Is muj.biglobe.ne.jp valid?

muj.biglobe.ne.jp 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": "muj.biglobe.ne.jp",
    "base_domain": "biglobe.ne.jp",
    "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": false,
    "is_isp_email": false,
    "is_email_api": false,
    "is_web_hosting_email": false,
    "is_self_hosted": true,
    "is_parked": false,
    "is_role_based_email": false,
    "mx_host": "bgmgate1.biglobe.ne.jp",
    "mx_ip": "111.96.116.215",
    "mx_info": "Using MX pointer bgmgate1.biglobe.ne.jp from DNS with priority: 10",
    "mx_fallback": false,
    "mx_hosts": [
        "bgmgate1.biglobe.ne.jp",
        "bgmgate2.biglobe.ne.jp",
        "bgmgate9.biglobe.ne.jp"
    ],
    "mx_ips": [
        "111.96.116.215",
        "111.96.117.215",
        "2001:268:fa04:1400::d7",
        "2001:268:fa30:2600::d7"
    ],
    "mx_priorities": {
        "bgmgate1.biglobe.ne.jp": 10,
        "bgmgate2.biglobe.ne.jp": 10,
        "bgmgate9.biglobe.ne.jp": 30
    },
    "email_provider": null,
    "disposable_provider": null,
    "possible_typo": [],
    "domain_age_days": null,
    "domain_created_at": null,
    "block_status_changed_at": "2020-06-03T04:52:34+00:00"
}