Is sirrus.nl valid?

Domain: sirrus.nl

Valid: Yes

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

Tested MX: sirrus-nl.p-v1.mx.microsoft (52.101.73.12)

Using MX pointer sirrus-nl.p-v1.mx.microsoft from DNS with priority: 20

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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:

Heuristics: WM1

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