Is ex.ua valid?
How to block ex.ua e-mail domain
ex.ua
ex.ua 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 for some reason.
The best way to detect and block domains like ex.ua is to use the Check-Mail API, available for free, for all programming languages.
Raw API JSON response:
"valid": true,
"block": true,
"disposable": false,
"email_forwarder": false,
"domain": "ex.ua",
"text": "Looks suspicious",
"reason": "Heuristics: T2",
"risk": 15,
"mx_host": "mx.imena.ua",
"possible_typo": [],
"mx_ip": "78.27.225.12",
"mx_info": "Using MX pointer mx.imena.ua from DNS with priority: 10",
"last_changed_at": "2025-07-10T03:33:49+02:00"
}
ex.ua
Status: Looks suspicious
RISK
LOW
Domain risk: 15
Are you a programmer?
Did you know we have a free API to validate e-mails and block ex.ua?