domforfb4.tk is a disposable email domain

domforfb4.tk

domforfb4.tk is an invalid domain that should be blocked from sign-ups or registrations. Based on our analysis, you should block this invalid domain. If a user is trying to sign-up using an e-mail on this domain, it's likely a typo, or a malicious attempt.

The best way to detect and block invalid email domains like domforfb4.tk is to use the Check-Mail API, available for free, for all programming languages.

Raw API JSON response:

{
    "valid": false,
    "block": true,
    "disposable": true,
    "email_forwarder": false,
    "domain": "domforfb4.tk",
    "text": "Disposable \/ temporary domain",
    "reason": "Heuristics x5",
    "risk": 100,
    "mx_host": null,
    "possible_typo": [],
    "mx_ip": "127.0.0.1",
    "mx_info": "Using MX pointer localhost from DNS with priority: 0",
    "last_changed_at": "2020-04-22T15:46:33+00:00"
}