Okayama ist eine Stadt in 639652 Einwohner. Wir zählten 639652 IPs mit Datenbank von Maxmind. Okayama hat 752462 pro Einwohner.
| ASN | ASN Id | Total IP |
| NTT Communications Corporation | AS4713 | 249822 |
| SoftBank BB Corp. | AS17676 | 172448 |
| Research Organization of Information and Systems, National Institute of Informatics | AS2907 | 73724 |
| KDDI Corporation | AS2516 | 34998 |
| Energia Communications,Inc. | AS18144 | 33716 |
| NTT PC Communications, Inc. | AS2514 | 22760 |
| FreeBit Co.,Ltd. | AS10013 | 19182 |
| Okayama Network Inc. | AS18129 | 19162 |
| BIGLOBE Inc. | AS2518 | 18418 |
| NDS Co., Ltd. | AS17691 | 12284 |
| Kasaoka Cable Vision Co,LTD. | AS17958 | 9462 |
| Sanyo Computer Corp.Inc | AS7664 | 9212 |
| Kurashiki Cable TV | AS9622 | 8692 |
| Fujitsu Limited | AS2510 | 8690 |
| KIBI Cable Television Co.,Ltd. | AS37908 | 8184 |
| TVT Tsuyama Co.,Ltd. | AS23632 | 7162 |
| Asahi Net | AS4685 | 5876 |
| Tamashima TV Inc. | AS23775 | 5626 |
| So-net Entertainment Corporation | AS2527 | 5620 |
| Chiroro-Net Co.,Ltd. | AS58788 | 5116 |
| Okayama Prefectural Government | AS7665 | 4094 |
| RELATION Co., Ltd. | AS23836 | 4092 |
| Misaki Town | AS23828 | 3068 |
| NTT DOCOMO, INC. | AS9605 | 2234 |
| Arteria Networks Corporation | AS2519 | 2046 |
| Energia Communications, Inc. | AS7670 | 2046 |
| Internet Initiative Japan Inc. | AS2497 | 1786 |
| Tokai Communications Corporation | AS10010 | 1022 |
| Benesse InfoShell Co.,Ltd | AS18272 | 1022 |
| Ibara Broadcasting Company | AS23618 | 1022 |
| China Information Broadcast Network Ltd.Co. | AS17966 | 254 |
| Edion Corporation | AS9374 | 0 |