| 1.33.0.0 | 1.33.128.255 | InfoSphere (NTTPC Communications, Inc.) |
| 1.33.129.0 | 1.33.129.7 | NAOTO ABIKO |
| 1.33.129.8 | 1.33.129.15 | Hakodate Information Network Inc |
| 1.33.129.16 | 1.33.129.23 | NTT PC Communications,Inc. 2-14-11, NishiShinbas.. |
| 1.33.129.24 | 1.33.129.31 | Soso smart eco Company |
| 1.33.129.32 | 1.33.129.39 | Maezawa Kyuso Industries Co.,Ltd |
| 1.33.129.40 | 1.33.129.47 | HOKURIKU COMPUTER SERVICE LIMITED |
| 1.33.129.48 | 1.33.129.55 | Ochikensetsu Co, LTD. |
| 1.33.129.56 | 1.33.129.63 | NTT PC Communications,Inc. 2-14-11, NishiShinbas.. |
| 1.33.129.64 | 1.33.129.71 | Hakodate Infomation Network Inc |