Is gmail.123.pl valid?

gmail.123.pl is a domain that should be blocked from sign-ups or registrations. Based on our analysis, you should block this domain. If a user is trying to sign-up using an e-mail on this domain, it's likely that it's a malicious or fraudulent attempt.

Raw API JSON response:

{
    "valid": true,
    "block": true,
    "domain": "gmail.123.pl",
    "base_domain": "123.pl",
    "text": "Should be blocked",
    "reason": "Heuristics: BM1",
    "risk": 99,
    "is_disposable": false,
    "is_email_forwarder": false,
    "is_public_free": false,
    "is_public_premium": false,
    "is_business_provider": false,
    "is_isp_email": false,
    "is_email_api": false,
    "is_web_hosting_email": false,
    "is_self_hosted": false,
    "is_parked": false,
    "is_role_based_email": false,
    "mx_host": "gmail.123.pl",
    "mx_ip": "0.0.0.0",
    "mx_info": "No MX-pointer in DNS record. Using domain: gmail.123.pl",
    "mx_fallback": true,
    "mx_hosts": [
        "gmail.123.pl"
    ],
    "mx_ips": [
        "0.0.0.0"
    ],
    "mx_priorities": [],
    "email_provider": null,
    "disposable_provider": null,
    "possible_typo": [],
    "domain_age_days": null,
    "domain_created_at": null,
    "block_status_changed_at": "2021-05-27T18:51:28+00:00"
}