`mail.tbmaster.com`

DNSSEC	⚠️ Not signed
A	66.113.66.228^{🇺🇸 UTI66.113.64.0/19 Proxy fbo Utility Telecom (AS23308)}
		PTR	`mail.acmeintersoft.com`

`tbmaster.com`

	DNSSEC	⚠️ Not signed
	NS	`ns1.dotster.com` ⭐
	NS	`ns2.dotster.com`
	MX	`spamwall.lnsol.com` ⭐
	TXT	`v=spf1 ip4:66.113.66.0/24 -all`
	SOA	`NS1.DOTSTER.com`namehost@WORLDNIC.com serial=126012811

Same first word

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DNS History

2 records (1 active, 1 former)

●A66.113.66.2282026-03-25 → 2026-03-25 · 3 obs

○ 2016-03-08 07:37:30
● 2026-03-25 02:17:44
● 2026-03-25 02:17:46

○A66.113.66.762015-08-17 → 2016-03-08 · 4 obs

● 2015-08-17 05:57:00
● 2016-03-08 07:37:30
○ 2026-03-25 02:17:44
○ 2026-03-25 02:17:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, f.gtld-servers.net...	-
tbmaster.com	ns1.dotster.com, ns2.dotster.com	2 records

✅ Authoritative Response

Server:172.64.53.155

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tbmaster.com (unsigned zone)

⏱️ Timing

Total: 1177ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`66.113.66.228`

📌 Glue Records Collected

Total: 2

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

Analysis

IP Addresses

mail.tbmaster.com points to a single IP number: 66.113.66.228.

Other host names, for instance mail.pnjintl.com, mail.formanshipping.com, mail.kpllogis.com, mail.foxglobalusa.com and mail.impexgls.de share IP numbers with mail.tbmaster.com.

mail.tbmaster.com - robtex.com