`mx.opussecondary.us`

DNSSEC	⚠️ Not signed
A	199.101.208.4^{🇺🇸 WEBAIR199.101.208.0/22 Databank 400 S Akard St, Dallas, TX 75202}
		PTR	`mx01-dtx01-opus.opusnet.com`
A	216.151.4.120^{🇺🇸 UNSPECIFIED216.151.0.0/19 Opus Interactive Netblock}
A	216.151.5.5^{🇺🇸 UNSPECIFIED216.151.0.0/19 Opus Interactive Netblock}

`opussecondary.us`

	DNSSEC	⚠️ Not signed
	A	216.151.4.56^{🇺🇸 UNSPECIFIED216.151.0.0/19 Opus Interactive Netblock}
	NS	`ns1.opussecondary.us` ⭐
	NS	`ns2.opusinteractive.io` ⚠️ Not in parent delegation
	NS	`ns2.opussecondary.us` ⚠️ Not in zone NS records
	NS	`ns3.opussecondary.us`
	SOA	`ns1.opussecondary.us`sysadmin@opusinteractive.com 2026-01-22 #1

Previously MX for

dcnteam.com

wbtoi.com

cdfa.net

cowboytechnologyangels.com

lippercurrent.com

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wbtshowcase.com

edgecapital.com

Same first word

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DNS History

3 records (3 active, 0 former)

●A199.101.208.42016-09-10 → 2026-03-30 · 2 obs

● 2016-09-10 00:17:34
● 2026-03-30 04:30:56

●A216.151.4.1202016-09-10 → 2026-03-30 · 2 obs

● 2016-09-10 00:17:34
● 2026-03-30 04:30:56

●A216.151.5.52016-09-10 → 2026-03-30 · 2 obs

● 2016-09-10 00:17:34
● 2026-03-30 04:30:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
us	b.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us...	-
opussecondary.us	ns3.opussecondary.us, ns2.opussecondary.us, ns1.opussecondary.us	3 records

✅ Authoritative Response

Server:199.101.208.2

NS records: ns3.opussecondary.us, ns2.opussecondary.us, ns1.opussecondary.us

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for opussecondary.us (unsigned zone)

⏱️ Timing

Total: 188ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`216.151.5.5, 199.101.208.4...`

📌 Glue Records Collected

Total: 3

In-bailiwick: 3 (ns1.opussecondary.us, ns2.opussecondary.us, ns3.opussecondary.us)

Analysis

IP Addresses

mx.opussecondary.us points to three IPs: 199.101.208.4, 216.151.4.120 and 216.151.5.5.

other host names including mx01-dtx01-opus.opusnet.com, mx01-dcn.opusnet.com, mx2.opusnet.com, mx.opusnet.com and mx.iea-software.com share IP numbers with mx.opussecondary.us.

mx.opussecondary.us - robtex.com