Osaka University operates AS4730: 2 IPv4 prefixes covering 67,584 addresses, most of them in 
Japan.
By IPv4 addresses the network ranks #2,547 worldwide and #111 of 848 networks in Japan. That is 0.03% of the country’s IPv4 space.
The largest block is 133.1.0.0 to 133.1.255.255 with 65,536 addresses, geolocated to Suita.
- IPv4 addresses
- 67,584
- IPv4 prefixes
- 2
- World rank
- #2,547
- Country share
- 0.03%
Addresses by country
- Japan 100%
Largest blocks
- 133.1.0.0 Suita65,536
- 192.50.0.0 Chiyoda City2,048
Networks of similar size
- AS2841 Chalmers University of Technology
67,584 - AS63 Massachusetts Institute of Technology
67,584 - AS10441 Jacobs Engineering Group Inc.67,584
- AS28667 VERO S.A
67,584 - AS9183 Robert Bosch Gesellschaft mit Beschraenkter Haftung
67,584 - AS198096 Junta de Andalucia
67,584 - AS4476 British Columbia Institute of Technology
67,584 - AS26072 FirstEnergy Corp.67,584
IPv4 prefixes
Questions and answers
Who owns AS4730?
Autonomous system AS4730 is operated by Osaka University.
How many IP addresses does AS4730 have?
The network holds 67,584 IPv4 addresses in 2 prefixes.
Which country is AS4730 in?
The main country is Japan.
How big is AS4730?
By IPv4 addresses it ranks #2,547 worldwide.
What is the largest address block of AS4730?
133.1.0.0 to 133.1.255.255, 65,536 addresses.