Is 4aero.com valid?
Verify if 4aero.com is a valid e-mail domain
4aero.com
4aero.com is a valid domain that should be allowed to do sign-ups and registrations. Based on our analysis, you should allow this domain. If a user is trying to sign-up using an e-mail on this domain, it is most likely okay.
The best way to verify email domains like 4aero.com is to use the Check-Mail API, available for free, for all programming languages.
Raw API JSON response:
"valid": true,
"block": false,
"disposable": false,
"email_forwarder": false,
"domain": "4aero.com",
"text": "Looks okay",
"reason": "Heuristics: WM1",
"risk": 10,
"mx_host": "mx16.protectedservice.net",
"possible_typo": [],
"mx_ip": "18.135.18.183",
"mx_info": "Using MX pointer mx16.protectedservice.net from DNS with priority: 10",
"last_changed_at": "2025-08-02T02:10:06+02:00"
}
4aero.com
Status: Looks okay
RISK
LOW
Domain risk: 10
Are you a programmer?
Did you know we have a free API to validate e-mail addresses?