Is cls.us.com valid?

Domain: cls.us.com

Valid: Yes

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

Tested MX: mx2-us1.ppe-hosted.com (148.163.129.51)

Using MX pointer mx2-us1.ppe-hosted.com 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:

Some anomalies detected

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