| 1 |
 50 (19.2%)
*.ocn.ne.jp |
| 2 |
45 (17.2%)
*.dion.ne.jp |
| 3 |
17 (6.5%)
*.bbtec.net |
| 4 |
11 (4.2%)
*.infoweb.ne.jp |
| 5 |
10 (3.8%)
*.u-tokyo.ac.jp |
| 6 |
9 (3.4%)
*.nttpc.ne.jp |
| 7 |
7 (2.7%)
*.plala.or.jp |
| 8 |
6 (2.3%)
*.dy.bbexcite.jp |
| 9 |
6 (2.3%)
*.ucom.ne.jp |
| 10 |
5 (1.9%)
*.eaccess.ne.jp |
| 11 |
5 (1.9%)
*.mesh.ad.jp |
| 12 |
4 (1.5%)
*.search.msn.com |
| 13 |
3 (1.1%)
*.iij4u.or.jp |
| 14 |
3 (1.1%)
*.hitachi.co.jp |
| 15 |
3 (1.1%)
*.so-net.ne.jp |
| 16 |
3 (1.1%)
*.sannet.ne.jp |
| 17 |
2 (0.8%)
*.asahi-net.or.jp |
| 18 |
2 (0.8%)
*.messagelabs.net |
| 19 |
2 (0.8%)
*.odn.ad.jp |
| 20 |
2 (0.8%)
103.5.140.* |