New player in the DMARC space
Over on the DMARC-Discuss list, Comcast announced they had turned on DMARC validation and companies that publish DMARC records should start receiving reports from Comcast.
Related Posts
Comcast blocking outgoing port 25
- laura
- Aug 2, 2012
Comcast announced today they’re blocking outbound port 25 for their residential customers. What does this mean for email marketers? Not much, unless your home connectivity is through Comcast and then you’ll just need to follow Comcast’s directions in order to send mail. What does it mean for email receivers? It means a lot of us will be seeing a lot less spam from infected Windows machines.
Hotmail moves to SPF authentication
- laura
- Dec 7, 2012
Hotmail has recently stopped using Sender ID for email authentication and switched to authenticating with SPF. The protocol differences between SenderID and SPF were subtle and most senders who were getting a pass at Hotmail were already publishing SPF records.
From an email in my inbox from September:
Is Google failing DKIM keys shorter than 512 bits?
- laura
- Nov 8, 2012
Today’s Wednesday question comes from Andrew B. and got pushed to Thursday so I could check a few more facts.
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