我应用的瑞星企业版，近期上瑞星网企业版升级包网站上不去，连其它网页都可以上，在升级界面点企业版升级显示：http://c.ikaka.com/inforcenterManage/web/ClickLog.aspx?id=WunWEqXmI2I%3d，找不到服务器，机器重新装系统还是上不去，下不了升级包，换到其它电脑就可以上。请帮助解决一下。

用户系统信息：Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1)

# copyright (c) 1993-1999 microsoft corp.
#
# this is a sample hosts file used by microsoft tcp/ip for windows.
#
# this file contains the mappings of ip addresses to host names. each
# entry should be kept on an individual line. the ip address should
# be placed in the first column followed by the corresponding host name.
# the ip address and the host name should be separated by at least one
# space.
#
# additionally, comments (such as these) may be inserted on individual
# lines or following the machine name denoted by a '#' symbol.
#
# for example:
#
#      102.54.94.97    rhino.acme.com          # source server
#      38.25.63.10    x.acme.com              # x client host
# 以下都是在2006-2007年恶意修改IE属性，或者传播病毒或者木马的网站
127.0.0.1      localhost
里边没有瑞星的网站

也这个链接也上不去，你发我邮箱  shlj2182@163.com

瑞星服务中心也上不去，就是连不上，其它什么网站都好用。真是怪事。