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AS38215
AS38215 Syuhei Uda
SYUHEIUDA-AS-AP - Syuhei Uda · registered in Japan
IPv4 addresses 256 1 prefixes · <0.001% of announced IPv4
Rank in Japan #634 largest network in JP by IPv4 space, of 724 · <0.01% of JP
Rank worldwide #59,076 of 79,396 networks with IPv4
IPv6 1 x /32 (65,537 x /48) 2 prefixes
Country Japan 745 ASNs registered there
IPv4 prefixes
All 1 prefix, in address order.
IPv6 prefixes
All 2 prefixes.
2001:df6:5180::/48 2400:bf60::/32
Similar-sized networks in Japan
ASN Name IPv4 addresses
AS151385 #631 JAPANET-H - Japanet Holdings Co.,Ltd.512
AS151390 #632 RUTILEA-A - RUTILEA, Inc.512
AS152872 #633 VL-NET - VirtualLink Networks512
AS23774 #635 A-DNS-JP - Japan Registry Service Co., Ltd.256
AS24252 #636 JPRS-NAYUTA - Japan Registry Service Co., Ltd.256
AS37906 #637 NETIRD-2 - GMO NetIRD, Inc.256
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