Is sonicfast.io valid?

How to block sonicfast.io invalid e-mail domain

Domain: sonicfast.io

Valid: Yes, but should be blocked

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

Tested MX: sonicfast.io (49.13.51.7)

Using MX pointer sonicfast.io from DNS with priority: 0

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:

Heuristics: T2b

 

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sonicfast.io

Status: Looks highly suspicious

 

DOMAIN RISK: 99

 

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