AS4713 153.176.0.0/12 CIDR and IP Range Summary.ASN: 4713 - NTT Communications CorporationHost Count: 1048574Addressable IPs: 1048576153.176.0.0/16153.177.0.0/16153.178.0.0/16153.179.0.0/16153.180.0.0/16153.181.0.0/16153.182.0.0/16153.183.0.0/16153.184.0.0/16153.185.0.0/16153.186.0.0/16153.187.0.0/16153.188.0.0/16153.189.0.0/16153.190.0.0/16153.191.0.0/16