Is cnfsystem.co.kr valid?

cnfsystem.co.kr 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": "cnfsystem.co.kr",
    "base_domain": "cnfsystem.co.kr",
    "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": "mx02.mailplug.com",
    "mx_ip": "223.26.214.9",
    "mx_info": "Using MX pointer mx02.mailplug.com from DNS with priority: 20",
    "mx_fallback": false,
    "mx_hosts": [
        "mx02.mailplug.com",
        "mx01.mailplug.com"
    ],
    "mx_ips": [
        "223.26.214.9",
        "223.26.214.10",
        "121.156.118.248",
        "121.156.118.223",
        "121.156.118.220",
        "121.156.118.204",
        "121.156.118.213",
        "121.156.118.202"
    ],
    "mx_priorities": {
        "mx01.mailplug.com": 10,
        "mx02.mailplug.com": 20
    },
    "email_provider": "Mailplug",
    "disposable_provider": null,
    "possible_typo": [],
    "domain_age_days": 6337,
    "domain_created_at": "2008-12-30T00:00:00+00:00",
    "block_status_changed_at": "2020-05-22T02:30:47+00:00"
}