Is fef.is valid?

How to block fef.is invalid e-mail domain

Domain: fef.is

Valid: Yes, but should be blocked

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

Tested MX: fef.is (162.159.205.24)
USE THE API, DO NOT SCRAPE THIS DATA

No MX-pointer in DNS record. Using domain: fef.is

Block: Yes

You should block this domain for signups/registrations.

Disposable: No

This does not look like a temporary/disposable e-mail domain.

DO NOT SCRAPE THIS DATA, USE THE API
Raw API reason:

Anomalies detected

 

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fef.is

Status: Highly suspicious

 

DOMAIN RISK: 99

 

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