My ISP blocks outgoing mail on port 25. What can I do?


In case port 25 (the default port for SMTP) is blocked you can choose an alternate port. We suggest to use port 587 or 2525 for plain SMTP, and port 465 when using SMTP with SSL.

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The Limits of Gmail’s SMTP Servers

Sending your email newsletters through Gmail should be easy. Google’s free email service can function as your SMTP client: add the SMTP details to Sendblaster by using as the “outgoing (SMTP) server,” check “use authentication,” and choose 587 and 465 as the ports for TLS/STARTLS and SSL respectively. It takes a few seconds and you should then be able to send your newsletters and marketing emails to your list with the same ease with which you write to friends.

But don’t try it because it won’t work

Why Hotmail’s SMTP Servers Aren’t for You

We know that Gmail’s SMTP server isn’t a great choice for email marketers. Its limit of 500 readers, its willingness to close accounts for a day that breach that limit, and its display of a free email system used by businesses all make it unreliable, clunky and unprofessional.

Hotmail is even worse.

Again, you can try it. The setup is relatively straightforward. The server address is, the port number is 587, and TLS/SSL is required. You’ll need your Hotmail password and email address, of course.

But that’s where […]

Happy New Year 2015

“Happy New Year 2015”

Great offer for New year 2015. Get 35% Discount on your order. Just use this promotional Code: welcome2015

This offer valid till 5 January 2015 […]