Is nc3.lu valid?

nc3.lu is a valid domain that should be allowed to do sign-ups and registrations. Based on our analysis, you should allow this domain.

Raw API JSON response:

{
    "valid": true,
    "block": false,
    "domain": "nc3.lu",
    "base_domain": "nc3.lu",
    "text": "Looks okay",
    "reason": "none",
    "risk": 15,
    "is_disposable": false,
    "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": "mx1-lu.mbox.cloud",
    "mx_ip": "85.93.212.33",
    "mx_info": "Using MX pointer mx1-lu.mbox.cloud from DNS with priority: 10",
    "mx_fallback": false,
    "mx_hosts": [
        "mx1-lu.mbox.cloud",
        "mx2-lu.mbox.cloud"
    ],
    "mx_ips": [
        "85.93.212.33",
        "85.93.212.34"
    ],
    "mx_priorities": {
        "mx1-lu.mbox.cloud": 10,
        "mx2-lu.mbox.cloud": 20
    },
    "email_provider": null,
    "disposable_provider": null,
    "possible_typo": [],
    "domain_age_days": null,
    "domain_created_at": null,
    "block_status_changed_at": "2026-10-16T10:48:07+00:00"
}