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(SMTPD32-4.03) id A9921B0066; Mon, 06 Apr 1998 13:06:10 CST
Date: Mon, 06 Apr 98 12:24:09 EST
From: david.story@connect-ed.net
To: Friend@public.com
Subject: BAD CREDIT? FORGET CREDIT REPAIR!! AAA+ NOW!! GUAR!!!
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>nslookup 38.248.86.2
Server:  ns.mediacity.com
Address:  205.216.172.10

Name:    smtp.netpacked.com
Address:  38.248.86.2
Oh my. A forgery right from the beginning.

>nslookup mail.connect-ed.net
Server:  ns.mediacity.com
Address:  205.216.172.10

Non-authoritative answer:
Name:    mail.connect-ed.net
Address:  38.248.86.11

These don't quite resolve. The server address won't resolve properly. Same netblock though.
Yeah, a class A.

>nslookup 38.11.199.184
Server:  ns.mediacity.com
Address:  205.216.172.10

Name:    ip184.dallas2.tx.pub-ip.psi.net
Address:  38.11.199.184
Ah, there we go. Point of origination located.

Let's dive deeper:

>whois connect-ed.net
NetSolutions Corp. (CONNECT-ED-DOM)
   1209 Chickasaw Drive
   Brentwood, TN 37027
   US

   Domain Name: CONNECT-ED.NET

   Administrative Contact:
      Simpson, Alex  (AS2811)  alex@NSCORP.NET
      615-367-4404 x101 (FAX) 615-367-3887
   Technical Contact, Zone Contact:
      Network Information and Support Center  (PSI-NISC)  hostinfo@PSI.COM
      (518) 283-8860
Fax- - PATH
   Billing Contact:
      Andrews, Ken  (KA16)  domain-fee-contact@PSI.COM
      703-904-4100

   Record last updated on 02-Jan-97.
   Record created on 02-Jan-97.
   Database last updated on 8-Apr-98 04:13:53 EDT.

   Domain servers in listed order:

   PRI1.DNS.PSI.NET             38.8.94.2
   PRI2.DNS.PSI.NET             38.8.95.2
   PRI3.DNS.PSI.NET             38.8.96.2