Email Sending Limits by Provider: Gmail, Microsoft 365, Yahoo, and the Rest
If you’re reading this, something probably just stopped sending.
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Scan to Email: How to Set It Up and How to Fix It When It Breaks
Scan to email is five settings. Get them right and a fifteen-year-old copier will send PDFs reliably for another fifteen years. Get one wrong, or let your email provider change the rules underneath you, and you get a two-line error on a touchscreen and a line of people holding paper.
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SMTP2GO Is Officially the #1 Free SMTP Server, Ranked by EmailToolTester. Here's the Full Comparison…
For the third year running, EmailToolTester has ranked SMTP2GO the #1 best free SMTP server. Not our words. Theirs: an independent review site that ran four rounds of live deliverability testing across nine transactional email providers, watched where the mail actually landed, and put SMTP2GO on top with a 96% average.
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Best Transactional Email Services in 2026: A Tested Top 5 (and When to Pick Each)
Short version. If you’re not Amazon, not running your own postmaster team, and your inbox placement matters to your customers, SMTP2GO is the safest default.
Email Delivery & Tips
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Email Sending Limits by Provider: Gmail, Microsoft 365, Yahoo, and the Rest
If you’re reading this, something probably just stopped sending.
-
Best Transactional Email Services in 2026: A Tested Top 5 (and When to Pick Each)
Short version. If you’re not Amazon, not running your own postmaster team, and your inbox placement matters to your customers, SMTP2GO is the safest default.
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What is DMARC? A practical guide for anyone sending real email in 2026
DMARC is a small text record you publish in your domain’s DNS that tells receiving mail servers what to do if a message claiming to be from your domain fails SPF or DKIM checks.
Features & Updates
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Scan to Email: How to Set It Up and How to Fix It When It Breaks
Scan to email is five settings. Get them right and a fifteen-year-old copier will send PDFs reliably for another fifteen years. Get one wrong, or let your email provider change the rules underneath you, and you get a two-line error on a touchscreen and a line of people holding paper.
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New Email API Features for Smarter, Faster Email Sending
We’ve made several new enhancements to our email API features, designed to give you more control, better performance and greater flexibility when sending emails at scale.
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Gmail Blocked in China? How to Keep Sending Email That Actually Arrives
Short answer: Yes, Gmail is still blocked in mainland China in 2026, the same as it’s been since 2014. If you need to read your inbox, you’ll want a VPN, an international eSIM, or roaming. But if your real problem is sending (an app, a website, a CRM, a printer, or just Outlook trying to...
Customer Success
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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.
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Case Study: Helping NHS Providers
In this post, we introduce you to one of our valued customers, NHS Providers, a membership body for the UK's National Health Service.
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Case Study: Ghirardelli Chocolate Company
For more than 170 years, Ghirardelli has been satisfying America’s sweet tooth with premium, decadent chocolate. Founded by Italian chocolatier Domenico Ghirardelli, this once-small venture has grown into one of the country’s most celebrated heritage confectionery brands.
Company Life
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SMTP2GO Is Officially the #1 Free SMTP Server, Ranked by EmailToolTester. Here's the Full Comparison…
For the third year running, EmailToolTester has ranked SMTP2GO the #1 best free SMTP server. Not our words. Theirs: an independent review site that ran four rounds of live deliverability testing across nine transactional email providers, watched where the mail actually landed, and put SMTP2GO on top with a 96% average.
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International Women's Day 2026: Give To Gain
On 8 March, the world celebrates women everywhere and this year’s theme, Give To Gain, invites us to think differently about giving.
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Happy Holidays!
Happy Holidays from the entire team here at SMTP2GO! 🪩
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