Summary
erg3.ceryxefw.com has one IP number , which is the same as for
ceryxefw.com, but the reverse is
clnyvs1.800onemail.com.
ceryxefw.com,
mx3.efwmx.net,
mx4.efwmx.net,
hg2.ceryxefw.com,
np4.ceryxefw.com and at least 100 other hosts point to the same IP.
environics.ca,
environics.net,
doctorsurvey.ca,
environics-west.com,
advisorperception.ca and at least one other host use this as a mailserver.
ceryxefw.com is delegated to three nameservers, however two extra nameservers are listed in the zone. All of them are on different IP networks.
erg3.ceryxefw.com is hosted on a server in United States.