AS63790 CyberAgent, Inc.

CA-LAB - CyberAgent, Inc. · registered in Japan

IPv4 addresses5121 prefixes · <0.001% of announced IPv4

Rank in Japan#592largest network in JP by IPv4 space, of 724 · <0.01% of JP

Rank worldwide#47,362of 79,396 networks with IPv4

IPv665,535 x /4816 prefixes

CountryJapan745 ASNs registered there

Open AS63790 in ASN lookup Look up an IP in this network (103.167.206.1) All networks in Japan

IPv4 prefixes

All 1 prefix, in address order.

103.167.206.0/23

IPv6 prefixes

All 16 prefixes.

2407:a6c0::/39
2407:a6c0:200::/40
2407:a6c0:300::/44
2407:a6c0:310::/45
2407:a6c0:319::/48
2407:a6c0:31a::/47
2407:a6c0:31c::/46
2407:a6c0:320::/43
2407:a6c0:340::/42
2407:a6c0:380::/41
2407:a6c0:400::/38
2407:a6c0:800::/37
2407:a6c0:1000::/36
2407:a6c0:2000::/35
2407:a6c0:4000::/34
2407:a6c0:8000::/33

Other ASNs named CyberAgent, Inc.

1 other network uses the same organisation name; together with AS63790 they announce 6,144 IPv4 addresses.

ASNNameIPv4 addresses

AS24284CYBERAGENT - CyberAgent, Inc. JP5,632

Similar-sized networks in Japan

ASNNameIPv4 addresses

AS146981#589 Nekojarashi - Nekojarashi Inc.512

AS151371#590 PAINA - PAINA Information Development512

AS152876#591 COMOTA - Comota Co., Ltd.512

AS152873#593 NEODY-NET - Neodyland512

AS4777#594 APNIC-COLO - Asia Pacific Network Information Centre512

AS59098#595 Hinaturu-Net - Mamireimu Net Work's512

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