Is es-primary.co.jp valid?

Domain: es-primary.co.jp

Valid: Yes

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

Tested MX: vlmx21.secure.ne.jp (122.200.253.216)

Using MX pointer vlmx21.secure.ne.jp from DNS with priority: 10

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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:

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Heuristics: WM1

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