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AS37914 Advanced Software Technology and Management Research Institute of KYOTO

Univnet - Advanced Software Technology and Management Research Institute of KYOTO · registered in Japan

IPv4 addresses4,3522 prefixes · <0.001% of announced IPv4
Rank in Japan#387largest network in JP by IPv4 space, of 724 · <0.01% of JP
Rank worldwide#14,792of 79,396 networks with IPv4
IPv6noneno IPv6 routes announced
CountryJapan745 ASNs registered there

IPv4 prefixes

All 2 prefixes, in address order.

  • 163.208.176.0/20
  • 192.50.154.0/24

Similar-sized networks in Japan

ASNNameIPv4 addresses
AS59118#384 FNC-O2 - NRI SecureTechnologies, Ltd.4,608
AS55912#385 u-kochi - University of Kochi4,352
AS59106#386 INET6 - Cyber and Internet Association4,352
AS55897#388 SAKURA-F - SAKURA Internet Inc.4,352
AS18259#389 HIGE - NTT DOCOMO BUSINESS, Inc4,096
AS18074#390 FRT - FRT Inc.4,096

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources