AS17977
Singapore Telecom Japan Ltd
AS 17977 SINGTEL-JP
Autonomous Systems are networks typically governed by large ISPs that participate in global Internet routing. Each network is assigned a unique identification number known as the AS number or ASN by the Internet Assigned Numbers Authority.
| ASN | 17977 |
|---|---|
| Name | SINGTEL-JP |
| Organization | Singapore Telecom Japan Ltd |
| Country | Japan |
| Registry | APNIC |
IPv4 Prefixes for AS17977
| Network | Location | Addresses | |
|---|---|---|---|
| 120.72.64.0/20 | Singapore Telecommunications (SINGTEL Internet Exchange) |  Shinagawa |
4,096 |
| 203.173.64.0/20 | Singapore Telecom Japan Ltd | Shinagawa |
4,096 |