| 1 |
 39 (15.4%)
*.ocn.ne.jp |
| 2 |
36 (14.2%)
*.dion.ne.jp |
| 3 |
21 (8.3%)
*.u-tokyo.ac.jp |
| 4 |
15 (5.9%)
*.bbtec.net |
| 5 |
10 (3.9%)
*.infoweb.ne.jp |
| 6 |
10 (3.9%)
*.mesh.ad.jp |
| 7 |
9 (3.5%)
*.fix.mopera.net |
| 8 |
9 (3.5%)
*.ucom.ne.jp |
| 9 |
8 (3.1%)
*.so-net.ne.jp |
| 10 |
8 (3.1%)
*.asahi-net.or.jp |
| 11 |
8 (3.1%)
*.plala.or.jp |
| 12 |
6 (2.4%)
*.search.msn.com |
| 13 |
5 (2%)
*.eaccess.ne.jp |
| 14 |
3 (1.2%)
*.kcn.ne.jp |
| 15 |
2 (0.8%)
*.ipa.go.jp |
| 16 |
2 (0.8%)
*.home.ne.jp |
| 17 |
2 (0.8%)
202.232.228.* |
| 18 |
2 (0.8%)
*.biz.bbtec.net |
| 19 |
2 (0.8%)
*.dy.bbexcite.jp |
| 20 |
2 (0.8%)
*.nttpc.ne.jp |