Autonomous System

AS24572 Yahoo Japan

BusinessActiveJapanAPNIC

AS24572 (YAHOO-JP-AS-AP) is a business network operated by Yahoo Japan in Japan, registered with APNIC. It has 4 IPv4 prefixes with 118,784 addresses and 1 IPv6 prefix, which makes it the 2,097th largest of 82,283 active autonomous systems by IPv4 space.

IPv4 addresses118,784in 4 prefixes
IPv6 prefixes1≈ 7.9 × 10²⁸ addresses
Size rank#2,097of 82,283 active ASNs
Abuser scoreVery Lowunder 0.01% of its addresses flagged · method

Details

OrganizationYahoo Japan
AS nameYAHOO-JP-AS-AP
Websiteyahoo.co.jp
Country Japan (JP)
Network typeBusiness
RegistryAPNIC
Abuse contactml-nwunit-bbnw@lycorp.co.jp
Registered—
Last updated2021-05-18

IPv4 prefixes

4 prefixes · 118,784 addresses
NetworkAddressesFirst – last address
183.79.0.0/1665,536183.79.0.0 – 183.79.255.255
124.83.128.0/1732,768124.83.128.0 – 124.83.255.255
114.111.64.0/1816,384114.111.64.0 – 114.111.127.255
114.110.48.0/204,096114.110.48.0 – 114.110.63.255

IPv6 prefixes

1 prefix
  • 2400:7e00::/32

Query AS24572 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=AS24572&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS24572, with or without a key:

curl "https://api.ipapi.is/?q=183.79.0.1"

Largest networks in Japan

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