AS24270 CRC Solutions Corp.,

CRC-KCC - CRC Solutions Corp., · registered in Japan

IPv4 addresses5,1203 prefixes · <0.001% of announced IPv4

Rank in Japan#374largest network in JP by IPv4 space, of 724 · <0.01% of JP

Rank worldwide#13,303of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)1 prefixes

CountryJapan745 ASNs registered there

Open AS24270 in ASN lookup Look up an IP in this network (103.68.144.1) All networks in Japan

IPv4 prefixes

All 3 prefixes, in address order.

103.68.144.0/22
202.83.144.0/21
203.99.240.0/21

IPv6 prefixes

All 1 prefix.

2405:2700::/32

Similar-sized networks in Japan

ASNNameIPv4 addresses

AS24284#371 CYBERAGENT - CyberAgent, Inc.5,632

AS17937#372 NDMC - NIKKEI ADVANCED SYSTEMS INC.5,376

AS139076#373 ENJOYVC-AS-AP - EnjoyVC Japan Corporation5,376

AS38651#375 Mixi - MIXI, Inc.5,120

AS9353#376 MEDIAWARS - MEDIAWARS co.,ltd.5,120

AS37907#377 DIGIROCK - DigiRock, Inc.5,120

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