The IP API The IP API
// ASN

AS55379

HOSEI-NET Hosei University, JP

Detailed information about the Autonomous System. Need another one? Look up a different ASN.

ASN
AS55379
Organization
Hosei University
Description
HOSEI-NET Hosei University, JP
Registry (RIR)
JPIRR
Created
2009-04-08
Updated
2025-05-02
IPv4 Prefixes
3
IPv6 Prefixes
3

IPv4 Prefixes

3 total
133.25.0.0/16
133.25.0.0/17
133.25.128.0/17

IPv6 Prefixes

3 total
2001:df3:6500:8000::/49
2001:df3:6500::/48
2001:df3:6500::/49

What is AS55379?

AS55379 is an Autonomous System Number (ASN) assigned to Hosei University. An ASN identifies a network or group of IP prefixes operated under a common routing policy in the BGP protocol.

Looking for more ASN data?

Use our ASN Lookup Tool for real-time WHOIS queries, or explore our API documentation to integrate ASN data into your applications.