| 61.194.251.128 | 61.194.251.255 | Hitachi Systems, Ltd. |
| 61.194.252.0 | 61.194.252.255 | NTT PC Communications,Inc. |
| 61.194.253.0 | 61.194.253.255 | InfoSphere (NTTPC Communications, Inc.) |
| 61.194.254.0 | 61.194.254.63 | NTT PC Communications,Inc. |
| 61.194.254.64 | 61.194.254.95 | Yokogawa Electric Corporation |
| 61.194.254.96 | 61.194.254.127 | NTT PC Communications,Inc. |
| 61.194.254.128 | 61.194.255.127 | InfoSphere (NTTPC Communications, Inc.) |
| 61.194.255.128 | 61.194.255.143 | NTT PC Communications,Inc. |
| 61.194.255.144 | 61.194.255.151 | KINMIRAI TSUUSHIN INC. |
| 61.194.255.152 | 61.194.255.255 | NTT PC Communications,Inc. |