Is frbc.io valid?
Verify if frbc.io is a valid e-mail domain
Domain: frbc.io
Valid: Yes
This domain is valid and should be able to receive e-mail.
Tested MX: filter.upwardmail.net (216.24.56.71)
Using MX pointer filter.upwardmail.net from DNS with priority: 10
Block: No
You do not need to block this domain for signups/registrations.
Disposable: No
This does not look like a temporary/disposable e-mail domain.
API reason:
No anomaly detected
Raw API response:
"valid": true,
"block": false,
"disposable": false,
"email_forwarder": false,
"domain": "frbc.io",
"text": "Looks okay",
"reason": "No anomaly detected",
"risk": 15,
"mx_host": "filter.upwardmail.net",
"possible_typo": [],
"mx_ip": "216.24.56.71",
"mx_info": "Using MX pointer filter.upwardmail.net from DNS with priority: 10",
"last_changed_at": "2025-08-02T00:45:22+02:00"
}
frbc.io
Status: Looks okay
RISK
LOW
Domain risk: 15
Are you a programmer?
Did you know we have a free API to validate e-mail addresses?