Does anybody know how to contact this group?

They are sending spam to us and maybe others.

Any ideas or suggestions would help,
their whois phone number no longer works.

There website is one of an ISP!?

Thanks in advance,

John L. Mottl
Network Administrator
The American Ceramic Society
735 Ceramic Place
Westerville, OH 43081
Ph: 614.794.5864
E-mail: [log in to unmask]