216.32.181.21
ns21-f.bigfish.com
archive.frontbridge.combigfish.combigfishdemo.combigfishdemo.netcustomer.frontbridge.comemail-security.verisign.comemailsecurity.verisign.comemps.equant.comemps.equant.netencryption.messaging.microsoft.comeu.emps.equant.comfrontbridge.comglobal.bigfish.comglobal.frontbridge.comglobal.ibmits.comglobal.mas.att.comglobal.messaging.microsoft.comglobal.necunified.comglobal.sprint.comibmits.commessaging.microsoft.commps.mnc.orange-business.comspamshark.comus.frontbridge.comus.messaging.microsoft.comvip.global.frontbridge.comxyzfinancial.com