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Comcast Port 25 Blocks Result In Less Spam

Dozix007 writes "Ars Technica reports that: 'After Comcast finally owned up to the massive amounts of spam coming from their network, they decided to identify spammers and zombie relays on their network and block port 25 traffic from those IP addresses. Comcast's efforts are starting to pay off. They announced the amount of spam from their network has dropped 35 percent since they began port blocking and traffic estimates from SenderBase seem to confirm the claims. Spam coming from Comcast subscribers who were formerly on AT&T networks also seems to have decreased'."

1 of 381 comments (clear)

  1. Sheesh. yourselves by bstadil · · Score: 1, Flamebait
    Let me see. You are travelling and want to send email from a mailserver while logged in via Wifi.

    Now does the mailserver "Provided by your ISP work? No, they block any IP not their own. Now if port 25 wasn't blocked you could use your own and avoid having to change the Client setup.

    I have exactly this problem and have to pay $10 / year to have access to a smtp server that will allow me to log-in from any IP.

    --
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