No. I don't think it is ethically questionable. Each relay has started with NOQUEUE log entries. The relayer is telneting to port 25, and getting the following message:
telnet odie 25
Trying 198.3.136.141...
Connected to odie.av8.com.
Escape character is '^]'. 220-odie.av8.com ESMTP Sendmail; Tue, 23 Nov 1999 11:53:11 -0500 (EST)
220-Authorized Users Only
220-Notice: Unauthorized use billed at $1 per message, $10 per bounce,
220-$90/hr for cleanup.
220 Unauthorized use over $5000 defined as criminal by 18 USC 1030(6).
Around 11:38 PM 11/22/1999 -0500, rumor has it that Daniel Golding said:
My apologies. Your scary message will surely stop spammers dead in their
tracks. Please let me know if you intend to every own a gun store. I will
have to make plans to leave the country...
[ On Tuesday, November 23, 1999 at 11:56:59 (-0500), Dean Anderson wrote: ]
Subject: Re: ARIN whois
No. I don't think it is ethically questionable. Each relay has
started with NOQUEUE log entries. The relayer is telneting to port 25,
and getting the following message:
Oh, really. Can you prove beyond a shadow of a doubt that the so-called
perpetrators are indeed using any kind of application that would let
them personally see the message your mailer announces itself with!?!?!?
(The question is rhetorical -- the answer is "Of course not!")