Domain: dkaiser.de

Valid: Yes

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

Tested MX: smtpin.rzone.de (81.169.145.97)

Using MX pointer smtpin.rzone.de from DNS with priority: 5

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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