Proxy Bluecoat help with understanding IP placement

Hello I need a lot of help in identifying the source/destination/translation IP's in this bluecoat log. Can anybody help...

2010-04-20 07:00:40 225 1XX.115.109.XX 200 TCP_NC_MISS 332 533 GET http 116vistadrive.greatluxuryestate.com 65.XX.172.67 80 /mlsmax/layout05/images/menu_div.gif - http://116vistadrive.greatluxuryestate.com/mlsmax/hom e.htm?mls=&vkey=&vid= linney1 - DIRECT 116vistadrive.greatluxuryestate.com image/gif "Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.2.3) Gecko/20100401 Firefox/3.6.3" OBSERVED "Real Estate" – 1XX.115.27.XX SG-HTTP-Service