Autonomous System

AS58785 Tohoku Gakuin University

EducationActiveJapanJPNIC

AS58785 (TGU-NET) is an education network operated by Tohoku Gakuin University in Japan, registered with JPNIC. It has 1 IPv4 prefix with 65,536 addresses and 1 IPv6 prefix, which makes it the 3,837th largest of 82,283 active autonomous systems by IPv4 space.

IPv4 addresses65,536in 1 prefix

IPv6 prefixes1≈ 1.2 × 10²⁴ addresses

Size rank#3,837of 82,283 active ASNs

Abuser scoreVery Lowunder 0.01% of its addresses flagged · method

Details

OrganizationTohoku Gakuin University

AS nameTGU-NET

Websitetohoku-gakuin.ac.jp

Country Japan (JP)

Network typeEducation

RegistryJPNIC

Abuse contact—

Registered—

Last updated2026-03-13

IPv4 prefixes

1 prefix · 65,536 addresses

Network	Addresses	First – last address
157.118.0.0/16	65,536	157.118.0.0 – 157.118.255.255

157.118.0.0/16

IPv6 prefixes

1 prefix

2001:df3:a700::/48

2001:df3:a700::/48

Query AS58785 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=AS58785&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS58785, with or without a key:

curl "https://api.ipapi.is/?q=157.118.0.1"

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