quarkernel.com is a disposable email domain

quarkernel.com is a disposable temp email domain from mails.org 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": "quarkernel.com",
    "base_domain": "quarkernel.com",
    "text": "Disposable email provider",
    "reason": "Heuristics: BP3",
    "risk": 90,
    "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": "sparkblink.org",
    "mx_ip": "80.78.31.45",
    "mx_info": "Using MX pointer sparkblink.org from DNS with priority: 10",
    "mx_fallback": false,
    "mx_hosts": [
        "sparkblink.org"
    ],
    "mx_ips": [
        "80.78.31.45"
    ],
    "mx_priorities": {
        "sparkblink.org": 10
    },
    "email_provider": null,
    "disposable_provider": "mails.org",
    "possible_typo": [],
    "domain_age_days": null,
    "domain_created_at": null,
    "block_status_changed_at": "2026-09-09T00:30:39+00:00"
}