AS4713

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.

28,973,312 IP addresses
ASN4713
NameOCN
OrganizationNTT Communications Corporation
CountryJapan  
RegistryAPNIC
IPv4 addresses28,973,312
IPv6 /64 networks242
Prefixes226
Other ASN allocated to NTT Communications Corporation
ASN Name IP addresses
23779 N-BONE 98,304
38639 HANABI 12,800
18259 HIGE 9,472
24265 Agilit 2,048
37900 CPF-NET 2,048
38629 OKN 1,536
7674 GOFORS 1,280
131155 HANABI4 512
IPv4 Prefixes for AS4713 - showing the first 20 of 222 networks
Network Location Addresses
101.50.60.0/22 NTT Communications Corporation   Amami 1,024
101.53.104.0/21 NTT Communications Corporation   Naze 2,048
103.208.96.0/22 NTT Communications Corporation   Kobe 1,024
103.211.117.0/24 Japan-Pool-I   Chiyoda 256
103.55.157.0/24 NTT Communications Corporation   Akita (Sangoden) 256
103.55.158.0/24 NTT Communications Corporation   Akita (Sangoden) 256
114.144.0.0/12 NTT Communications Corporation   Ashiya 1,048,576
114.160.0.0/11 NTT Communications Corporation   Chiyoda 2,097,152
118.0.0.0/12 Open Computer Network   Uonuma 1,048,576
118.16.0.0/13 NTT Communications Corporation   Fujieda 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
123.216.0.0/13 NTT Communications Corporation   Funabashi 524,288
123.224.0.0/14 NTT Communications Corporation   Chiyoda (Marunouchi) 262,144
124.84.0.0/14 NTT Communications Corporation   Tsukuba (Akatsuka) 262,144
124.96.0.0/13 NTT Communications Corporation   Fukuoka 524,288
125.170.0.0/16 NTT Communications Corporation   Chiyoda (Marunouchi) 65,536
125.172.0.0/14 NTT Communications Corporation   Sapporo 262,144
IPv6 Prefixes for AS4713
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
2407:a800:3e12::/48 Ministry of Defense   Chiyoda 216