Melvin, Thanks for taking the time to help me out. I appreciate it very much. I think I understand how to look up. John **************************************************************************** John Trimble VOICE: (206) 737-2039 Washington State University FAX: (206) 690-4611 1812 E. McLoughlin Blvd. Vancouver, WA 98663-3597 INTERNET: [log in to unmask] **************************************************************************** On Tue, 1 Mar 1994, Melvin Klassen wrote: > On Mon, 28 Feb 1994 15:06 PST, John Trimble <[log in to unmask]> wrote: > >I have a list open to subscription on request to me. Several subscription > >requests have come with numerical return addresses like xyz@[128.121.50.145]. > >Is there any way to look up the description of such addresses? > > Use NSLOOKUP, specify 'TYPE=PTR', and a name of '145.50.121.128.in-addr.arpa', > and you'll get the answer 'TIGGER.JVNC.NET'. Specify 'TYPE=HINFO', and > a name of 'TIGGER.JVNC.NET', and you'll get the answer "CPU=Sun-4c OS=UNIX". > > Enter 'TELNET INTERNIC.NET', and enter 'WHOIS JVNC-DOM', > to find the address of "Global Enterprise Services, Inc.", in Princeton, NJ, or > enter 'WHOIS ASN-JVNC' to list some information about "John von Neumann Center". >