Re: please block user

[Peter <peter@xxxxxxxxxxxxxxxx>]

On 08/27/2015 07:29 AM, Alice Wonder wrote:
> Maybe I'll start blocking any server with an SPF record that includes
> more than 5 IP addresses,

That's not a very good idea.  major ESPs (eg: gmail.com) have way more
IPs listed than that.

> or servers where any host in the SPF record is in a DNS blacklist.

That could work better, but I would still say be careful, you could
certainly end up wih false positives doing this.


Peter
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