Is quadrivium.pt valid?

quadrivium.pt 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": "quadrivium.pt",
    "base_domain": "quadrivium.pt",
    "text": "Looks okay",
    "reason": "Heuristics: WM1",
    "risk": 10,
    "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": true,
    "is_self_hosted": false,
    "is_parked": false,
    "is_role_based_email": false,
    "mx_host": "mx1.cleanmx.pt",
    "mx_ip": "109.71.47.60",
    "mx_info": "Using MX pointer mx1.cleanmx.pt from DNS with priority: 10",
    "mx_fallback": false,
    "mx_hosts": [
        "mx1.cleanmx.pt",
        "mx2.cleanmx.pt"
    ],
    "mx_ips": [
        "109.71.47.60",
        "130.185.80.210",
        "130.185.80.200",
        "94.46.16.235",
        "130.185.80.60",
        "109.71.47.160",
        "109.71.47.152",
        "130.185.80.110",
        "130.185.80.111",
        "109.71.47.61",
        "109.71.47.161",
        "130.185.80.201",
        "109.71.47.153",
        "130.185.80.211",
        "94.46.16.236"
    ],
    "mx_priorities": {
        "mx1.cleanmx.pt": 10,
        "mx2.cleanmx.pt": 20
    },
    "email_provider": "PTisp",
    "disposable_provider": null,
    "possible_typo": [],
    "domain_age_days": null,
    "domain_created_at": null,
    "block_status_changed_at": "2021-01-22T10:45:32+00:00"
}