[unisog] DNS Hostname and SMTP Helo

Tom Perrine tperrine at scea.com
Tue Jan 30 21:54:03 GMT 2007

Paul Russell wrote:
> On 1/30/2007 14:58, Bill Martin wrote:
>> Some time back, we had saw an influx of mail originating at hosts
>> providing a "helo" (hostname), where (hostname) usually started with
>> some numerical value.

Depends on whether or not you want to get email from 3com, among others.

(They were the driving force behind the change in domain name syntax
rules back in the day.  It was an amusing discussion to watch.)

Also 3m.com, etc.

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