how to join the mail-list

[Oyster]

I write a letter as http://www.rebol.com/discussion.html says, but
there seems something is wrong. so how can I join the mail-list?
thanx

Mail Delivery System
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This message was created automatically by mail delivery software.

A message that you sent could not be delivered to one or more of its
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rebol-...@rebol.net
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host MAIL.rebol.net [209.167.34.210]: 554 Service unavailable;
Client host [66.117.3.254] blocked using l1.spews.dnsbl.sorbs.net; !
[1] New Horizons, see http://spews.org/ask.cgi?S2507

[Gregg Irwin]

O> I write a letter as http://www.rebol.com/discussion.html says, but
O> there seems something is wrong. so how can I join the mail-list?

I'll pass this info along, and see what I can find out.

--Gregg