runtime.website is a disposable email domain

runtime.website is a disposable temp email domain from 5min.email 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": "runtime.website",
    "base_domain": "runtime.website",
    "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": true,
    "is_parked": false,
    "is_role_based_email": false,
    "mx_host": "mail.runtime.website",
    "mx_ip": "84.247.150.15",
    "mx_info": "Using MX pointer mail.runtime.website from DNS with priority: 10",
    "mx_fallback": false,
    "mx_hosts": [
        "mail.runtime.website"
    ],
    "mx_ips": [
        "84.247.150.15"
    ],
    "mx_priorities": {
        "mail.runtime.website": 10
    },
    "email_provider": null,
    "disposable_provider": "5min.email",
    "possible_typo": [],
    "domain_age_days": null,
    "domain_created_at": null,
    "block_status_changed_at": "2026-05-08T12:43:50+00:00"
}