NTT Communications Corporation

AS 4713 OCN

NTT Communications Corporation

AS 4713 OCN


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.

  28,980,224 IP addresses

  Network
ASN4713
NameOCN
OrganizationNTT Communications Corporation
CountryJapan  
RegistryAPNIC


  Details
IPv4 addresses28,980,224
IPv6 /64 networks242
Prefixes234


  Other ASN allocated to NTT Communications Corporation
ASN Name IP addresses
23779 N-BONE 98,304
38639 HANABI 11,776
18259 HIGE 9,984
24265 Agilit 2,048
37900 CPF-NET 2,048
38629 OKN 1,792
7674 GOFORS 1,280
131155 HANABI4 768


  Prefixes for AS4713
IPv4 addresses - showing the first 20 of 228 networks
Network Location Addresses
101.102.96.0/22 NTT Communications Corporation   Kobe (Nakamachidori) 1,024
101.50.60.0/22 NTT Communications Corporation   Kobe (Nakamachidori) 1,024
101.53.104.0/21 NTT Communications Corporation   Kobe (Nakamachidori) 2,048
103.198.160.0/22 NTT Communications Corporation   Iki 1,024
103.208.96.0/22 NTT Communications Corporation   Sendai 1,024
103.211.116.0/24 NTT Communications Corporation   Chiyoda 256
103.211.117.0/24 NTT Communications Corporation   Osaka 256
103.55.156.0/24 NTT Communications Corporation   Akita 256
103.55.157.0/24 NTT Communications Corporation   Akita 256
103.55.158.0/24 NTT Communications Corporation   Akita 256
103.55.159.0/24 NTT Communications Corporation   Akita 256
114.144.0.0/12 NTT Communications Corporation   Kakogawa 1,048,576
114.160.0.0/11 NTT Communications Corporation   Osaka 2,097,152
118.0.0.0/12 NTT Communications Corporation   Niigata 1,048,576
118.16.0.0/13 NTT Communications Corporation   Osaka 524,288
119.161.104.0/21 Nkjn   Toyooka-shi 2,048
121.112.0.0/13 NTT Communications Corporation   Osaka 524,288
122.1.0.0/16 NTT Communications Corporation   Osaka 65,536
122.16.0.0/12 NTT Communications Corporation   Chiyoda 1,048,576
123.108.152.0/21 NTT Communications Corporation   Kobe (Nakamachidori) 2,048

IPv6 addresses
Network Location /64 Prefixes
2001:380::/32 NTT Communications Corporation   Osaka 232
2400:4000::/22 NTT Communications Corporation   Osaka 242
2400:7800::/32 NTT Communications Corporation   Chiyoda 232
2404:3d00:4037:1000::/52 NTT Communications Corporation   Chiyoda 212
2404:3d00:4037:2000::/52 NTT Communications Corporation   Chiyoda 212
2407:a800:3e12::/48 Ministry of Defense   Chiyoda 216


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