tempmailer.io is a disposable email domain

tempmailer.io is a disposable email domain (risk: 91/100). Block it with the free Check-Mail API.

tempmailer.io

tempmailer.io is a disposable temp email domain from tempmailer.io 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,
    "domain": "tempmailer.io",
    "base_domain": "tempmailer.io",
    "text": "Disposable \/ temporary domain",
    "reason": "Disposable",
    "risk": 91,
    "is_disposable": true,
    "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": false,
    "is_role_based_email": false,
    "mx_host": "smtp.google.com",
    "mx_ip": "64.233.161.27",
    "mx_info": "Using MX pointer smtp.google.com from DNS with priority: 1",
    "mx_fallback": false,
    "mx_hosts": [
        "smtp.google.com"
    ],
    "mx_ips": [
        "64.233.161.27",
        "64.233.163.26",
        "64.233.161.26",
        "142.250.150.27",
        "64.233.163.27"
    ],
    "mx_priorities": {
        "smtp.google.com": 1
    },
    "email_provider": "Google Workspace",
    "disposable_provider": "tempmailer.io",
    "possible_typo": [],
    "domain_age_days": 223,
    "domain_created_at": "2025-12-26T00:00:00+00:00",
    "block_status_changed_at": "2026-08-06T22:14:08+00:00"
}
tempmailer.io should be blocked
tempmailer.io

Status: Disposable / temporary domain

RISK
HIGH

Domain risk: 91

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Technical Details for tempmailer.io

Risk Score

91 / 100

MX Host

smtp.google.com

Disposable Provider

tempmailer.io

Detection Method

Advanced heuristics

This domain was blocked heuristically. Unknown domains are automatically analyzed and tagged with our advanced algorithms.

Last updated: Aug 6, 2026

tempmailer.io Domain Age

tempmailer.io was registered on December 26, 2025 and is 7 months old.

How to Block tempmailer.io

You can automatically block tempmailer.io 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=tempmailer.io"

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

Frequently Asked Questions about tempmailer.io

What is tempmailer.io?

tempmailer.io is a disposable temporary email domain operated by tempmailer.io with a risk score of 91/100. It provides users with throwaway email addresses for anonymous online activities.

Should I block tempmailer.io?

Yes. tempmailer.io is a disposable email domain with a HIGH risk level (score: 91/100). We recommend blocking this domain to prevent fake sign-ups, spam registrations, and potential fraud.

How old is tempmailer.io?

tempmailer.io was registered on December 26, 2025 and is 7 months old.

How do I block tempmailer.io emails?

Use the free Check-Mail API to automatically detect and block tempmailer.io 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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