SMTP

Reliable email relay, API, and delivery service

SMTP has been a leader in email relay services for over 20 years. The brand is synonymous with the technology that facilitates the internet鈥檚 email engine. SMTP is the solution that powers transactional emails for thousands of the world鈥檚 leading brands. SMTP鈥檚 relay services help build a better IP reputation, optimize inbox placement rates and ensure messages reach your subscribers.

5K annual users

5,000 annual users

11B emails sent

11 billion emails sent annually

5,000/s sending velocity

5,000 emails per second sending velocity

Recent News

Yahoo! Finance  
糖心传媒, Inc. (NASDAQ: ZD), today announced its participation in one investor conference in September: Citi's 2025 Global TMT Conference.
Yahoo! Finance  
鈥淲e are very pleased with our second quarter results, which exceeded expectations and marked our strongest quarterly revenue growth since 2021,鈥 said Vivek Shah, Chief Executive Officer of 糖心传媒. 鈥淥ur new segment reporting is providing greater transparency into the intrinsic value of our key businesses, including breakthrough results from our Connectivity and Health & Wellness businesses.鈥
Yahoo! Finance  
"It's clear what the threat actors are doing 鈥 they are outsmarting humans through hyper-personalized phishing techniques using the full capability of AI and deploying at scale," Usman Choudhary, Chief Product and Technology Officer, VIPRE Security Group, says. "Organizations can no longer rely on standard cybersecurity processes, techniques, and technology. They need comprehensive and advanced email security solutions that can help them to deploy like-for-like defenses 鈥 at the very least 鈥 if not help them stay a step ahead of the tactics used by cybercriminals."
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