There are 3 IPv4 Prefixes for this ASN.
Country | Announced Prefix | Description | Parent Prefix | RIR |
|---|---|---|---|---|
| Japan | 133.4.128.0/18 | Japan Network Information Center | 133.0.0.0/8 | APNIC |
| Japan | 202.249.0.0/18 | Japan Network Information Center | 202.240.0.0/12 | APNIC |
| Japan | 203.178.128.0/17 | Japan Network Information Center | 203.178.0.0/15 | APNIC |
There are 23 IPv4 Peers for this ASN.
Country | ASN | Description | IPv6 |
|---|---|---|---|
| AS131158 | Nara Institute of Science and Technology, National University Corporation | true | |
| Australia | AS141682 | APIDT Infrastructure Pty Ltd | true |
| AS17676 | SoftBank Mobile Corp. | true | |
| AS17932 | Japan Advanced Institute of Science and Technology | true | |
| Singapore | AS18106 | Viewqwest Pte Ltd | false |
| AS23634 | WIDE Project | true | |
| AS23799 | National Defence Academy | false | |
| Japan | AS2497 | Internet Initiative Japan Inc. | true |
| AS2501 | Asia Pacific Network Information Centre | false | |
| AS2515 | Asia Pacific Network Information Centre | true | |
| AS2516 | Asia Pacific Network Information Centre | false | |
| Japan | AS2907 | for assignment to JPNIC members | true |
| United States | AS2914 | NTT America, Inc. | true |
| AS38635 | Keio University | true | |
| AS4690 | WIDE Project | true | |
| AS4718 | Cyber Kansai Project | true | |
| Japan | AS4777 | Asia Pacific Network Information Centre | true |
| AS55384 | Japan Advanced Institute of Science and Technology | true | |
| AS63783 | Chiba University of Commerce | false | |
| United States | AS6939 | Hurricane Electric LLC | true |
There are 4 IPv4 Upstreams for this ASN.
There are 15 IPv4 Downstreams for this ASN.
Country | ASN | Description | IPv6 |
|---|---|---|---|
| AS131158 | Nara Institute of Science and Technology, National University Corporation | true | |
| Australia | AS141682 | APIDT Infrastructure Pty Ltd | true |
| AS17932 | Japan Advanced Institute of Science and Technology | true | |
| AS23634 | WIDE Project | true | |
| AS23799 | National Defence Academy | false | |
| AS2501 | Asia Pacific Network Information Centre | false | |
| AS38635 | Keio University | true | |
| AS4690 | WIDE Project | true | |
| AS4718 | Cyber Kansai Project | true | |
| Japan | AS4777 | Asia Pacific Network Information Centre | true |
| AS55384 | Japan Advanced Institute of Science and Technology | true | |
| AS63783 | Chiba University of Commerce | false | |
| Japan | AS7500 | WIDE Project | false |
| Japan | AS7660 | Asia Pacific Advanced Network - Japan | false |
| AS9367 | Institute of Science Tokyo | false |
Country | IX | IPv4 | IPv6 | Port Speed |
|---|---|---|---|---|
| Japan | DIX-IE | 202.249.2.83 | 1 Gbps | |
| United States | Equinix Palo Alto | 198.32.176.178 | 100 Mbps |
Country | IX | IPv4 | IPv6 | Port Speed |
|---|---|---|---|---|
| Japan | DIX-IE | 202.249.2.83 | 1 Gbps | |
| United States | Equinix Palo Alto | 198.32.176.178 | 100 Mbps |
There are 3 IPv4 Prefixes for this ASN.
Country | Announced Prefix | Description | Parent Prefix | RIR |
|---|---|---|---|---|
| Japan | 133.4.128.0/18 | Japan Network Information Center | 133.0.0.0/8 | APNIC |
| Japan | 202.249.0.0/18 | Japan Network Information Center | 202.240.0.0/12 | APNIC |
| Japan | 203.178.128.0/17 | Japan Network Information Center | 203.178.0.0/15 | APNIC |
There are 23 IPv4 Peers for this ASN.
Country | ASN | Description | IPv6 |
|---|---|---|---|
| AS131158 | Nara Institute of Science and Technology, National University Corporation | true | |
| Australia | AS141682 | APIDT Infrastructure Pty Ltd | true |
| AS17676 | SoftBank Mobile Corp. | true | |
| AS17932 | Japan Advanced Institute of Science and Technology | true | |
| Singapore | AS18106 | Viewqwest Pte Ltd | false |
| AS23634 | WIDE Project | true | |
| AS23799 | National Defence Academy | false | |
| Japan | AS2497 | Internet Initiative Japan Inc. | true |
| AS2501 | Asia Pacific Network Information Centre | false | |
| AS2515 | Asia Pacific Network Information Centre | true | |
| AS2516 | Asia Pacific Network Information Centre | false | |
| Japan | AS2907 | for assignment to JPNIC members | true |
| United States | AS2914 | NTT America, Inc. | true |
| AS38635 | Keio University | true | |
| AS4690 | WIDE Project | true | |
| AS4718 | Cyber Kansai Project | true | |
| Japan | AS4777 | Asia Pacific Network Information Centre | true |
| AS55384 | Japan Advanced Institute of Science and Technology | true | |
| AS63783 | Chiba University of Commerce | false | |
| United States | AS6939 | Hurricane Electric LLC | true |
There are 4 IPv4 Upstreams for this ASN.
There are 15 IPv4 Downstreams for this ASN.
Country | ASN | Description | IPv6 |
|---|---|---|---|
| AS131158 | Nara Institute of Science and Technology, National University Corporation | true | |
| Australia | AS141682 | APIDT Infrastructure Pty Ltd | true |
| AS17932 | Japan Advanced Institute of Science and Technology | true | |
| AS23634 | WIDE Project | true | |
| AS23799 | National Defence Academy | false | |
| AS2501 | Asia Pacific Network Information Centre | false | |
| AS38635 | Keio University | true | |
| AS4690 | WIDE Project | true | |
| AS4718 | Cyber Kansai Project | true | |
| Japan | AS4777 | Asia Pacific Network Information Centre | true |
| AS55384 | Japan Advanced Institute of Science and Technology | true | |
| AS63783 | Chiba University of Commerce | false | |
| Japan | AS7500 | WIDE Project | false |
| Japan | AS7660 | Asia Pacific Advanced Network - Japan | false |
| AS9367 | Institute of Science Tokyo | false |
Country | IX | IPv4 | IPv6 | Port Speed |
|---|---|---|---|---|
| Japan | DIX-IE | 202.249.2.83 | 1 Gbps | |
| United States | Equinix Palo Alto | 198.32.176.178 | 100 Mbps |
Country | IX | IPv4 | IPv6 | Port Speed |
|---|---|---|---|---|
| Japan | DIX-IE | 202.249.2.83 | 1 Gbps | |
| United States | Equinix Palo Alto | 198.32.176.178 | 100 Mbps |