checkeremail.com is a mail server (MX) used by 1 checked domain. Based on public DNS, it is partially configured.
| IP address | Reverse DNS (PTR) | FCrDNS | DNSBL |
|---|---|---|---|
| 54.243.117.197 | ec2-54-243-117-197.compute-1.amazonaws.com | Yes | Not listed |
| 13.223.25.84 | ec2-13-223-25-84.compute-1.amazonaws.com | Yes | Not listed |
| 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb | No | Unknown | Not listed |
| 2600:1f18:4ae:c606:78d4:4260:db4e:aeee | No | Unknown | Not 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.
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.
Have a question, want your data removed, or want us to stop checking your mail server? Reach out - we respond to every message.