Is highkey.io valid?
How to block highkey.io invalid e-mail domain
Domain: highkey.io
Valid: Yes, but should be blocked
This domain is valid and should be able to receive e-mail.
Tested MX: highkey.io (13.248.169.48)
No MX-pointer in DNS record. Using domain: highkey.io
Block: Yes
You should block this domain for signups/registrations.
Disposable: No
This does not look like a temporary/disposable e-mail domain.
API reason:
Heuristics: T2
Raw API response:
"valid": true,
"block": true,
"disposable": false,
"email_forwarder": false,
"domain": "highkey.io",
"text": "Looks suspicious",
"reason": "Heuristics: T2",
"risk": 95,
"mx_host": "highkey.io",
"possible_typo": [],
"mx_ip": "13.248.169.48",
"mx_info": "No MX-pointer in DNS record. Using domain: highkey.io",
"last_changed_at": "2022-10-13T17:41:28+02:00"
}
highkey.io
Status: Looks suspicious
RISK
HIGH
Domain risk: 95
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