Is dupladesign.pt valid?

dupladesign.pt is a domain that should be blocked from sign-ups or registrations. Based on our analysis, you should block this domain. If a user is trying to sign-up using an e-mail on this domain, it's likely that it's a malicious or fraudulent attempt.

Raw API JSON response:

{
    "valid": true,
    "block": true,
    "domain": "dupladesign.pt",
    "base_domain": "dupladesign.pt",
    "text": "Highly suspicious",
    "reason": "Anomalies detected",
    "risk": 90,
    "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": true,
    "is_role_based_email": false,
    "mx_host": "a1.spambusters.email",
    "mx_ip": "185.90.57.10",
    "mx_info": "Using MX pointer a1.spambusters.email from DNS with priority: 10",
    "mx_fallback": false,
    "mx_hosts": [
        "a1.spambusters.email",
        "a2.spambusters.email",
        "n1.spambusters.email"
    ],
    "mx_ips": [
        "185.90.57.10",
        "185.90.57.191",
        "194.39.127.49",
        "194.39.127.51",
        "185.31.158.19",
        "194.39.126.11",
        "185.90.57.192",
        "194.39.127.52",
        "185.90.57.11"
    ],
    "mx_priorities": {
        "a1.spambusters.email": 10,
        "a2.spambusters.email": 30,
        "n1.spambusters.email": 20
    },
    "email_provider": null,
    "disposable_provider": null,
    "possible_typo": [],
    "domain_age_days": null,
    "domain_created_at": null,
    "block_status_changed_at": "2026-06-30T09:41:05+00:00"
}