b20nn6.cn is a disposable email domain

b20nn6.cn is a disposable temp email domain from EmailFake that provides throwaway email addresses and should be blocked. These temporary addresses are frequently exploited to bypass verification systems and create fake accounts.

Raw API JSON response:

{
    "valid": true,
    "block": true,
    "domain": "b20nn6.cn",
    "base_domain": "b20nn6.cn",
    "text": "Should be blocked",
    "reason": "Heuristics: BP1",
    "risk": 100,
    "is_disposable": true,
    "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": "generator.email",
    "mx_ip": "91.196.52.205",
    "mx_info": "Using MX pointer generator.email from DNS with priority: 1",
    "mx_fallback": false,
    "mx_hosts": [
        "generator.email"
    ],
    "mx_ips": [
        "91.196.52.205"
    ],
    "mx_priorities": {
        "generator.email": 1
    },
    "email_provider": null,
    "disposable_provider": "EmailFake",
    "possible_typo": [],
    "domain_age_days": null,
    "domain_created_at": null,
    "block_status_changed_at": "2026-08-20T15:24:13+00:00"
}