Is rafferty1949.com valid?

Domain: rafferty1949.com

Valid: Yes

This domain is valid and should be able to receive e-mail.

Tested MX: mx-01-eu-west-1.prod.hydra.sophos.com (34.249.63.204)

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Using MX pointer mx-01-eu-west-1.prod.hydra.sophos.com from DNS with priority: 1

Block: No

You do not need to block this domain for signups/registrations.

Disposable: No

This does not look like a temporary/disposable e-mail domain.

Raw API reason:

Heuristics: WM1

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