Is 4biz.co.uk valid?

Domain: 4biz.co.uk

Valid: Yes, but should be blocked

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

Tested MX: smtp1d.netintelligence.com (62.128.193.14)

Using MX pointer smtp1d.netintelligence.com from DNS with priority: 10

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:

Anomalies detected

START USING FREE API