oneon.site is a disposable email domain
oneon.site is a disposable email domain (risk: 100/100). Block it with the free Check-Mail API.
oneon.site is a disposable temp email domain from tempmailapi.io.vn that provides throwaway email addresses and should be blocked. These temporary addresses are frequently exploited to bypass verification systems and create fake accounts.
Raw API JSON response:
{
"valid": true,
"block": true,
"disposable": true,
"email_forwarder": false,
"domain": "oneon.site",
"text": "Disposable \/ temporary domain",
"reason": "Disposable",
"risk": 100,
"mx_host": "a.oneon.site",
"possible_typo": [],
"mx_ip": "165.232.164.223",
"mx_info": "Using MX pointer a.oneon.site from DNS with priority: 10",
"last_changed_at": "2026-03-17T14:14:53+00:00"
}
Status: Disposable / temporary domain
Domain risk: 100
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Other domains from tempmailapi.io.vn
Our database contains more than 10 domains linked to this provider. Below are some of the most recently blocked ones:
Technical Details for oneon.site
Risk Score
100 / 100
MX Host
a.oneon.site
Disposable Provider
Detection Method
Advanced heuristics
This domain was blocked heuristically. Unknown domains are automatically analyzed and tagged with our advanced algorithms.
Last updated: Mar 17, 2026
oneon.site Domain Age
oneon.site was registered on December 2, 2025 and is 3 months old.
How to Block oneon.site
You can automatically block oneon.site 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=oneon.site"
Get your free API key or read the documentation for integration guides in PHP, Python, JavaScript, and more.
Frequently Asked Questions about oneon.site
What is oneon.site?
oneon.site is a disposable temporary email domain operated by tempmailapi.io.vn with a risk score of 100/100. It provides users with throwaway email addresses for anonymous online activities.
Should I block oneon.site?
Yes. oneon.site is a disposable email domain with a HIGH risk level (score: 100/100). We recommend blocking this domain to prevent fake sign-ups, spam registrations, and potential fraud.
How old is oneon.site?
oneon.site was registered on December 2, 2025 and is 3 months old.
How do I block oneon.site emails?
Use the free Check-Mail API to automatically detect and block oneon.site and thousands of other disposable email domains. See the documentation for integration guides or get started with a free API key.
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