Is mastersunion.org valid?

mastersunion.org is a valid domain that should be allowed to do sign-ups and registrations. Based on our analysis, you should allow this domain.

Raw API JSON response:

{
    "valid": true,
    "block": false,
    "domain": "mastersunion.org",
    "base_domain": "mastersunion.org",
    "text": "Looks okay",
    "reason": "Heuristics: WM1",
    "risk": 10,
    "is_disposable": false,
    "is_email_forwarder": false,
    "is_public_free": false,
    "is_public_premium": false,
    "is_business_provider": true,
    "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": "alt3.aspmx.l.google.com",
    "mx_ip": "172.253.158.27",
    "mx_info": "Using MX pointer alt1.aspmx.l.google.com from DNS with priority: 5",
    "mx_fallback": false,
    "mx_hosts": [
        "alt3.aspmx.l.google.com",
        "alt4.aspmx.l.google.com",
        "alt1.aspmx.l.google.com",
        "alt2.aspmx.l.google.com",
        "aspmx.l.google.com"
    ],
    "mx_ips": {
        "0": "172.253.158.27",
        "1": "142.250.147.27",
        "3": "192.178.211.26",
        "4": "142.251.127.27"
    },
    "mx_priorities": {
        "aspmx.l.google.com": 1,
        "alt1.aspmx.l.google.com": 5,
        "alt2.aspmx.l.google.com": 5,
        "alt3.aspmx.l.google.com": 10,
        "alt4.aspmx.l.google.com": 10
    },
    "email_provider": "Google Workspace",
    "disposable_provider": null,
    "possible_typo": [],
    "domain_age_days": 2443,
    "domain_created_at": "2019-09-03T00:00:00+00:00",
    "block_status_changed_at": "2020-10-21T18:16:06+00:00"
}