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 address	Reverse DNS (PTR)	FCrDNS	DNSBL
142.250.109.17	zr-in-f17.1e100.net	Yes	Not listed
142.250.109.83	zr-in-f83.1e100.net	Yes	Not listed
142.250.109.19	zr-in-f19.1e100.net	Yes	Not listed
142.250.109.18	zr-in-f18.1e100.net	Yes	Not listed
2a00:1450:4025:800::13	zr-in-f19.1e100.net	Yes	Not listed
2a00:1450:4025:800::53	zr-in-f83.1e100.net	Yes	Not listed
2a00:1450:4025:800::12	zr-in-f18.1e100.net	Yes	Not listed
2a00:1450:4025:800::11	zr-in-f17.1e100.net	Yes	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.

Domains using this mail server

gmail.co

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.