AS23568#641 CRA-AS-KR-KR - CycleBoat Racing Business Division512
AS23572#642 AIAK-AS-KR-KR - American International Assurance Company Korea512
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