Is quiflexaf.cf valid?

Domain: quiflexaf.cf

Valid: Yes, but should be blocked

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

Tested MX: quiflexaf.cf (195.20.54.105)

No MX-pointer in DNS record. Using domain: quiflexaf.cf

Block: Yes

You should block this domain for signups/registrations.

Disposable: Yes

This looks like a temporary/disposable e-mail domain.

Detection method: Advanced heuristics

This domain was blocked heuristically. Unknown domains are automatically analyzed and tagged with our advanced algorithms.

Raw API reason:

Heuristics x2

START USING FREE API