NTT Communications Corporation

AS 4713 OCN NTT Communications Corporation

NTT Communications Corporation

AS 4713 OCN NTT Communications Corporation


Autonomous Systems are networks typically governed by large ISPs that participate in global Internet routing. Each network is assigned a unique identification number known as the AS number or ASN by the Internet Assigned Numbers Authority.

  28,958,208 IP addresses

  Network
ASN4713
NameOCN NTT Communications Corporation
OrganizationNTT Communications Corporation
CountryJapan  
RegistryAPNIC


  Details
IPv4 addresses28,958,208
IPv6 /64 networks242
Prefixes247




  Prefixes for AS4713
IPv4 addresses - showing the first 20 of 241 networks
Network Location Addresses
NTT Communications Corporation   Chuo Ward (Nakamachidori) 1,024
NTT Communications Corporation   Chuo Ward (Nakamachidori) 1,024
NTT Communications Corporation   Chuo Ward (Nakamachidori) 2,048
NTT Communications Corporation   Chuo Ward (Nakamachidori) 1,024
NTT Communications Corporation   Sendai 1,024
Japan-Pool-I   Chiyoda 256
Japan-Pool-I   Chiyoda 256
NTT Communications Corporation   Akita 256
NTT Communications Corporation   Akita 256
NTT Communications Corporation   Akita 256
NTT Communications Corporation   Akita 256
NTT Communications Corporation   Higashinada Ward 1,048,576
NTT Communications Corporation   Chiyoda 2,097,152
NTT Communications Corporation   Niigata 1,048,576
NTT Communications Corporation   Chiyoda 524,288
Nkjn   Toyooka-shi 2,048
NTT Communications Corporation   Chiyoda 524,288
Ocn   Chiyoda 65,536
NTT Communications Corporation   Chiyoda 1,048,576
NTT Communications Corporation   Chuo Ward (Nakamachidori) 2,048

IPv6 addresses
Network Location /64 Prefixes
Ocn   Osaka 232
NTT Communications Corporation   Osaka 242
NTT Communications Corporation   Chiyoda 232
NTT Communications Corporation   Pyrmont 212
NTT Communications Corporation   Pyrmont 212
Japan Network Information Center, MINISTRY OF DEFENSE   Chiyoda 216