`mail2.dbcontractors.com`

DNSSEC	⚠️ Not signed
A	71.174.79.69^{🇺🇸 AS70171.174.0.0/16 MCI Communications Services, LLC d/b/a Verizon Business}
		PTR	`mail2.columbiacc.com`

`dbcontractors.com`

	DNSSEC	⚠️ Not signed
	A	20.72.174.250^{🇺🇸 Microsoft20.64.0.0/10}
	NS	`ns41.worldnic.com` ⭐
	NS	`ns42.worldnic.com`
	MX	`mail2.dbcontractors.com` ⭐
	MX	`mail.dbcontractors.com`⁽²⁰⁾
	TXT	`v=spf1 mx a ip4:71.174.79.227/32 ip4:71.174.79.229/32 ip4:71.174.79.196/32 ip...`
	SOA	`NS41.WORLDNIC.com`namehost@WORLDNIC.com serial=124082221

MX for

dbcontractors.com

Same first word

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DNS History

1 record (1 active, 0 former)

●A71.174.79.692015-08-17 → 2026-04-25 · 2 obs

● 2015-08-17 16:16:06
● 2026-04-25 23:44:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
dbcontractors.com	ns41.worldnic.com, ns42.worldnic.com	2 records

✅ Authoritative Response

Server:162.159.26.111

NS records: ns41.worldnic.com, ns42.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dbcontractors.com (unsigned zone)

⏱️ Timing

Total: 136ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`71.174.79.69`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns41.worldnic.com, ns42.worldnic.com)

Analysis

Mail Server Role

mail2.dbcontractors.com serves as the mail server for dbcontractors.com.

mail.dbcontractors.com commonly serves as a mail server together with mail2.dbcontractors.com.

IP Addresses

mail2.dbcontractors.com points to a single IP: 71.174.79.69.

Other host names, for instance mail2.columbiacc.com, share IP numbers with mail2.dbcontractors.com.

mail2.dbcontractors.com - robtex.com