Boo81でチェック・・・

host-161-89-230-24.midco.net:22823
　Thank you.
　He(She) uses a proxy.

ip68-99-43-41.no.no.cox.net:8285
　Done
　He(She) doesn't use any proxy.

sofgw.sofnec.co.jp:80
　Done
　He(She) doesn't use any proxy.

proxy.hubwest.com:8080
　Done
　He(She) doesn't use any proxy.

fox.bi-corp.com:80
　Thank you.
　He(She) uses a proxy.