Free Email Validation and Email Warmup Tool
SMTPing is an All-in-One Email Deliverability Solution: Email Warmup and Email Validation Tool.
We provide high-quality email marketing services including an advanced bulk email verification tool and other sophisticated deliverability tools in order to get best inboxing chances for both transactional and promotional email campaigns.
For now, our main focus is keeping the mailing lists' quality high, and without invalid, catch-all, spamtrap, or honeypot emails. This comes with also with integrations on other email marketing platforms and a RESTful API for developers.
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