Summary
ns4.dhl.com has one IP number , which also has a corresponding reverse pointer.
dhl.es,
dhl.ca,
dhl.it,
dhl.ch,
dhl.lt and at least 100 other hosts use this as a nameserver.
dhl.com.sa use this as a mailserver.
dhl.com is a domain controlled by three nameservers at
dhl.com themselves. All of them are on different IP networks. Incoming mail for
dhl.com is handled by two mailservers having a total of four IP numbers. There are four duplicated IP numbers. Some of them are on the same IP network.
dhl.com has one IP number.
ns4.dhl.com is hosted on a server in United States.