// ASN
AS131937
JCV Joetsu Cable Vision, JP
Detailed information about the Autonomous System. Need another one? Look up a different ASN.
- ASN
- AS131937
- Organization
- Joetsu Cable Vision
- Description
- JCV Joetsu Cable Vision, JP
- Registry (RIR)
- JPIRR
- Created
- 2018-07-27
- Updated
- 2025-12-02
- IPv4 Prefixes
- 9
- IPv6 Prefixes
- 2
IPv4 Prefixes
9 total103.118.92.0/22 103.152.66.0/23 126.251.0.0/19 126.251.112.0/21 126.251.128.0/20 126.251.32.0/21 170.249.64.0/21 170.249.96.0/19 202.223.12.0/22
IPv6 Prefixes
2 total2403:4040::/32 2406:2b40::/32
What is AS131937?
AS131937 is an Autonomous System Number (ASN) assigned to Joetsu Cable Vision. An ASN identifies a network or group of IP prefixes operated under a common routing policy in the BGP protocol.
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