Autonomous System
AS23816 LY Corporation
BusinessActiveJapanJPNIC
AS23816 (YAHOO) is a business network operated by LY Corporation in Japan, registered with JPNIC. It has 7 IPv4 prefixes with 66,560 addresses and 1 IPv6 prefix, which makes it the 3,293rd largest of 82,200 active autonomous systems by IPv4 space.
IPv4 addresses66,560in 7 prefixes
IPv6 prefixes1≈ 7.9 × 10²⁸ addresses
Size rank#3,293of 82,200 active ASNs
Details
OrganizationLY Corporation
AS nameYAHOO
Websitelycorp.co.jp
Country Japan (JP)
Network typeBusiness
RegistryJPNIC
Abuse contact—
Registered—
Last updated2025-06-18
IPv4 prefixes
7 prefixes · 66,560 addresses| Network | Addresses | First – last address |
|---|---|---|
| 182.22.0.0/17 | 32,768 | 182.22.0.0 – 182.22.127.255 |
| 118.151.224.0/19 | 8,192 | 118.151.224.0 – 118.151.255.255 |
| 202.93.64.0/19 | 8,192 | 202.93.64.0 – 202.93.95.255 |
| 203.216.224.0/19 | 8,192 | 203.216.224.0 – 203.216.255.255 |
| 202.239.0.0/20 | 4,096 | 202.239.0.0 – 202.239.15.255 |
| 203.141.32.0/20 | 4,096 | 203.141.32.0 – 203.141.47.255 |
| 211.14.12.0/22 | 1,024 | 211.14.12.0 – 211.14.15.255 |
182.22.0.0/17 118.151.224.0/19 202.93.64.0/19 203.216.224.0/19 202.239.0.0/20 203.141.32.0/20 211.14.12.0/22
IPv6 prefixes
1 prefix- 2404:a600::/32
2404:a600::/32
Query AS23816 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=AS23816&key=YOUR_API_KEY"Any address in its prefixes resolves to AS23816, with or without a key:
curl "https://api.ipapi.is/?q=182.22.0.1"Other networks of LY Corporation
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