Summary
Incoming mail for
cluster1a.us.messagelabs.com is handled by eleven mailservers at
messagelabs.com. Some of them are on the same IP network.
cluster1a.us.messagelabs.com has eleven IP numbers. Some of them are on the same IP network.
emailscan1a.mci.com cnames to this hostname.
mail44.messagelabs.com,
cluster1a.eu.messagelabs.com,
cluster3a.eu.messagelabs.com,
cluster5a.us.messagelabs.com,
cluster2a.eu.messagelabs.com and at least three other hosts point to the same IP and also shares mailservers.
mail4.iata.org,
mail3.iata.org,
mailin2.mcci.com,
mailin1.mcci.com,
mx1.dragonair.com and at least eleven other hosts point to the same IP.
ace.bm,
wie.org,
cci.org,
bpc.com,
arn.com and at least 100 other hosts use this as a mailserver.
mail53.messagelabs.com,
mail54.messagelabs.com,
mail553.messagelabs.com,
mail198.messagelabs.com,
mail197.messagelabs.com and at least 16 other hosts share mailservers with this domain.