Is master.com.tr valid?

Domain: master.com.tr

Valid: Yes, but should be blocked

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

Tested MX: s0.protection.fonetsan.com.tr (185.8.130.71)

Using MX pointer s0.protection.fonetsan.com.tr 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:

Heuristics: T1

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