Is nono.ca valid?

How to block nono.ca invalid e-mail domain

Domain: nono.ca

Valid: Yes, but should be blocked

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

Tested MX: nono.ca (3.33.130.190)

No MX-pointer in DNS record. Using domain: nono.ca

Block: Yes

You should block this domain for signups/registrations.

Disposable: No

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

API reason:

Heuristics: SM1

Raw API response:
{
    "valid": true,
    "block": true,
    "disposable": false,
    "email_forwarder": false,
    "domain": "nono.ca",
    "text": "Somewhat suspicious",
    "reason": "Heuristics: SM1",
    "risk": 45,
    "mx_host": "nono.ca",
    "possible_typo": [],
    "mx_ip": "3.33.130.190",
    "mx_info": "No MX-pointer in DNS record. Using domain: nono.ca",
    "last_changed_at": "2020-05-29T22:12:14+02:00"
}
Block domain

nono.ca

Status: Somewhat suspicious

RISK
MEDIUM

Domain risk: 45

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