Cron Not Sending Mail

[Morgan Wesström]

Glen Barber wrote:
> On Tue, Mar 3, 2009 at 4:10 PM, APseudoUtopia <apseudoutopia at gmail.com> wrote:
>> Thanks for the tips. I've put the following line in my normal user
>> account's crontab (This account does have a shell, it's one I use on a
>> daily basis):
>>
>> SHELL=/bin/sh
>> MAILTO=my_email_account at gmail.com
>> *       *       *       *       *       /sbin/ping -c4 localhost
>>
>> I'm getting no emails at all. In /var/log/maillog, I'm getting the
>> following output:
>>
>> Mar  3 21:10:00 domain sendmail[86797]: n23LA0td086797: from=www,
>> size=0, class=0, nrcpts=0,
>> msgid=<200903032110.n23LA0td086797 at subdomain.domain.tld>,
>> relay=www at localhost

Isn't "www at localhost" a very weird hostname for a relay? Can you really
resolve that into an IP address?
/Morgan