Linux下 規則文件.htaccess （手工創建.htaccess文件到站點根目錄）
<IfModule mod_rewrite.c>
RewriteEngine On
#Block spider
RewriteCond %{HTTP_USER_AGENT} "Webdup|AcoonBot|AhrefsBot|Ezooms|EdisterBot|EC2LinkFinder|jikespider|Purebot|MJ12bot|WangIDSpider|WBSearchBot|Wotbox|xbfMozilla|Yottaa|YandexBot|Jorgee|SWEBot|spbot|TurnitinBot-Agent|mail.RU|curl|perl|Python|Wget|Xenu|ZmEu" [NC]
RewriteRule !(^/robots\.txt$) - [F]
</IfModule>
windows下 規則文件httpd.conf （在虛擬主機控制面板中用 “ISAPI篩選器自定義設置 " 開啟自定義偽靜態 Isapi_Rewite3.1 ）
#Block spider
RewriteCond %{HTTP_USER_AGENT} "Webdup|AcoonBot|AhrefsBot|Ezooms|EdisterBot|EC2LinkFinder|jikespider|Purebot|MJ12bot|WangIDSpider|WBSearchBot|Wotbox|xbfMozilla|Yottaa|YandexBot|Jorgee|SWEBot|spbot|TurnitinBot-Agent|mail.RU|curl|perl|Python|Wget|Xenu|ZmEu" [NC]
RewriteRule !(^/robots\.txt$) - [F]
注：規則中默認屏蔽部分不明蜘蛛，要屏蔽其他蜘蛛按規則添加即可
附各大蜘蛛名字：
google蜘蛛： googlebot
百度蜘蛛：baiduspider
yahoo蜘蛛：slurp
alexa蜘蛛：ia_archiver
msn蜘蛛：msnbot
bing蜘蛛：bingbot
altavista蜘蛛：scooter
lycos蜘蛛： lycos_spider_(t-rex)
alltheweb蜘蛛： fast-webcrawler
inktomi蜘蛛： slurp
有道蜘蛛：YodaoBot和OutfoxBot
熱土蜘蛛：Adminrtspider
搜狗蜘蛛：sogou spider
SOSO蜘蛛：sosospider
360搜蜘蛛：360spider
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