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| CIDR range | Maintainer | Description | Source |
|---|---|---|---|
| 58.70.0.0/16 | MAINT-AS17511 | OPTAGE Inc. | RADB |
| 58.70.0.0/16 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 58.188.0.0/14 | MAINT-AS17511 | OPTAGE Inc. | RADB |
| 58.188.0.0/14 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 59.190.0.0/16 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 59.190.0.0/16 | MAINT-AS17511 | OPTAGE Inc. | RADB |
| 60.56.0.0/15 | MAINT-AS4637 | PACNET (proxy-registered route object) | RADB |
| 60.56.0.0/16 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 60.56.0.0/16 | MAINT-AS17511 | OPTAGE Inc. | RADB |
| 60.57.0.0/17 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 60.57.0.0/17 | MAINT-AS17511 | OPTAGE Inc. | RADB |
| 60.57.128.0/17 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 60.57.128.0/17 | MAINT-AS17511 | OPTAGE Inc. | RADB |
| 61.122.240.0/20 | MAINT-AS17511 | OPTAGE Inc. | RADB |
| 61.122.240.0/20 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 61.195.96.0/19 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 61.195.96.0/19 | MAINT-AS17511 | OPTAGE Inc. | RADB |
| 61.205.0.0/20 | MAINT-AS17511 | OPTAGE Inc. | RADB |
| 61.205.0.0/20 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 61.205.80.0/20 | MAINT-AS17511 | OPTAGE Inc. | RADB |
| 61.205.80.0/20 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 61.205.96.0/19 | MAINT-AS4637 | PACNET (proxy-registered route object) | RADB |
| 61.205.96.0/20 | MAINT-AS17511 | OPTAGE Inc. | RADB |
| 61.205.96.0/20 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 61.205.112.0/20 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 61.205.112.0/20 | MAINT-AS17511 | OPTAGE Inc. | RADB |
| 61.213.128.0/20 | MAINT-AS17511 | OPTAGE Inc. (formerly DS Networks) | RADB |
| 61.213.128.0/20 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 101.140.0.0/14 | MAINT-AS17511 | K-OPTI.COM | RADB |
| 101.140.0.0/14 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 103.65.208.0/22 | MAINT-AS17511 | Owned by I-SEED | RADB |
| 103.84.124.0/22 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 103.84.124.0/22 | MAINT-AS17511 | K-OPTI.COM | RADB |
| 103.95.206.0/24 | MAINT-AS17511 | Owned by I-SEED | RADB |
| 103.97.232.0/22 | MAINT-AS17511 | Owned by I-SEED | RADB |
| 103.97.236.0/22 | MAINT-AS17511 | Owned by I-SEED | RADB |
| 103.99.124.0/22 | MAINT-AS17511 | Owned by I-SEED | RADB |
| 103.112.180.0/22 | MAINT-AS17511 | Owned by I-SEED | RADB |
| 103.116.152.0/22 | MAINT-AS17511 | Owned by I-SEED | RADB |
| 103.124.200.0/22 | MAINT-AS17511 | K&K Corporation Limited. | RADB |
| 103.142.132.0/23 | MAINT-AS17511 | Owned by I-SEED | RADB |
| 112.68.0.0/14 | MAINT-AS17511 | K-OPTI.COM | RADB |
| 112.68.0.0/14 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 119.228.0.0/14 | MAINT-AS17511 | K-OPTI.COM | RADB |
| 119.228.0.0/14 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 121.80.0.0/13 | MAINT-AS4637 | PACNET (proxy-registered route object) | RADB |
| 121.80.0.0/14 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 121.80.0.0/14 | MAINT-AS17511 | K-OPTI.COM | RADB |
| 121.84.0.0/14 | MAINT-AS17511 | K-OPTI.COM | RADB |
| 121.84.0.0/14 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 122.100.24.0/21 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 122.100.24.0/21 | MAINT-AS17511 | K-OPTI.COM | RADB |
| 128.22.0.0/16 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 128.22.0.0/16 | MAINT-AS17511 | K-OPTI.COM | RADB |
| 128.27.0.0/16 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 128.27.0.0/16 | MAINT-AS17511 | K-OPTI.COM | RADB |
| 133.253.0.0/16 | MAINT-AS17511 | Owned by KUBOTA | RADB |
| 138.248.64.0/22 | MAINT-AS17511 | K&K Corporation Limited | RADB |
| 150.27.0.0/16 | MAINT-AS17511 | Owned by Canon System Solutions Inc. | RADB |
| 150.27.0.0/24 | MAINT-AS4637 | PACNET (proxy-registered route object) | RADB |
| 150.57.0.0/16 | MAINT-AS17511 | OIUINS(Osaka International Educational Institute) | RADB |
| 150.66.0.0/16 | MAINT-AS17511 | K-OPTI.COM | RADB |
| 150.66.0.0/16 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 150.89.0.0/16 | MAINT-AS17511 | Owned by Osaka Institute of Technology | RADB |
