Almost always indiscriminately. They probably would be wise to avoid mailing lists of sys admins, network admins, etc., but they don't. *shrugs* ----- Mike Hammett Intelligent Computing Solutions http://www.ics-il.com Midwest-IX http://www.midwest-ix.com ----- Original Message ----- From: "William Herrin" <bill@herrin.us> To: "Anne P. Mitchell, Esq." <amitchell@isipp.com> Cc: "J. Hellenthal via NANOG" <nanog@nanog.org> Sent: Friday, May 24, 2019 10:14:47 AM Subject: Re: Spamming of NANOG list members On Fri, May 24, 2019 at 8:08 AM Anne P. Mitchell, Esq. < amitchell@isipp.com > wrote: Question: Is the member list with email addresses public?? Otherwise, one has to wonder how they got these addresses? Everyone who posts does so with an email address that becomes known to everyone who subscribes and published everywhere someone publicly archives the messages. It's common practice by spammers to harvest addresses by subscribing to mailing lists. Regards, Bill Herrin -- William Herrin bill@herrin.us https://bill.herrin.us/