AS38099 121.53.104.0/21 CIDR and IP Range Summary.ASN: 38099 - Kakao CorpHost Count: 2046Addressable IPs: 2048121.53.104.0/24121.53.105.0/24121.53.106.0/24121.53.107.0/24121.53.108.0/24121.53.109.0/24121.53.110.0/24121.53.111.0/24