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AS150358
AS150358 Tokyo Woman's Christian University
TWCU-NET - Tokyo Woman's Christian University · registered in Japan
IPv4 addresses 2,048 1 prefixes · <0.001% of announced IPv4
Rank in Japan #478 largest network in JP by IPv4 space, of 724 · <0.01% of JP
Rank worldwide #24,028 of 79,396 networks with IPv4
IPv6 none no IPv6 routes announced
Country Japan 745 ASNs registered there
IPv4 prefixes
All 1 prefix, in address order.
Similar-sized networks in Japan
ASN Name IPv4 addresses
AS131909 #475 Okinawa-DC - OCC Co., Ltd.2,048
AS131944 #476 KADOKAWA-NET - KADOKAWA DWANGO CORPORATION2,048
AS136506 #477 LEONCOLTD-AS-AP - LEON CO.LTD2,048
AS139345 #479 HYVEMANAGEDHOSTINGCORPINC-AS-AP - Hyve Managed Hosting Corp Inc1,792
AS23804 #480 AIN-NET - Nonprofit Organization Kitaura Hana Net1,792
AS24286 #481 WNI-AS - Weathernews,Inc.1,792
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