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  • Features & Updates

cPanel Plugin: Making Automation Easy

Streamline domain and email management with our cPanel Automation Plugin. The updated version has been released; it includes some fixes and resolves the recent authentication issue. Managing dozens – or even hundreds – of customer domains and email services can be a serious time sink. If you’re a hosting provider juggling DNS settings, SMTP configurations […]

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  • Features & Updates

Gmail Says “On Behalf Of”? How to Remove It (And Keep Your Mail Out of Spam)

You set up Gmail to send from your business address. Looks fine on your end. Then a client replies and you spot it: their email shows your message as coming from you@gmail.com on behalf of you@yourcompany.com. Not a great look when you’re trying to look like a real company. The good news is this is […]

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  • Email Delivery & Tips

Navigating GDPR, CAN-SPAM and CASL

Email marketing remains one of the most effective ways to build customer relationships, but it also comes with serious compliance responsibilities. Between Europe’s GDPR, the United States’ CAN-SPAM Act, and Canada’s CASL legislation, marketers today need to understand far more than just open rates and click-throughs. The challenge is not simply avoiding fines. Compliance directly […]

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  • Customer Success

Support That Never Sleeps: Real Humans 24/7

When your email delivery matters, waiting hours (or even days!) for support isn’t good enough. Whether you’re sending transactional emails, running campaigns, or troubleshooting a delivery issue, you need answers quickly and you need them from someone who understands what’s going on. That’s why SMTP2GO offers 24/7 support from real humans. No scripts, no endless […]

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  • Email Delivery & Tips

High-Volume Email Warmup: How to Ramp to 100k/Day Without Getting Throttled

You’re scaling from a few thousand emails a day to fifty or a hundred thousand. Maybe more. You have a list, you have a sender domain, and you’d like the mail to actually reach inboxes. Here’s the version your future self wants you to have read before launching. Start at 500 to 1,000 emails on […]

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  • Email Delivery & Tips

SMTP Server for T-Mobile Users: Ports, Authentication, and Setup in 2026

You leave the coffee shop, your phone drops off the Wi-Fi and onto T-Mobile data, and your mail client throws “Could not connect to SMTP server.” Same email. Same settings. Same account that worked ninety seconds ago. Here’s the thing most pages won’t tell you: that’s not a bug. It’s policy. This guide covers why […]

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