AS2514 NTT PC Communications, Inc.

InfoSphere - NTT PC Communications, Inc. · registered in Japan

IPv4 addresses2,078,976451 prefixes · 0.066% of announced IPv4

Rank in Japan#12largest network in JP by IPv4 space, of 724 · 1.29% of JP

Rank worldwide#192of 79,396 networks with IPv4

IPv63 x /32 (196,608 x /48)3 prefixes

CountryJapan745 ASNs registered there

Open AS2514 in ASN lookup Look up an IP in this network (1.33.0.1) All networks in Japan

IPv4 prefixes

All 451 prefixes, in address order.

1.33.0.0/19
1.33.32.0/19
1.33.64.0/19
1.33.96.0/20
1.33.112.0/20
1.33.128.0/18
1.33.192.0/19
1.33.224.0/21
1.33.232.0/21
1.33.240.0/20
23.232.128.0/17
61.194.0.0/17
61.194.128.0/20
61.194.144.0/20
61.194.160.0/23
61.194.162.0/23
61.194.164.0/22
61.194.168.0/21
61.194.176.0/20
61.194.192.0/18
61.197.0.0/19
61.197.32.0/20
61.197.48.0/22
61.197.52.0/22
61.197.56.0/22
61.197.60.0/24
61.197.61.0/24
61.197.62.0/23
61.197.64.0/24
61.197.65.0/24
61.197.66.0/23
61.197.68.0/22
61.197.72.0/21
61.197.80.0/24
61.197.81.0/24
61.197.82.0/23
61.197.84.0/22
61.197.88.0/22
61.197.92.0/24
61.197.93.0/24
61.197.94.0/23
61.197.96.0/20
61.197.112.0/21
61.197.120.0/22
61.197.124.0/23
61.197.126.0/24
61.197.127.0/24
61.197.128.0/23
61.197.130.0/23
61.197.132.0/22
61.197.136.0/21
61.197.144.0/21
61.197.152.0/22
61.197.156.0/22
61.197.160.0/19
61.197.192.0/18
61.206.112.0/20
103.2.100.0/22
103.49.216.0/22
103.243.196.0/22
103.244.44.0/22
103.251.72.0/22
103.253.188.0/22
103.255.20.0/22
107.153.0.0/16
111.89.0.0/21
111.89.8.0/21
111.89.16.0/21
111.89.24.0/22
111.89.28.0/23
111.89.30.0/23
111.89.32.0/21
111.89.40.0/21
111.89.48.0/21
111.89.56.0/22
111.89.60.0/23
111.89.62.0/23
111.89.64.0/21
111.89.72.0/21
111.89.80.0/20
111.89.96.0/20
111.89.112.0/21
111.89.120.0/23
111.89.122.0/23
111.89.124.0/23
111.89.126.0/23
111.89.128.0/18
111.89.192.0/19
111.89.224.0/20
111.89.240.0/21
111.89.248.0/23
111.89.250.0/23
111.89.252.0/22
115.187.64.0/23
116.58.160.0/19
116.80.0.0/16
117.102.176.0/20
117.102.192.0/19
117.103.160.0/21
119.245.0.0/20
119.245.16.0/20
119.245.32.0/20
119.245.48.0/22
119.245.52.0/22
119.245.56.0/21
119.245.64.0/20
119.245.80.0/20
119.245.96.0/20
119.245.112.0/21
119.245.120.0/22
119.245.124.0/22
119.245.128.0/17
120.143.0.0/18
122.129.224.0/20
122.202.16.0/21
123.50.192.0/19
123.98.144.0/20
124.146.128.0/18
124.146.192.0/19
124.146.224.0/20
124.146.240.0/20
124.154.0.0/20
124.154.16.0/23
124.154.18.0/23
124.154.20.0/22
124.154.24.0/21
124.154.32.0/21
124.154.40.0/22
124.154.44.0/24
124.154.45.0/24
124.154.46.0/23
124.154.48.0/21
124.154.56.0/22
124.154.60.0/23
124.154.62.0/23
124.154.64.0/21
124.154.72.0/22
124.154.76.0/22
124.154.80.0/20
124.154.96.0/19
124.154.128.0/18
124.154.192.0/20
124.154.208.0/21
