Is cnb.co.in valid?

Domain: cnb.co.in

Valid: Yes, but should be blocked

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

Tested MX: mail.cnb.co.in (5.189.156.67)

Using MX pointer mail.cnb.co.in from DNS with priority: 5

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

START USING FREE API