Is firstdown.dk valid?
firstdown.dk should be blocked (risk: 90/100). Use the Check-Mail API to detect risky domains.
firstdown.dk 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,
"disposable": false,
"email_forwarder": false,
"domain": "firstdown.dk",
"text": "Highly suspicious",
"reason": "Anomalies detected",
"risk": 90,
"mx_host": "firstdown.dk",
"possible_typo": [],
"mx_ip": "188.114.96.3",
"mx_info": "No MX-pointer in DNS record. Using domain: firstdown.dk",
"last_changed_at": "2023-08-21T10:17:07+00:00"
}
Status: Highly suspicious
Domain risk: 90
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Technical Details for firstdown.dk
Risk Score
90 / 100
MX Host
firstdown.dk
Last updated: Aug 21, 2023
firstdown.dk Domain Age
firstdown.dk was registered on August 27, 2019 and is 6 years, 7 months old.
How to Block firstdown.dk
You can automatically block firstdown.dk 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=firstdown.dk"
Get your free API key or read the documentation for integration guides in PHP, Python, JavaScript, and more.
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