Gmail spam filtering

Filip Hruska fhr at
Sun Nov 22 17:33:29 UTC 2015

You might need to setup/change a SPF record for that domain. I always 
had Google marking my email as spam when I tried to send emails with no 
SPF record.

On 11/22/2015 06:03 PM, Jay Ashworth wrote:
> Bout a month ago, I had someone crack a POP password on my private mail server,
> and got a couple days of spam out through it before I caught it on Sunday
> afternoon.
> I locked it down, and am this weekend replacing that mail server with one
> of current vintage, serving the same domain from a linode instance on a
> different IP and, obviously, transport network.
> I'm finding, though, that gmail is spam-filing the emails I send out,
> presumably because they're on the same domain name in the envelope.
> Anyone got a pointer to where I go to assure Google I'm on top of it now?
> The mail delivers to their inbound MX ok, it just ends up in the spam folder,
> even on my business GoogleApps account.  Delivers to Yahoomail just fine.
> I checked the new IP in the MXtoolbox RBL checker, and no hits, but does
> gmail know what ranges are assigned to VPS providers, like with the cable
> swamp, and bias its spamchecking accordingly?
> Cheers,
> -- jra

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