Is gmail.commmmmm valid?

gmail.commmmmm

gmail.commmmmm 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 gmail.commmmmm is to use the Check-Mail API, available for free, for all programming languages.

Raw API JSON response:

{
    "valid": false,
    "block": true,
    "disposable": false,
    "email_forwarder": false,
    "domain": "gmail.commmmmm",
    "text": "Invalid domain - no DNS records",
    "reason": "Domain has no MX or A records",
    "risk": 100,
    "mx_host": null,
    "possible_typo": [],
    "mx_ip": null,
    "mx_info": "No MX or A records found",
    "last_changed_at": null
}