Is cuc.co.kr valid?

Domain: cuc.co.kr

Valid: Yes

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

Tested MX: cuc.co.kr (121.78.127.249)

No MX-pointer in DNS record. Using domain: cuc.co.kr

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.

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Raw API reason:

Some anomalies detected

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