The DueDil PHP SDK by Alex Rashkov interacts with the API to access B2B risk management features. Test project available with instructions to generate token, add GitHub name, and start the console.
Mailgun added a slew of new features to its email validation API including target mailbox validation, role-based address check, disposable mailbox, reporting, and rate limits. Additionally, Mailgun added the API under its existing SLA and has transitioned to a tiered, usage-based pricing model.