Is colegioavance.com.br valid?

How to block colegioavance.com.br invalid e-mail domain

Domain: colegioavance.com.br

Valid: Yes, but should be blocked

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

Tested MX: mail.colegioavance.com.br (208.115.199.90)

Using MX pointer mail.colegioavance.com.br from DNS with priority: 1

Block: Yes

You should 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:

Heuristics: T2b

 

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colegioavance.com.br

Status: Looks highly suspicious

 

DOMAIN RISK: 99

 

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