Is xtrastudy.com valid?

How to block xtrastudy.com invalid e-mail domain

Domain: xtrastudy.com

Valid: Yes, but should be blocked

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

Tested MX: xtrastudy.com (139.99.2.53)

Using MX pointer xtrastudy.com 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:
DO NOT SCRAPE THIS DATA, USE THE API

Heuristics: T1

 

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xtrastudy.com

Status: Looks somewhat suspicious

 

DOMAIN RISK: 55

 

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