17 DNS NS record assets at ns1-11.akam.net.
iphmx.com
emailhub.net
ironportnation.com
smtpi.org
postx.net
senderbase.org
postx.com
ironportdemo.com
ironport.com
pxmail.com
godspeednetworks.com
senderbase.biz
digitalcribs.net
smtpi.com
spamcop.net
asyncfs.com
finaledgedev.com