Apparently several other groups are having this issue.
One of our members called Comcast, who said they're not blocking listserv.​

Karen
with Isis, Pete, Mabel and Nik
And BDRA foster Sam
www.BlindDogRescue.org




On Wed, Jan 28, 2015 at 2:32 PM, Andrew Bosch <[log in to unmask]> wrote:

> I'd say check their DMARC records. It also helps if you can get onto their
> spam feedback loop at ReturnPath.
>
> Andrew
>
>
> From: LISTSERV Site Administrators' Forum [mailto:
> [log in to unmask]] On Behalf Of Karen Belfi
> Sent: Tuesday, January 27, 2015 2:54 PM
> To: [log in to unmask]
> Subject: Comcast
>
> Anyone else having all comcast emails bounce? We started with one comcast
> person not receiving any emails. Now all our comcast members are bouncing.
>
> --
> Karen
> with Isis, Pete, Mabel and Nik
> www.BlindDogRescue.org
>
>
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