Is 1hawaiian.com valid?

1hawaiian.com should be blocked (risk: 90/100). Use the Check-Mail API to detect risky domains.

1hawaiian.com

1hawaiian.com 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": "1hawaiian.com",
    "base_domain": "1hawaiian.com",
    "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": true,
    "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": "mx1.emailsrvr.com",
    "mx_ip": "173.203.187.1",
    "mx_info": "Using MX pointer mx1.emailsrvr.com from DNS with priority: 10",
    "mx_fallback": false,
    "mx_hosts": [
        "mx1.emailsrvr.com",
        "mx2.emailsrvr.com"
    ],
    "mx_ips": [
        "173.203.187.1",
        "173.203.187.2",
        "146.20.161.2",
        "184.106.54.2",
        "108.166.43.2"
    ],
    "mx_priorities": {
        "mx1.emailsrvr.com": 10,
        "mx2.emailsrvr.com": 20
    },
    "email_provider": "Rackspace Email",
    "disposable_provider": null,
    "possible_typo": [],
    "domain_age_days": 3190,
    "domain_created_at": "2017-12-07T00:00:00+00:00",
    "block_status_changed_at": "2026-09-01T06:11:10+00:00"
}
1hawaiian.com should be blocked
1hawaiian.com

Status: Highly suspicious

RISK
HIGH

Domain risk: 90

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Technical Details for 1hawaiian.com

Risk Score

90 / 100

MX Host

mx1.emailsrvr.com

Email Provider

Rackspace Email

Last updated: Sep 1, 2026

1hawaiian.com Domain Age

1hawaiian.com was registered on December 7, 2017 and is 8 years, 9 months old.

How to Block 1hawaiian.com

You can automatically block 1hawaiian.com and thousands of other disposable and fraudulent email domains using the free Check-Mail API. Simply query the API with any email domain to get an instant block recommendation.

Example API request:

curl -X POST "https://api.check-mail.org/v2/" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d "domain=1hawaiian.com"

Get your free API key or read the documentation for integration guides in PHP, Python, JavaScript, and more.

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