narrowment.com is a disposable email domain

narrowment.com is a disposable temp email domain from EmailOnDeck 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": "narrowment.com",
    "base_domain": "narrowment.com",
    "text": "Disposable \/ temporary domain",
    "reason": "Heuristics x2",
    "risk": 93,
    "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": true,
    "is_role_based_email": false,
    "mx_host": "bak001ozh9.narrowment.com",
    "mx_ip": "138.197.239.249",
    "mx_info": "Using MX pointer bak001ozh9.narrowment.com from DNS with priority: 18",
    "mx_fallback": false,
    "mx_hosts": [
        "bak001ozh9.narrowment.com"
    ],
    "mx_ips": [
        "138.197.239.249"
    ],
    "mx_priorities": {
        "bak001ozh9.narrowment.com": 18
    },
    "email_provider": null,
    "disposable_provider": "EmailOnDeck",
    "possible_typo": [],
    "domain_age_days": 89,
    "domain_created_at": "2026-04-07T00:00:00+00:00",
    "block_status_changed_at": "2026-06-01T12:00:50+00:00"
}