124.154.216.0/21
124.154.224.0/21
124.154.232.0/21
124.154.240.0/21
124.154.248.0/21
128.28.0.0/17
128.28.128.0/19
128.28.160.0/20
128.28.176.0/21
128.28.184.0/21
128.28.192.0/18
128.53.0.0/21
128.53.8.0/21
128.53.16.0/20
128.53.32.0/19
128.53.64.0/18
128.53.128.0/17
133.130.128.0/18
133.130.192.0/20
133.130.208.0/20
133.130.224.0/19
133.232.64.0/18
133.232.128.0/18
133.232.192.0/18
140.227.0.0/16
143.125.212.0/22
143.125.216.0/21
143.125.224.0/19
150.11.0.0/16
153.124.176.0/20
157.14.32.0/20
157.14.96.0/19
157.14.136.0/21
157.14.144.0/20
157.14.208.0/22
157.14.252.0/22
157.65.0.0/21
157.65.16.0/20
157.65.32.0/20
157.65.48.0/21
157.65.56.0/22
157.65.60.0/22
157.65.64.0/20
157.65.80.0/20
157.65.96.0/20
157.65.112.0/20
157.65.128.0/20
157.65.144.0/21
157.65.152.0/21
157.65.160.0/20
157.65.184.0/21
157.65.200.0/21
157.65.208.0/21
157.65.224.0/20
157.65.240.0/21
157.65.248.0/22
157.65.252.0/23
157.65.254.0/23
157.79.0.0/16
157.101.160.0/19
157.120.0.0/18
160.248.0.0/21
160.248.8.0/22
160.248.12.0/24
160.248.14.0/23
160.248.16.0/20
160.248.32.0/19
160.248.64.0/22
160.248.68.0/23
160.248.74.0/23
160.248.76.0/22
160.248.80.0/23
160.248.83.0/24
160.248.84.0/24
160.248.87.0/24
160.248.88.0/24
160.248.90.0/23
160.248.92.0/22
160.248.96.0/19
160.248.128.0/19
160.248.160.0/20
160.248.184.0/21
160.248.192.0/21
160.248.200.0/23
160.248.203.0/24
160.248.204.0/23
160.248.207.0/24
160.248.208.0/20
160.248.232.0/22
160.248.241.0/24
160.248.242.0/23
160.248.244.0/22
160.248.248.0/22
160.248.252.0/23
160.248.255.0/24
161.34.0.0/16
163.44.0.0/18
163.44.208.0/20
164.70.64.0/18
192.218.88.0/24
192.244.96.0/20
202.11.62.0/23
202.16.204.0/23
202.17.128.0/19
202.48.192.0/24
202.52.176.0/20
202.61.16.0/20
202.171.128.0/19
202.189.144.0/20
202.212.0.0/16
202.220.192.0/19
202.224.192.0/18
202.229.0.0/16
202.239.64.0/18
202.241.128.0/22
202.241.136.0/22
202.241.144.0/21
202.241.152.0/22
202.241.180.0/22
202.253.106.0/23
203.138.0.0/16
203.141.128.0/19
203.141.240.0/20
203.143.96.0/19
203.152.192.0/19
203.196.16.0/21
210.48.224.0/19
210.136.0.0/19
210.136.32.0/19
210.136.64.0/18
210.136.128.0/19
210.136.160.0/20
210.136.176.0/21
210.136.184.0/21
210.136.192.0/20
210.136.208.0/22
210.136.212.0/23
210.136.214.0/23
210.136.216.0/21
210.136.224.0/19
210.139.0.0/23
210.139.2.0/23
210.139.4.0/23
210.139.6.0/24
210.139.7.0/24
210.139.8.0/23
210.139.10.0/23
210.139.12.0/22
210.139.16.0/22
210.139.20.0/22
210.139.24.0/22
210.139.28.0/23
210.139.30.0/24
210.139.31.0/24
210.139.32.0/21
210.139.40.0/21
210.139.48.0/20
210.139.64.0/22
210.139.68.0/23
210.139.70.0/23
210.139.72.0/21
210.139.80.0/20
210.139.96.0/22
210.139.100.0/23
210.139.102.0/24
210.139.103.0/24
210.139.104.0/21
210.139.112.0/23
210.139.114.0/23
210.139.116.0/23
210.139.118.0/24
