Is 3.0.3.0.nip.io valid?

Domain: 3.0.3.0.nip.io

Valid: Yes, but should be blocked

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

Tested MX: 3.0.3.0.nip.io (3.0.3.0)

No MX-pointer in DNS record. Using domain: 3.0.3.0.nip.io

Block: Yes

You should 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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Anomalies detected

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