Autonomous System
AS131958 Tama Cable Network Co.,Ltd.
ISPActiveJapanJPNIC
AS131958 (t-net) is an ISP network operated by Tama Cable Network Co.,Ltd. in Japan, registered with JPNIC. It has 6 IPv4 prefixes with 26,112 addresses and 1 IPv6 prefix, which makes it the 5,929th largest of 82,200 active autonomous systems by IPv4 space.
IPv4 addresses26,112in 6 prefixes
IPv6 prefixes1≈ 7.9 × 10²⁸ addresses
Size rank#5,929of 82,200 active ASNs
Details
OrganizationTama Cable Network Co.,Ltd.
AS namet-net
Websitetamabb.co.jp
Country Japan (JP)
Network typeISP
RegistryJPNIC
Abuse contacthostmaster@idnic.net
Registered—
Last updated2019-10-25
IPv4 prefixes
6 prefixes · 26,112 addresses| Network | Addresses | First – last address |
|---|---|---|
| 133.238.64.0/18 | 16,384 | 133.238.64.0 – 133.238.127.255 |
| 157.14.64.0/20 | 4,096 | 157.14.64.0 – 157.14.79.255 |
| 133.32.192.0/21 | 2,048 | 133.32.192.0 – 133.32.199.255 |
| 133.226.176.0/21 | 2,048 | 133.226.176.0 – 133.226.183.255 |
| 202.233.72.0/22 | 1,024 | 202.233.72.0 – 202.233.75.255 |
| 103.144.122.0/23 | 512 | 103.144.122.0 – 103.144.123.255 |
133.238.64.0/18 157.14.64.0/20 133.32.192.0/21 133.226.176.0/21 202.233.72.0/22 103.144.122.0/23
IPv6 prefixes
1 prefix- 2405:6cc0::/32
2405:6cc0::/32
Query AS131958 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=AS131958&key=YOUR_API_KEY"Any address in its prefixes resolves to AS131958, with or without a key:
curl "https://api.ipapi.is/?q=133.238.64.1"Largest networks in Japan
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