Is olinails.de valid?
olinails.de should be blocked (risk: 60/100). Use the Check-Mail API to detect risky domains.
olinails.de 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": "olinails.de",
"base_domain": "olinails.de",
"text": "Domain's mail server address is invalid",
"reason": "unroutable_mx",
"risk": 60,
"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": "mail.olinails.de",
"mx_ip": "127.0.0.1",
"mx_info": "Using MX pointer mail.olinails.de from DNS with priority: 100",
"mx_fallback": false,
"mx_hosts": [
"mail.olinails.de"
],
"mx_ips": [
"127.0.0.1"
],
"mx_priorities": {
"mail.olinails.de": 100
},
"email_provider": null,
"disposable_provider": null,
"possible_typo": [],
"domain_age_days": null,
"domain_created_at": null,
"block_status_changed_at": "2026-09-14T15:37:13+00:00"
}
Status: Domain's mail server address is invalid
Domain risk: 60
Are you a programmer?
Did you know we have a free API to validate e-mails and block olinails.de?
Technical Details for olinails.de
Risk Score
60 / 100
MX Host
mail.olinails.de
Last updated: Sep 14, 2026
How to Block olinails.de
You can automatically block olinails.de 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=olinails.de"
Get your free API key or read the documentation for integration guides in PHP, Python, JavaScript, and more.
Related Resources
Recently checked domains:
ticonnections.com zeddnin.my.id mailbox.skin eqfrntue.com prolificsolutions.co.uk