intoDNS - IntoDNS checks the health and configuration and provides DNS report and mail servers report.

Unlock - Monetize your content with a few lines of code

MxToolBox - All of your MX record, DNS, blacklist and SMTP diagnostics in one integrated tool.

Stripe - Online payment processing for internet businesses. Stripe is a suite of payment APIs that powers commerce for online businesses of all sizes. Use Stripe’s payment platform to accept and process payments online for easy-to-use commerce solutions.

SolveDNS - SolveDNS works to check your name servers, a records, and mail servers, SOA records for errors, consistency, efficiency and speed using several DNS tests.

MonetizeJS - Modern payment platform, no server required.