Is zz.co valid?

How to block zz.co invalid e-mail domain

Domain: zz.co

Valid: Yes, but should be blocked

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

Tested MX: zz.co (3.33.251.168)
DO NOT SCRAPE THIS DATA, USE THE API

No MX-pointer in DNS record. Using domain: zz.co

Block: Yes

You should block this domain for signups/registrations.

Disposable: No

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

Raw API reason:

Heuristics: T2b

 

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zz.co

Status: Looks highly suspicious

 

DOMAIN RISK: 99

 

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