[Mailman-Users] ISPs and rDNS [was: Trouble with mailman external responses]

[Barry Warsaw]

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On Mar 7, 2007, at 12:05 PM, Mark Sapiro wrote:

> Actually, when I first started using my own MTA, I just configured the
> MTA's primary host name as netblock-68-183-193-239.dslextreme.com, and
> things worked well except for earthlink.net. I don't know if they
> would have liked me better if the name had been
> netblock-68-183-193-239.static.dslextreme.com, but I wound up going
> through the whole domain registration/rDNS dance before I could get
> them to unblock me.

That's not a bad idea actually.  So far, I've only had one or two  
MTAs block me because of my funky reverse and I usually just go  
through my dormant gmail account to request a whitelisting.

- -Barry

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