checkeremail.com

checkeremail.com is a mail server (MX) used by 1 checked domain. Based on public DNS, it looks healthy.

IP & reverse DNS

IP addressReverse DNS (PTR)FCrDNSDNSBL
52.101.50.10mail-mw2pr02cu00502.inbound.protection.outlook.comYesNot listed
52.101.41.183mail-byapr04cu00307.inbound.protection.outlook.comYesNot listed
52.101.10.2mail-bn8pr03cu00202.inbound.protection.outlook.comYesNot listed
52.101.42.87mail-co2pr03cu00207.inbound.protection.outlook.comYesNot listed
2a01:111:f403:c91d::amail-co1pr21cu00202.inbound.protection.outlook.comYesNot listed
2a01:111:f403:f90a::8mail-bn0pr05cu00100.inbound.protection.outlook.comYesNot listed
2a01:111:f403:c946::mail-ch5pr02cu00200.inbound.protection.outlook.comYesNot listed
2a01:111:f403:f90b::mail-bn6pr04cu00100.inbound.protection.outlook.comYesNot listed

FCrDNS (forward-confirmed reverse DNS) passes when the IP’s PTR name resolves back to the same IP. It is a key signal that a mail server is legitimately configured; servers without it are widely treated as suspicious.

Domains using this mail server

What does this mean?

These are public DNS facts about the mail server checkeremail.com — the host that other servers connect to when delivering email for the domains above. We do not actively probe it over SMTP; the checks here are reverse DNS, forward-confirmed rDNS and public blocklists.

To look up a specific domain’s mail setup use the MX Lookup, or verify an address with the email checker. Learn more in email servers explained.

联系方式与数据请求

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