Is 21cselling.com valid?

How to block 21cselling.com disposable temporary e-mail domain

Domain: 21cselling.com

Valid: Yes, but should be blocked

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

Tested MX: 21cselling.com (99.83.154.118)

No MX-pointer in DNS record. Using domain: 21cselling.com

Block: Yes

You should block this domain for signups/registrations.

Disposable: Yes

This looks like a temporary/disposable e-mail domain.

Detection method: Advanced heuristics

This domain was blocked heuristically. Unknown domains are automatically analyzed and tagged with our advanced algorithms.

Raw API reason:
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Heuristics x2

 

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21cselling.com

Status: Disposable / temporary domain

 

DOMAIN RISK: 93

 

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