210.139.119.0/24
210.139.120.0/24
210.139.121.0/24
210.139.122.0/24
210.139.123.0/24
210.139.124.0/22
210.150.0.0/16
210.153.0.0/17
210.153.128.0/23
210.153.130.0/23
210.153.132.0/22
210.153.136.0/21
210.153.144.0/23
210.153.146.0/23
210.153.148.0/22
210.153.152.0/21
210.153.160.0/21
210.153.168.0/22
210.153.172.0/24
210.153.173.0/24
210.153.174.0/23
210.153.176.0/20
210.153.192.0/20
210.153.208.0/23
210.153.210.0/23
210.153.212.0/22
210.153.216.0/22
210.153.220.0/23
210.153.222.0/23
210.153.224.0/22
210.153.228.0/23
210.153.230.0/23
210.153.232.0/21
210.153.240.0/20
210.165.0.0/20
210.165.16.0/21
210.165.24.0/22
210.165.28.0/23
210.165.30.0/24
210.165.31.0/24
210.165.32.0/19
210.165.64.0/23
210.165.66.0/23
210.165.68.0/22
210.165.72.0/21
210.165.80.0/22
210.165.84.0/23
210.165.86.0/23
210.165.88.0/22
210.165.92.0/23
210.165.94.0/23
210.165.96.0/23
210.165.98.0/23
210.165.100.0/22
210.165.104.0/23
210.165.106.0/23
210.165.108.0/22
210.165.112.0/20
210.165.128.0/21
210.165.136.0/21
210.165.144.0/22
210.165.148.0/23
210.165.150.0/24
210.165.151.0/24
210.165.152.0/21
210.165.160.0/21
210.165.168.0/22
210.165.172.0/23
210.165.174.0/23
210.165.176.0/24
210.165.177.0/24
210.165.178.0/23
210.165.180.0/24
210.165.181.0/24
210.165.182.0/23
210.165.184.0/21
210.165.192.0/19
210.165.224.0/22
210.165.228.0/22
210.165.232.0/21
210.165.240.0/20
210.231.128.0/21
210.231.136.0/23
210.231.138.0/23
210.231.140.0/22
210.231.144.0/20
210.231.160.0/19
211.2.160.0/20
211.132.200.0/21
218.40.48.0/20
219.99.32.0/20
219.102.0.0/20
219.102.16.0/20
219.102.32.0/20
219.102.48.0/24
219.102.49.0/24
219.102.50.0/23
219.102.52.0/22
219.102.56.0/21
219.102.64.0/19
219.102.96.0/23
219.102.98.0/24
219.102.99.0/24
219.102.100.0/22
219.102.104.0/23
219.102.106.0/23
219.102.108.0/22
219.102.112.0/20
219.102.128.0/22
219.102.132.0/22
219.102.136.0/21
219.102.144.0/20
219.102.160.0/21
219.102.168.0/23
219.102.170.0/23
219.102.172.0/22
219.102.176.0/20
219.102.192.0/22
219.102.196.0/23
219.102.198.0/23
219.102.200.0/22
219.102.204.0/24
219.102.205.0/24
219.102.206.0/23
219.102.208.0/22
219.102.212.0/22
219.102.216.0/22
219.102.220.0/22
219.102.224.0/21
219.102.232.0/21
219.102.240.0/22
219.102.244.0/22
219.102.248.0/22
219.102.252.0/22
219.117.192.0/18
219.118.64.0/20
219.122.112.0/20

IPv6 prefixes

All 3 prefixes.

2001:2c0::/32
2400:3e80::/32
2400:a800::/32

Similar-sized networks in Japan

ASNNameIPv4 addresses

AS2518#9 BIGLOBE - BIGLOBE Inc.3,670,016

AS17511#10 OPTAGE - OPTAGE Inc.2,994,432

AS9605#11 docomo - NTT DOCOMO, INC.2,536,448

AS10013#13 FBDC - FreeBit Co.,Ltd.1,944,064

AS4725#14 ODN - SoftBank Corp.1,918,976

AS9595#15 XEPHION - NTT-ME Corporation1,513,472

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources