Is cyf-kr.edu.pl valid?

Domain: cyf-kr.edu.pl

Valid: Yes

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

Tested MX: fm.cyfronet.pl (149.156.2.140)

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Using MX pointer fm.cyfronet.pl from DNS with priority: 5

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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:

No anomaly detected

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