Is cmuonline.net valid?

Domain: cmuonline.net

Valid: Yes, but should be blocked

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

Tested MX: mail.cmuonline.net (159.89.121.235)

Using MX pointer mail.cmuonline.net from DNS with priority: 50

Block: Yes

You should block this domain for signups/registrations.

Disposable: No

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

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Raw API reason:

Heuristics: BM1

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