Is onexus.one valid?
onexus.one should be blocked (risk: 80/100). Use the Check-Mail API to detect risky domains.
onexus.one 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": "onexus.one",
"base_domain": "onexus.one",
"text": "Highly suspicious",
"reason": "Anomalies detected",
"risk": 80,
"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": "_dc-mx.59c250757755.onexus.one",
"mx_ip": "66.96.140.184",
"mx_info": "Using MX pointer _dc-mx.59c250757755.onexus.one from DNS with priority: 30",
"mx_fallback": false,
"mx_hosts": [
"_dc-mx.59c250757755.onexus.one"
],
"mx_ips": [
"66.96.140.184",
"66.96.140.185"
],
"mx_priorities": {
"_dc-mx.59c250757755.onexus.one": 30
},
"email_provider": null,
"disposable_provider": null,
"possible_typo": [],
"domain_age_days": 1499,
"domain_created_at": "2022-07-30T00:00:00+00:00",
"block_status_changed_at": "2026-08-31T23:41:33+00:00"
}
Status: Highly suspicious
Domain risk: 80
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Technical Details for onexus.one
Risk Score
80 / 100
MX Host
_dc-mx.59c250757755.onexus.one
Last updated: Aug 31, 2026
onexus.one Domain Age
onexus.one was registered on July 30, 2022 and is 4 years, 1 month old.
How to Block onexus.one
You can automatically block onexus.one 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=onexus.one"
Get your free API key or read the documentation for integration guides in PHP, Python, JavaScript, and more.
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