hodogayaの奴プロクシじゃないっぽいんだけど、今ポートスキャンかけてみたんだが。

Interesting ports on p8163-ipad26hodogaya.kanagawa.ocn.ne.jp (219.114.17.163):
(The 1599 ports scanned but not shown below are in state: closed)
Port State Service
21/tcp filtered ftp
7070/tcp filtered realserver

Nmap run completed -- 1 IP address (1 host up) scanned in 30 seconds