Is x.ustechlab.org valid?

How to block x.ustechlab.org invalid e-mail domain

Domain: x.ustechlab.org

Valid: Yes, but should be blocked

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

Tested MX: _dc-mx.f8a6aac28cf4.x.ustechlab.org (51.79.192.91)
DO NOT SCRAPE THIS DATA, USE THE API

Using MX pointer _dc-mx.f8a6aac28cf4.x.ustechlab.org 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:
USE THE API, DO NOT SCRAPE THIS DATA

Heuristics: BM1

 

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x.ustechlab.org

Status: Should be blocked

 

DOMAIN RISK: 99

 

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