Autonomous System
AS150359 Cable Television TOYAMA Inc.
ISPActiveJapanAPNIC
AS150359 (CTTNET) is an ISP network operated by Cable Television TOYAMA Inc. in Japan, registered with APNIC. It has 2 IPv4 prefixes with 66,048 addresses and 1 IPv6 prefix, which makes it the 3,407th largest of 82,200 active autonomous systems by IPv4 space.
IPv4 addresses66,048in 2 prefixes
IPv6 prefixes1≈ 7.9 × 10²⁸ addresses
Size rank#3,407of 82,200 active ASNs
Details
OrganizationCable Television TOYAMA Inc.
AS nameCTTNET
Websitetoyama-catv.jp
Country Japan (JP)
Network typeISP
RegistryAPNIC
Abuse contacthostmaster@nic.ad.jp
Registered—
Last updated2024-08-09
IPv4 prefixes
2 prefixes · 66,048 addresses| Network | Addresses | First – last address |
|---|---|---|
| 121.92.0.0/16 | 65,536 | 121.92.0.0 – 121.92.255.255 |
| 103.38.210.0/23 | 512 | 103.38.210.0 – 103.38.211.255 |
121.92.0.0/16 103.38.210.0/23
IPv6 prefixes
1 prefix- 2400:c0a0::/32
2400:c0a0::/32
Query AS150359 with the API
The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day.
curl "https://api.ipapi.is/?q=AS150359&key=YOUR_API_KEY"Any address in its prefixes resolves to AS150359, with or without a key:
curl "https://api.ipapi.is/?q=121.92.0.1"Largest networks in Japan
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