Is kann.so valid?

Domain: kann.so

Valid: Yes

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

Tested MX: mx-srv02.5x2.de (136.243.126.147)

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Using MX pointer mx-srv02.5x2.de from DNS with priority: 100

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.

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Raw API reason:

Heuristics: WM1

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