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KingSMTP Blog

Email delivery guides, SMTP best practices, and privacy insights for developers and businesses.

Recent Articles
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WordPress Plugin for Self-Hosted Postal Server

Our WordPress plugin is now fully compatible with any self-hosted Postal installation, even when Postal is running on…

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Postmark Alternative that Accepts Bitcoin

Looking for a Postmark alternative that accepts Bitcoin or crypto? KingSMTP is one of the few transactional SMTP…

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Allowing Relaying in SMTP: A Survey

Prepared by: Paul HoffmanInternet Mail Consortium Internet Mail Consortium Report: UBE-RELAYIMCR-006, February 1, 1998 Summary Many people working…

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No SMTP IP Leak

TLDR; Kingmailer offers No SMTP Leak Some providers might leak your actual physical address, when sending an email,…

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用比特币购买 SMTP

我们接受比特币(BTC)、USDT 和门罗币(XMR)。购买您的 SMTP 服务器以发送交易电子邮件和 MX 邮件路由,并使用加密货币付款。免费试用我们的 SMTP 服务 7 天,无需信用卡。使用您的 SMTP 用户名和密码开始发送、接收和路由/转发电子邮件。无需 KYC 验证,只需一个域名即可开始使用。不适用于发送批量/群发邮件或垃圾邮件。 包含在您的帐户中

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Get a custom email for your business

This article is related to: Kingmailer gives you the option to create custom email addresses /email alias, such…

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Cheap Mailgun Alternative that Accepts Bitcoin

Looking for a cheap Mailgun alternative that accepts Bitcoin or crypto? Most SMTP services only take credit cards…

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6 Best Mailjet alternatives with price

We wrote a small list with the best Mailjet alternatives with price for you to explore. These are…

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17 Best Transactional Email services with price

We have compiled a simple list with best and lesser known Transactional email services, that you can use…