Is astean.biscast.edu.ph valid?

How to block astean.biscast.edu.ph invalid e-mail domain

Domain: astean.biscast.edu.ph

Valid: Yes, but should be blocked

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

Tested MX: smtp.google.com (66.102.1.26)

Using MX pointer smtp.google.com 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.

Raw API reason:

Heuristics: T2b

 

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astean.biscast.edu.ph

Status: Looks highly suspicious

 

DOMAIN RISK: 99

 

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