日本
按 RIR 注册登记在日本的 ASN，IPv4 地址数量全球第 3 位。
- ASN
- 1,306
- 占全球 1.0%
- 有路由的 ASN
- 744
- 占本国 57.0%
- IPv4 地址
- 1.62 亿
- 占全球 4.7%
- IPv6 /48
- 5.13 亿
- 占全球 4.2%
路由数据 · 2026.10.19 18:21 UTC
网络类型构成按 ASN 数量
日本的 ASN 排行
| 排名 | ASN | 名称 | 类型 | IPv4 地址 | IPv6 /48 | 前缀 |
|---|---|---|---|---|---|---|
| 201 | AS131937 | Joetsu Cable Vision | 接入运营商 | 33,280 | 131,072 | 12 |
| 202 | AS58793 | Fujitsu Limited AS58793 | 企业网络 | 33,024 | 65,536 | 15 |
| 203 | AS59121 | Asahi Kasei Networks Corporation | 尚未分类 | 33,024 | 0 | 3 |
| 204 | AS9357 | NRI SecureTechnologies | 尚未分类 | 32,768 | 1 | 5 |
| 205 | AS18150 | SNI | 骨干网络 | 32,768 | 0 | 7 |
| 206 | AS131915 | Hamamatsu Cable Television | 接入运营商 | 32,768 | 0 | 7 |
| 207 | AS18129 | OKAYAMA NETWORK INC. | 接入运营商 | 32,256 | 0 | 8 |
| 208 | AS9607 | BroadBand Tower | 骨干网络 | 31,744 | 131,072 | 25 |
| 209 | AS131916 | BAYNET | 接入运营商 | 31,744 | 65,536 | 14 |
| 210 | AS4675 | UNIADEX, Ltd. | 骨干网络 | 31,488 | 65,536 | 8 |
| 211 | AS55386 | FUJITSU LIMITED | 尚未分类 | 30,208 | 3 | 33 |
| 212 | AS7668 | HTCN | 骨干网络 | 29,696 | 65,536 | 10 |
| 213 | AS18134 | KITA Cable Network | 接入运营商 | 29,696 | 0 | 24 |
| 214 | AS10002 | Igaueno Cable Television Co.,Ltd. | 接入运营商 | 28,672 | 65,536 | 7 |
| 215 | AS23629 | OBIHIRO CITY CABLE Co. | 接入运营商 | 28,160 | 65,536 | 15 |
| 216 | AS18283 | Fureai Channel Inc. | 接入运营商 | 27,648 | 65,536 | 98 |
| 217 | AS24255 | Koshinomiyako Network, Inc. | 接入运营商 | 27,648 | 65,536 | 8 |
| 218 | AS9601 | Niigata Communication Service | 接入运营商 | 27,648 | 57,344 | 10 |
| 219 | AS18274 | Utsunomiya Cable TV Corporation | 接入运营商 | 26,624 | 65,536 | 10 |
| 220 | AS24249 | JWAY Co., Ltd. | 接入运营商 | 26,624 | 65,536 | 9 |
| 221 | AS55394 | GREE, Inc. | 内容网络 | 26,624 | 65,536 | 9 |
| 222 | AS10004 | Phoenix Communications Inc. | 接入运营商 | 26,368 | 65,536 | 12 |
| 223 | AS131958 | Tama Cable Network | 接入运营商 | 26,112 | 65,536 | 7 |
| 224 | AS2915 | OCX | 骨干网络 | 25,600 | 65,536 | 9 |
| 225 | AS4723 | DOLPHIN | 尚未分类 | 25,600 | 0 | 5 |
| 226 | AS23661 | CLARA, Inc. | 内容网络 | 24,832 | 65,536 | 13 |
| 227 | AS17950 | SaiNet | 尚未分类 | 24,576 | 0 | 2 |
| 228 | AS23788 | JCOM Co., Ltd. | 尚未分类 | 24,576 | 0 | 21 |
| 229 | AS17682 | CABLENET296 | 接入运营商 | 23,552 | 65,536 | 13 |
| 230 | AS18121 | Ishikawa Computer Center Co.,LTD(incl) | 接入运营商 | 23,040 | 65,536 | 7 |
| 231 | AS135161 | GMO Thailand | 骨干网络 | 23,040 | 4,096 | 31 |
| 232 | AS23778 | IMIZU CABLE NETWORK Corp. | 接入运营商 | 22,528 | 65,536 | 11 |
| 233 | AS23786 | San-in Cable Vision CO.,LTD(MABLE) | 接入运营商 | 22,528 | 65,536 | 6 |
| 234 | AS131923 | MCAT Ltd. | 接入运营商 | 22,528 | 65,536 | 11 |
| 235 | AS18094 | Tokyo Cable Network | 接入运营商 | 22,016 | 0 | 6 |
| 236 | AS134351 | Leaseweb Japan | IDC / 主机托管 | 21,760 | 65,537 | 55 |
| 237 | AS7505 | Fujitsu Limited (former Fujitsu Systems Applications & Support Limited) | 骨干网络 | 21,504 | 65,536 | 5 |
| 238 | AS17958 | Kasaoka Cable Vision LIMITED | 接入运营商 | 21,504 | 65,536 | 8 |
| 239 | AS24259 | kanuma cable television Corporation | 接入运营商 | 21,504 | 65,536 | 15 |
| 240 | AS17691 | NDS Co., Ltd. | 尚未分类 | 21,504 | 0 | 7 |
| 241 | AS131925 | CYBERHOME-2 | 接入运营商 | 21,248 | 327,680 | 13 |
| 242 | AS132827 | GATEWAY INC | 尚未分类 | 21,248 | 0 | 46 |
| 243 | AS23777 | NTT BUSINESS SOLUTIONS CORPORATIONS(VIPA) | 骨干网络 | 20,992 | 65,536 | 23 |
| 244 | AS10012 | Rakuten Mobile, Inc. | 尚未分类 | 20,480 | 65,536 | 5 |
| 245 | AS17931 | Netforest | 接入运营商 | 20,480 | 65,536 | 10 |
| 246 | AS24278 | USEN CORPORATION | 内容网络 | 20,480 | 65,536 | 3 |
| 247 | AS18281 | Tokoname New-TV Corporation | 尚未分类 | 20,480 | 256 | 6 |
| 248 | AS18267 | Doshisha University | 尚未分类 | 20,480 | 1 | 3 |
| 249 | AS2512 | TCP Inc. | 尚未分类 | 20,480 | 0 | 15 |
| 250 | AS24276 | JCOM Co., Ltd. | 尚未分类 | 20,480 | 0 | 6 |