checkhub.org is a disposable email domain

checkhub.org is a disposable temp email domain from dustmail.net 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": "checkhub.org",
    "base_domain": "checkhub.org",
    "text": "Disposable \/ temporary domain",
    "reason": "Disposable",
    "risk": 91,
    "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": "mail.dustmail.net",
    "mx_ip": "152.53.133.40",
    "mx_info": "Using MX pointer mail.dustmail.net from DNS with priority: 10",
    "mx_fallback": false,
    "mx_hosts": [
        "mail.dustmail.net"
    ],
    "mx_ips": [
        "152.53.133.40"
    ],
    "mx_priorities": {
        "mail.dustmail.net": 10
    },
    "email_provider": null,
    "disposable_provider": "dustmail.net",
    "possible_typo": [],
    "domain_age_days": 168,
    "domain_created_at": "2026-04-12T00:00:00+00:00",
    "block_status_changed_at": "2026-07-13T22:05:36+00:00"
}