// Can't enter chat rooms with any of these servers as it's not supported

Alpha AC4's:

alphawebcs1.msg.ac4.yahoo.com

Alpha AC4 Px's:

alphawebcs2p1.msg.ac4.yahoo.com
alphawebcs2p2.msg.ac4.yahoo.com

Alpha SP1's:

*alphawebcs1.msg.vip.sp1.yahoo.com (connects on port 80 only)
alphawebcs2.msg.sp1.yahoo.com // Currently doesn't log-in
alphawebcs1.msg.sp1.yahoo.com

AC4's:

webcs201.msg.ac4.yahoo.com
webcs202.msg.ac4.yahoo.com
webcs203.msg.ac4.yahoo.com
webcs204.msg.ac4.yahoo.com
webcs205.msg.ac4.yahoo.com
webcs206.msg.ac4.yahoo.com
webcs207.msg.ac4.yahoo.com
webcs208.msg.ac4.yahoo.com
webcs209.msg.ac4.yahoo.com
webcs210.msg.ac4.yahoo.com
webcs211.msg.ac4.yahoo.com
webcs212.msg.ac4.yahoo.com

SP1's:

webcs201.msg.sp1.yahoo.com
webcs202.msg.sp1.yahoo.com
webcs203.msg.sp1.yahoo.com
webcs204.msg.sp1.yahoo.com
webcs205.msg.sp1.yahoo.com
webcs206.msg.sp1.yahoo.com
webcs207.msg.sp1.yahoo.com
webcs208.msg.sp1.yahoo.com
webcs209.msg.sp1.yahoo.com
webcs210.msg.sp1.yahoo.com
webcs211.msg.sp1.yahoo.com
webcs212.msg.sp1.yahoo.com

AC4 Px's:

webcs201p1.msg.ac4.yahoo.com
webcs201p2.msg.ac4.yahoo.com
webcs201p3.msg.ac4.yahoo.com
webcs201p4.msg.ac4.yahoo.com
webcs202p1.msg.ac4.yahoo.com
webcs202p2.msg.ac4.yahoo.com
webcs202p3.msg.ac4.yahoo.com
webcs202p4.msg.ac4.yahoo.com
webcs203p1.msg.ac4.yahoo.com
webcs203p2.msg.ac4.yahoo.com
webcs203p3.msg.ac4.yahoo.com
webcs203p4.msg.ac4.yahoo.com
webcs204p1.msg.ac4.yahoo.com
webcs204p2.msg.ac4.yahoo.com
webcs204p3.msg.ac4.yahoo.com
webcs204p4.msg.ac4.yahoo.com
webcs205p1.msg.ac4.yahoo.com
webcs205p2.msg.ac4.yahoo.com
webcs205p3.msg.ac4.yahoo.com
webcs205p4.msg.ac4.yahoo.com
webcs206p1.msg.ac4.yahoo.com
webcs206p2.msg.ac4.yahoo.com
webcs206p3.msg.ac4.yahoo.com
webcs206p4.msg.ac4.yahoo.com
webcs207p1.msg.ac4.yahoo.com
webcs207p2.msg.ac4.yahoo.com
webcs207p3.msg.ac4.yahoo.com
webcs207p4.msg.ac4.yahoo.com
webcs208p1.msg.ac4.yahoo.com
webcs208p2.msg.ac4.yahoo.com
webcs208p3.msg.ac4.yahoo.com
webcs208p4.msg.ac4.yahoo.com
webcs209p1.msg.ac4.yahoo.com
webcs209p2.msg.ac4.yahoo.com
webcs209p3.msg.ac4.yahoo.com
webcs209p4.msg.ac4.yahoo.com
webcs210p1.msg.ac4.yahoo.com
webcs210p2.msg.ac4.yahoo.com
webcs210p3.msg.ac4.yahoo.com
webcs210p4.msg.ac4.yahoo.com
webcs211p1.msg.ac4.yahoo.com
webcs211p2.msg.ac4.yahoo.com
webcs211p3.msg.ac4.yahoo.com
webcs211p4.msg.ac4.yahoo.com
webcs212p1.msg.ac4.yahoo.com
webcs212p2.msg.ac4.yahoo.com
webcs212p3.msg.ac4.yahoo.com
webcs212p4.msg.ac4.yahoo.com

SP1 Px's:

webcs201p1.msg.sp1.yahoo.com
webcs201p2.msg.sp1.yahoo.com
webcs201p3.msg.sp1.yahoo.com
webcs201p4.msg.sp1.yahoo.com
webcs202p1.msg.sp1.yahoo.com
webcs202p2.msg.sp1.yahoo.com
webcs202p3.msg.sp1.yahoo.com
webcs202p4.msg.sp1.yahoo.com
webcs203p1.msg.sp1.yahoo.com
webcs203p2.msg.sp1.yahoo.com
webcs203p3.msg.sp1.yahoo.com
webcs203p4.msg.sp1.yahoo.com
webcs204p1.msg.sp1.yahoo.com
webcs204p2.msg.sp1.yahoo.com
webcs204p3.msg.sp1.yahoo.com
webcs204p4.msg.sp1.yahoo.com
webcs205p1.msg.sp1.yahoo.com
webcs205p2.msg.sp1.yahoo.com
webcs205p3.msg.sp1.yahoo.com
webcs205p4.msg.sp1.yahoo.com
webcs206p1.msg.sp1.yahoo.com
webcs206p2.msg.sp1.yahoo.com
webcs206p3.msg.sp1.yahoo.com
webcs206p4.msg.sp1.yahoo.com
webcs207p1.msg.sp1.yahoo.com
webcs207p2.msg.sp1.yahoo.com
webcs207p3.msg.sp1.yahoo.com
webcs207p4.msg.sp1.yahoo.com
webcs208p1.msg.sp1.yahoo.com
webcs208p2.msg.sp1.yahoo.com
webcs208p3.msg.sp1.yahoo.com
webcs208p4.msg.sp1.yahoo.com
webcs209p1.msg.sp1.yahoo.com
webcs209p2.msg.sp1.yahoo.com
webcs209p3.msg.sp1.yahoo.com
webcs209p4.msg.sp1.yahoo.com
webcs210p1.msg.sp1.yahoo.com
webcs210p2.msg.sp1.yahoo.com
webcs210p3.msg.sp1.yahoo.com
webcs210p4.msg.sp1.yahoo.com
webcs211p1.msg.sp1.yahoo.com
webcs211p2.msg.sp1.yahoo.com
webcs211p3.msg.sp1.yahoo.com
webcs211p4.msg.sp1.yahoo.com
webcs212p1.msg.sp1.yahoo.com
webcs212p2.msg.sp1.yahoo.com
webcs212p3.msg.sp1.yahoo.com
webcs212p4.msg.sp1.yahoo.com