Autonomous System
AS23831 NISHIOWARI CATV CORPORATION
ISPActiveJapanAPNIC
AS23831 (CLOVERNET) is an ISP network operated by NISHIOWARI CATV CORPORATION in Japan, registered with APNIC. It has 7 IPv4 prefixes with 18,432 addresses and 1 IPv6 prefix, which makes it the 7,176th largest of 82,200 active autonomous systems by IPv4 space.
IPv4 addresses18,432in 7 prefixes
IPv6 prefixes1≈ 7.9 × 10²⁸ addresses
Size rank#7,176of 82,200 active ASNs
Details
OrganizationNISHIOWARI CATV CORPORATION
AS nameCLOVERNET
Websiteclovernet.co.jp
Country Japan (JP)
Network typeISP
RegistryAPNIC
Abuse contacthostmaster@nic.ad.jp
Registered—
Last updated2024-08-15
IPv4 prefixes
7 prefixes · 18,432 addresses| Network | Addresses | First – last address |
|---|---|---|
| 202.179.32.0/19 | 8,192 | 202.179.32.0 – 202.179.63.255 |
| 116.90.144.0/20 | 4,096 | 116.90.144.0 – 116.90.159.255 |
| 115.85.136.0/21 | 2,048 | 115.85.136.0 – 115.85.143.255 |
| 103.6.16.0/22 | 1,024 | 103.6.16.0 – 103.6.19.255 |
| 103.235.112.0/22 | 1,024 | 103.235.112.0 – 103.235.115.255 |
| 219.100.128.0/22 | 1,024 | 219.100.128.0 – 219.100.131.255 |
| 223.27.180.0/22 | 1,024 | 223.27.180.0 – 223.27.183.255 |
202.179.32.0/19 116.90.144.0/20 115.85.136.0/21 103.6.16.0/22 103.235.112.0/22 219.100.128.0/22 223.27.180.0/22
IPv6 prefixes
1 prefix- 2401:2f20::/32
2401:2f20::/32
Query AS23831 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=AS23831&key=YOUR_API_KEY"Any address in its prefixes resolves to AS23831, with or without a key:
curl "https://api.ipapi.is/?q=202.179.32.1"Largest networks in Japan
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