Is mertes.eu valid?

mertes.eu

mertes.eu 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 mertes.eu 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": "mertes.eu",
    "text": "Looks okay",
    "reason": "Heuristics: WM1",
    "risk": 10,
    "mx_host": "smtpin.rzone.de",
    "possible_typo": [],
    "mx_ip": "81.169.145.97",
    "mx_info": "Using MX pointer smtpin.rzone.de from DNS with priority: 5",
    "last_changed_at": "2020-05-22T21:35:25+00:00"
}