Is smail.th-koeln.de valid?

Domain: smail.th-koeln.de

Valid: Yes

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

Tested MX: smtp.intranet.fh-koeln.de (139.6.1.61)

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Using MX pointer smtp.intranet.fh-koeln.de from DNS with priority: 10

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.

Raw API reason:

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No anomaly detected

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