e0f103fwtco06k871d7pbsth88ey2n.oastify.com is a disposable email domain

e0f103fwtco06k871d7pbsth88ey2n.oastify.com is a disposable temp email domain from Burp Collaborator 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": "e0f103fwtco06k871d7pbsth88ey2n.oastify.com",
    "base_domain": "oastify.com",
    "text": "Disposable or temporary email 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": "e0f103fwtco06k871d7pbsth88ey2n.oastify.com",
    "mx_ip": "54.77.139.23",
    "mx_info": "No MX-pointer in DNS record. Using domain: e0f103fwtco06k871d7pbsth88ey2n.oastify.com",
    "mx_fallback": true,
    "mx_hosts": [],
    "mx_ips": [],
    "mx_priorities": [],
    "email_provider": null,
    "disposable_provider": "Burp Collaborator",
    "possible_typo": [],
    "domain_age_days": null,
    "domain_created_at": null,
    "block_status_changed_at": "2026-03-03T00:18:40+00:00"
}