Is cstltl.com valid?

Domain: cstltl.com

Valid: Yes, but should be blocked

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

Tested MX: mxb-002a6b01.gslb.pphosted.com (67.231.153.219)

Using MX pointer mxb-002a6b01.gslb.pphosted.com from DNS with priority: 10

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:

Anomalies detected

START USING FREE API