Autonomous System

AS58647 Kagawa University

EducationActiveJapanAPNIC

AS58647 (KAGAWAU-AS) is an education network operated by Kagawa University in Japan, registered with APNIC. It has 185 IPv4 prefixes with 129,536 addresses, which makes it the 1,985th largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses129,536in 185 prefixes
IPv6 prefixes0none
Size rank#1,985of 82,200 active ASNs
Abuser scoreVery Lowunder 0.01% of its addresses flagged · method

Details

OrganizationKagawa University
AS nameKAGAWAU-AS
Websitekagawa-u.ac.jp
Country Japan (JP)
Network typeEducation
RegistryAPNIC
Abuse contacthostmaster@nic.ad.jp
Registered—
Last updated2024-08-27

IPv4 prefixes

185 prefixes · 129,536 addresses
NetworkAddressesFirst – last address
133.92.0.0/1665,536133.92.0.0 – 133.92.255.255
202.252.64.0/198,192202.252.64.0 – 202.252.95.255
133.92.32.0/221,024133.92.32.0 – 133.92.35.255
133.92.36.0/221,024133.92.36.0 – 133.92.39.255
133.92.44.0/221,024133.92.44.0 – 133.92.47.255
133.92.124.0/221,024133.92.124.0 – 133.92.127.255
133.92.176.0/221,024133.92.176.0 – 133.92.179.255
133.92.188.0/221,024133.92.188.0 – 133.92.191.255
133.92.192.0/221,024133.92.192.0 – 133.92.195.255
133.92.236.0/221,024133.92.236.0 – 133.92.239.255
133.92.252.0/221,024133.92.252.0 – 133.92.255.255
133.92.78.0/23512133.92.78.0 – 133.92.79.255
133.92.100.0/23512133.92.100.0 – 133.92.101.255
133.92.102.0/23512133.92.102.0 – 133.92.103.255
133.92.104.0/23512133.92.104.0 – 133.92.105.255
133.92.106.0/23512133.92.106.0 – 133.92.107.255
133.92.246.0/23512133.92.246.0 – 133.92.247.255
133.92.248.0/23512133.92.248.0 – 133.92.249.255
133.92.250.0/23512133.92.250.0 – 133.92.251.255
133.92.1.0/24256133.92.1.0 – 133.92.1.255
133.92.2.0/24256133.92.2.0 – 133.92.2.255
133.92.4.0/24256133.92.4.0 – 133.92.4.255
133.92.5.0/24256133.92.5.0 – 133.92.5.255
133.92.6.0/24256133.92.6.0 – 133.92.6.255
133.92.7.0/24256133.92.7.0 – 133.92.7.255
The 25 largest of 185. The API and the database have all of them.

IPv6 prefixes

No IPv6 prefixes.

Query AS58647 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=AS58647&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS58647, with or without a key:

curl "https://api.ipapi.is/?q=133.92.0.1"

Largest networks in Japan

AS17676 SoftBank Mobile Corp.49,061,888 IPv4 addressesAS4713 NTT DOCOMO BUSINESS,Inc.28,624,896 IPv4 addressesAS2516 KDDI CORPORATION18,152,448 IPv4 addressesAS9824 JCOM Co., Ltd.10,315,776 IPv4 addressesAS2907 Authoritative information regarding AS Number8,960,512 IPv4 addressesAS17506 UCOM Corp.5,508,096 IPv4 addresses