-07-16 06:42:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
codemastersinternational.com	ns1.truvisibility.com, ns2.truvisibility.com	2 records

✅ Authoritative Response

Server:54.175.0.155

NS records: ns1.truvisibility.com, ns2.truvisibility.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for codemastersinternational.com (unsigned zone)

⏱️ Timing

Total: 140ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`137.116.113.64`
NS	2	`ns1.truvisibility.com, ns2.truvisibility.com`
MX	2	`mailstore1.secureserver.net (pri: 10), smtp.secureserver.net (pri: 0)`
SOA	1	`ns1.truvisibility.com admin.codemastersi`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.truvisibility.com, ns2.truvisibility.com)

Analysis

IP Addresses

codemastersinternational.com resolves to just one IP address, 137.116.113.64.

Two other host names, along with webmail2auth.net, aapsa.com.mx and tvhost.work, also share IP numbers with codemastersinternational.com.

Name Servers

codemastersinternational.com uses two name servers for its delegation: ns1.truvisibility.com and ns2.truvisibility.com.

codemastersinternational.com shares its NS records with other domains, for example mobilefingerprints.com, ozo2usa.com, hosting.truvisibility.com and two others.

At least some of codemastersinternational.com's name servers are also used by other domains, among them siverina.ru.

Each of ns1.truvisibility.com and ns2.truvisibility.com has one IP address: ns1.truvisibility.com uses 54.175.0.155 and ns2.truvisibility.com uses 137.116.121.243.

Mail Servers

codemastersinternational.com is served by two mail servers, mailstore1.secureserver.net and smtp.secureserver.net.

Among the domains sharing a mail server setup with codemastersinternational.com are russmendonca.com, asticouforeside.com, profitableemotion.com and two others.

The hosts mailstore1.secureserver.net and smtp.secureserver.net both resolve to three IP numbers: mailstore1.secureserver.net to 216.69.141.78, 216.69.141.114 and 216.69.141.162, and smtp.secureserver.net to 216.69.141.71, 216.69.141.84 and 216.69.141.113.

codemastersinternational.com - robtex.com