`mail.copuserve.com`

	DNSSEC	⚠️ Not signed
	A	216.151.178.234

`copuserve.com`

	DNSSEC	⚠️ Not signed
	A	170.9.240.198^{🇺🇸 ORACLE-OCI-31898170.9.224.0/19 Oracle Corporation}
	NS	`ns1.opensrsdns.com` ⭐
	NS	70.42.254.112 ⚠️ Not in parent delegation
	NS	`ns1.fullmailbox.com` ⚠️ Not in zone NS records
	NS	`ns2.fullmailbox.com` ⚠️ Not in zone NS records
	MX	`mail.copuserve.com` ⭐
	TXT	`v=spf1 ip4:70.42.254.0/24 ip4:64.74.172.0/24 ~all`
	SOA	`ns1.opensrsdns.com`admin@opensrsdns.com 2016-01-12 #1

MX for

copuserve.com

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DNS History

1 record (1 active, 0 former)

●A216.151.178.2342014-11-09 → 2026-03-24 · 2 obs

● 2014-11-09 16:29:20
● 2026-03-24 03:39:26

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:64.71.139.179

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for copuserve.com (unsigned zone)

⏱️ Timing

Total: 541ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`216.151.178.234`

📌 Glue Records Collected

Total: 2

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

Analysis

Mail Server Role

mail.copuserve.com is the mail server for copuserve.com.

IP Addresses

mail.copuserve.com resolves to one IP number: 216.151.178.234.

other host names including mail.musicoffering.com, mail.parisconcertticket.com, mx.amertrade.com, mail.sitec-consulting.com and mail.famoussongwriter.com share IP numbers with mail.copuserve.com.

mail.copuserve.com - robtex.com