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Frequently Asked Questions

Email warmup is the process of gradually increasing sending volume from a new domain to build reputation with ISPs. InboxSniper automates this with AI-powered patterns.
We check syntax validity, domain/MX records, mailbox existence via SMTP probing, and detect disposable or catch-all addresses — all in under 2 seconds.
Yes! We offer a 14-day free trial with no credit card required. Full access to all features during your trial period.
Absolutely. We provide email support for all plans and priority support for Pro customers. Use this form or email us directly.

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