Is 143.ch valid?

Domain: 143.ch

Valid: Yes

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

Tested MX: 143-ch.mail.protection.outlook.com (52.101.185.13)

Using MX pointer 143-ch.mail.protection.outlook.com from DNS with priority: 0

USE THE API, DO NOT SCRAPE THIS DATA

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:

DO NOT SCRAPE THIS DATA, USE THE API

Heuristics: WM1

START USING FREE API