muellfach.de is a disposable email domain

muellfach.de is a disposable temp email domain from muellfach.de 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": "muellfach.de",
    "base_domain": "muellfach.de",
    "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": true,
    "is_parked": false,
    "is_role_based_email": false,
    "mx_host": "mx1.muellfach.de",
    "mx_ip": "152.53.206.184",
    "mx_info": "Using MX pointer mx1.muellfach.de from DNS with priority: 10",
    "mx_fallback": false,
    "mx_hosts": [
        "mx1.muellfach.de"
    ],
    "mx_ips": [
        "152.53.206.184"
    ],
    "mx_priorities": {
        "mx1.muellfach.de": 10
    },
    "email_provider": null,
    "disposable_provider": "muellfach.de",
    "possible_typo": [],
    "domain_age_days": null,
    "domain_created_at": null,
    "block_status_changed_at": "2026-07-10T13:45:07+00:00"
}