| 158.198.0.0/16 | MAINT-AS17511 | K-OPTI.COM | RADB |
| 158.198.0.0/24 | MAINT-AS4637 | PACNET (proxy-registered route object) | RADB |
| 160.25.92.0/23 | MAINT-AS17511 | Owned by ASJ | RADB |
| 160.233.0.0/16 | MAINT-AS17511 | Owned by PARIS MIKI Inc. | RADB |
| 160.233.0.0/24 | MAINT-AS4637 | PACNET (proxy-registered route object) | RADB |
| 180.144.0.0/14 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 180.144.0.0/14 | MAINT-AS17511 | K-OPTI.COM | RADB |
| 182.164.0.0/14 | MAINT-AS17511 | K-OPTI.COM | RADB |
| 182.164.0.0/14 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 192.51.144.0/21 | MAINT-AS17511 | Owned by KHN-INTERNET/KEIHANNA INTERACTION PLAZA INC. | RADB |
| 202.8.48.0/20 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 202.8.48.0/20 | MAINT-AS17511 | OPTAGE Inc. (formerly DS Networks) | RADB |
| 202.18.192.0/20 | MAINT-AS17511 | Owned by SKYNET_Sekisui House, Ltd | RADB |
| 202.19.159.0/24 | MAINT-AS17511 | OPTAGE Inc. | RADB |
| 202.24.198.0/23 | MAINT-AS4637 | PACNET (proxy-registered route object) | RADB |
| 202.26.228.0/24 | MAINT-AS17511 | Owned by Museum of Nature and Human Activities, Hyogo | RADB |
| 202.26.229.0/24 | MAINT-AS17511 | Owned by Museum of Nature and Human Activities, Hyogo | RADB |
| 202.26.230.0/24 | MAINT-AS17511 | Owned by Museum of Nature and Human Activities, Hyogo | RADB |
| 202.26.231.0/24 | MAINT-AS17511 | Owned by Museum of Nature and Human Activities, Hyogo | RADB |
| 202.34.10.0/23 | MAINT-AS17511 | Owned by Kyoto Prefectural Government | RADB |
| 202.34.12.0/23 | MAINT-AS17511 | Owned by Kyoto Prefectural Government | RADB |
| 202.48.128.0/23 | MAINT-AS17511 | Owned by SAINT/St.Andrew's University | RADB |
| 202.60.32.0/20 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 202.60.32.0/20 | MAINT-AS17511 | OPTAGE Inc. (formerly DS Networks) | RADB |
| 202.62.253.0/24 | MAINT-AS17511 | OPTAGE Inc. | RADB |
| 202.216.48.0/20 | MAINT-AS17511 | OPTAGE Inc. (formerly DS Networks) | RADB |
| 202.216.48.0/20 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 202.223.48.0/22 | MAINT-AS17511 | K&K Corporation Limited. | RADB |
| 202.237.171.0/24 | MAINT-AS17511 | OPTAGE Inc. | RADB |
| 202.244.138.0/23 | MAINT-AS17511 | OPTAGE Inc. (formerly DS Networks) | RADB |
| 202.255.0.0/23 | MAINT-AS17511 | OPTAGE | RADB |
| 203.140.64.0/19 | MAINT-AS17511 | OPTAGE Inc. | RADB |
| 203.140.64.0/19 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 203.175.80.0/20 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 203.175.80.0/20 | MAINT-AS17511 | OPTAGE Inc. (formerly DS Networks) | RADB |
| 203.178.6.0/24 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 203.178.6.0/24 | MAINT-AS17511 | OPTAGE Inc. | RADB |
| 210.199.80.0/20 | MAINT-AS17511 | OPTAGE Inc. (formerly DS Networks) | RADB |
| 210.199.80.0/20 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 218.42.192.0/18 | MAINT-AS17511 | OPTAGE Inc. | RADB |
| 218.42.192.0/18 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 218.45.96.0/20 | MAINT-AS17511 | OPTAGE Inc. (formerly DS Networks) | RADB |
| 218.45.96.0/21 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 218.45.104.0/21 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 218.228.128.0/17 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 218.228.128.0/17 | MAINT-AS17511 | OPTAGE Inc. | RADB |
| 218.251.0.0/17 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 218.251.0.0/17 | MAINT-AS17511 | OPTAGE Inc. | RADB |
| 219.75.128.0/17 | MAINT-AS17511 | OPTAGE Inc. | RADB |
| 219.75.128.0/17 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 219.100.52.0/22 | MAINT-AS17511 | OPTAGE Inc. | RADB |
| 219.100.52.0/22 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 219.122.32.0/19 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 219.122.32.0/19 | MAINT-AS17511 | OPTAGE Inc. | RADB |
| 219.122.128.0/17 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 219.122.128.0/17 | MAINT-AS17511 | OPTAGE Inc. | RADB |
| 2001:ce8::/32 | MAINT-AS17511 | OPTAGE Inc. | JPIRR |
| 2001:ce8::/32 | MAINT-AS17511 | K-OPTI.COM | RADB |
| 2403:e4c0:1::/48 | MAINT-AS17511 | K&K Corporation Limited. | RADB |
| 2600:140b:1000::/48 | MNT-AKAMAI | Akamai Technologies | ARIN |