Is heimdalsecurity.com valid?

heimdalsecurity.com 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": "heimdalsecurity.com",
    "base_domain": "heimdalsecurity.com",
    "text": "Looks okay",
    "reason": "Heuristics: WM1",
    "risk": 20,
    "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": true,
    "is_parked": false,
    "is_role_based_email": false,
    "mx_host": "eu-esec-01.heimdalsecurity.com",
    "mx_ip": "20.50.183.144",
    "mx_info": "Using MX pointer eu-esec-01.heimdalsecurity.com from DNS with priority: 0",
    "mx_fallback": false,
    "mx_hosts": [
        "eu-esec-01.heimdalsecurity.com",
        "eu-esec-02.heimdalsecurity.com",
        "heimdalsecurity-com.mail.protection.outlook.com"
    ],
    "mx_ips": {
        "0": "20.50.183.144",
        "1": "20.50.183.146",
        "4": "52.101.73.8",
        "5": "52.101.68.21",
        "6": "52.101.73.30",
        "7": "52.101.73.11"
    },
    "mx_priorities": {
        "eu-esec-01.heimdalsecurity.com": 0,
        "eu-esec-02.heimdalsecurity.com": 0,
        "heimdalsecurity-com.mail.protection.outlook.com": 10
    },
    "email_provider": null,
    "disposable_provider": null,
    "possible_typo": [],
    "domain_age_days": 4628,
    "domain_created_at": "2013-09-15T00:00:00+00:00",
    "block_status_changed_at": "2020-05-22T09:57:26+00:00"
}