Asp限制IP访问,阻碍某一个IP段禁止访问本站的代
发布时间:2023-07-11 14:52:51 所属栏目:Asp教程 来源:
导读:<%
''获取访问者的地址
ip=Request.ServerVariables("REMOTE_ADDR")
''允许的IP地址段为10.0.0.0~10.68.63.255
allowip1="10.0.0.0"
allowip2="10.68.10.71"
response.wri
''获取访问者的地址
ip=Request.ServerVariables("REMOTE_ADDR")
''允许的IP地址段为10.0.0.0~10.68.63.255
allowip1="10.0.0.0"
allowip2="10.68.10.71"
response.wri
<% ''获取访问者的地址 ip=Request.ServerVariables("REMOTE_ADDR") ''允许的IP地址段为10.0.0.0~10.68.63.255 allowip1="10.0.0.0" allowip2="10.68.10.71" response.writecheckip(ip,allowip1,allowip2) functioncheckip(ip,allowip1,allowip2) dimcheck(4) checkip=false ipstr=split(ip,".") allow1=split(allowip1,".") allow2=split(allowip2,".") ifcint(allow1(0))>cint(allow2(0))then''判断IP地址段是否合法 response.write"禁止访问" exitfunction endif fori=0toubound(ipstr) ifcint(allow1(i))<cint(allow2(i))then ifcint(allow1(i))=cint(ipstr(i))then check(i)=true checkip=true exitfor else ifcint(ipstr(i))<cint(allow2(i))then check(i)=true checkip=true exitfor else ifcint(ipstr(i))>cint(allow2(i))then check(i)=false checkip=false exitfor else check(i)=true checkip=true endif endif endif else ifcint(allow1(i))>cint(ipstr(i))orcint(allow1(i))<cint(ipstr(i))then check(i)=false checkip=false ifi<>ubound(ipstr)then exitfor endif else check(i)=true endif endif next if(check(0)=trueandcheck(1)=trueandcheck(2)=trueandcheck(3)=false)and(cint(allow2(2))>cint(ipstr(2)))then checkip=true endif endfunction %> (编辑:聊城站长网) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |
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