Autonomous System
AS55910 Shibaura Institute of Technology
EducationActiveJapanAPNIC
AS55910 (SITNET-AS) is an education network operated by Shibaura Institute of Technology in Japan, registered with APNIC. It has 1 IPv4 prefix with 16,384 addresses and 1 IPv6 prefix, which makes it the 7,885th largest of 82,200 active autonomous systems by IPv4 space.
IPv4 addresses16,384in 1 prefix
IPv6 prefixes1≈ 1.2 × 10²⁴ addresses
Size rank#7,885of 82,200 active ASNs
Details
OrganizationShibaura Institute of Technology
AS nameSITNET-AS
Websiteshibaura-it.ac.jp
Country Japan (JP)
Network typeEducation
RegistryAPNIC
Abuse contacthostmaster@nic.ad.jp
Registered—
Last updated2024-08-29
IPv4 prefixes
1 prefix · 16,384 addresses| Network | Addresses | First – last address |
|---|---|---|
| 202.18.64.0/18 | 16,384 | 202.18.64.0 – 202.18.127.255 |
202.18.64.0/18
IPv6 prefixes
1 prefix- 2001:df3:4c0::/48
2001:df3:4c0::/48
Query AS55910 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=AS55910&key=YOUR_API_KEY"Any address in its prefixes resolves to AS55910, with or without a key:
curl "https://api.ipapi.is/?q=202.18.64.1"Largest networks in Japan
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