AS2516 210.253.168.0/21 CIDR and IP Range Summary.ASN: 2516 - KDDI KDDI CorporationHost Count: 2046Addressable IPs: 2048210.253.168.0/24210.253.169.0/24210.253.170.0/24210.253.171.0/24210.253.172.0/24210.253.173.0/24210.253.174.0/24210.253.175.0/24