Autonomous System
AS131911 HONJYO CABLE VISION CO., LTD.
ISPActiveJapanJPNIC
AS131911 (HCTV-NET) is an ISP network operated by HONJYO CABLE VISION CO., LTD. in Japan, registered with JPNIC. It has 9 IPv4 prefixes with 18,432 addresses and 3 IPv6 prefixes, which makes it the 7,217th largest of 82,200 active autonomous systems by IPv4 space.
IPv4 addresses18,432in 9 prefixes
IPv6 prefixes3≈ 1.6 × 10²⁹ addresses
Size rank#7,217of 82,200 active ASNs
Details
OrganizationHONJYO CABLE VISION CO., LTD.
AS nameHCTV-NET
Websitehonjo.ne.jp
Country Japan (JP)
Network typeISP
RegistryJPNIC
Abuse contacthostmaster@idnic.net
Registered—
Last updated2016-08-23
IPv4 prefixes
9 prefixes · 18,432 addresses| Network | Addresses | First – last address |
|---|---|---|
| 104.200.112.0/20 | 4,096 | 104.200.112.0 – 104.200.127.255 |
| 192.47.144.0/20 | 4,096 | 192.47.144.0 – 192.47.159.255 |
| 104.200.112.0/21 | 2,048 | 104.200.112.0 – 104.200.119.255 |
| 104.200.120.0/21 | 2,048 | 104.200.120.0 – 104.200.127.255 |
| 192.47.144.0/21 | 2,048 | 192.47.144.0 – 192.47.151.255 |
| 192.47.152.0/21 | 2,048 | 192.47.152.0 – 192.47.159.255 |
| 103.31.244.0/22 | 1,024 | 103.31.244.0 – 103.31.247.255 |
| 103.31.244.0/23 | 512 | 103.31.244.0 – 103.31.245.255 |
| 103.31.246.0/23 | 512 | 103.31.246.0 – 103.31.247.255 |
104.200.112.0/20 192.47.144.0/20 104.200.112.0/21 104.200.120.0/21 192.47.144.0/21 192.47.152.0/21 103.31.244.0/22 103.31.244.0/23 103.31.246.0/23
IPv6 prefixes
3 prefixes- 2404:60c0::/32
- 2404:60c0::/33
- 2404:60c0:8000::/33
2404:60c0::/32 2404:60c0::/33 2404:60c0:8000::/33
Query AS131911 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=AS131911&key=YOUR_API_KEY"Any address in its prefixes resolves to AS131911, with or without a key:
curl "https://api.ipapi.is/?q=104.200.112.1"Largest networks in Japan
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