Is krystal.cc valid?

How to block krystal.cc invalid e-mail domain

Domain: krystal.cc

Valid: Yes, but should be blocked

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

Tested MX: krystal.cc (185.107.56.200)

No MX-pointer in DNS record. Using domain: krystal.cc

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:

Anomalies detected

 

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krystal.cc

Status: Highly suspicious

 

DOMAIN RISK: 99

 

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