Is mcbschools.com valid?

Domain: mcbschools.com

Valid: Yes

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

Tested MX: mcbschools-com.mail.protection.outlook.com (104.47.71.138)

Using MX pointer mcbschools-com.mail.protection.outlook.com from DNS with priority: 0

Block: No

You do not need to 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: WM1

START USING FREE API