AS2497 · Internet Initiative Japan Inc.

202
IPv4 prefixes
4,070,656
IPv4 addresses
11
IPv6 prefixes
🇯🇵 JP
Country

Summary

AS number
AS2497
Name
Internet Initiative Japan Inc.
Country
🇯🇵 JP
Type
JPNIC
Category
business
Announced
213 prefixes
Updated
2026-08-26

Announced IPv4 prefixes (202)

Prefix
14.137.235.0/24
14.137.243.0/24
23.131.136.0/24
23.159.40.0/24
23.183.56.0/24
49.239.64.0/18
58.138.0.0/17
58.138.128.0/18
61.122.224.0/20
61.124.0.0/20
61.124.16.0/20
61.211.96.0/19
79.170.199.0/24
101.128.128.0/17
103.2.57.0/24
103.2.58.0/23
103.5.23.0/24
103.26.166.0/24
103.26.167.0/24
103.76.87.0/24
103.140.136.0/23
113.197.128.0/17
116.118.192.0/20
118.151.0.0/17
118.151.128.0/18
119.10.192.0/18
121.50.160.0/21
121.102.0.0/16
121.200.200.0/21
124.41.0.0/17
124.41.128.0/18
124.147.64.0/18
125.30.0.0/16
129.249.0.0/16
131.248.0.0/16
132.179.0.0/16
133.110.0.0/16
133.111.0.0/16
133.127.0.0/16
133.137.0.0/16
133.142.0.0/16
133.157.32.0/19
133.157.72.0/21
133.157.80.0/20
133.157.96.0/21
133.159.0.0/16
133.169.0.0/21
133.169.8.0/22
133.173.0.0/16
133.173.0.0/17
133.173.128.0/17
133.183.96.0/21
133.183.106.0/24
133.183.128.0/19
133.194.0.0/16
133.194.0.0/17
133.194.128.0/18
133.194.192.0/19
133.194.224.0/20
133.194.240.0/21
133.194.248.0/22
133.194.252.0/23
133.194.254.0/24
133.215.0.0/16
133.218.0.0/16
133.221.0.0/16
133.221.3.0/24
133.236.0.0/16
133.238.8.0/21
133.238.16.0/20
133.238.32.0/19
133.238.128.0/17
133.245.0.0/16
133.254.0.0/16
133.254.130.0/24
133.254.131.0/24
134.237.0.0/16
138.107.0.0/16
139.152.0.0/16
139.152.11.0/24
139.152.13.0/24
139.152.14.0/24
139.152.15.0/24
143.94.0.0/16
143.94.217.0/24
143.125.0.0/17
143.125.128.0/18
143.125.192.0/20
143.125.208.0/22
150.23.0.0/16
150.31.0.0/16
150.61.5.0/24
150.61.54.0/24
150.61.55.0/24
150.87.0.0/16
150.90.0.0/16
157.65.8.0/21
157.65.176.0/21
157.65.192.0/21
157.67.0.0/16
160.13.0.0/16
160.17.0.0/16
163.49.0.0/16
163.55.0.0/16
163.140.0.0/16
163.218.0.0/16
167.169.0.0/16
172.122.0.0/15
178.239.124.0/24
178.239.125.0/24
178.239.126.0/24
182.54.240.0/22
192.47.161.0/24
192.50.252.0/23
192.70.131.0/24
192.244.8.0/21
202.15.44.0/23
202.19.224.0/21
202.22.208.0/20
202.24.192.0/24
202.24.193.0/24
202.24.194.0/24
202.24.195.0/24
202.24.196.0/24
202.32.0.0/16
202.48.108.0/23
202.141.192.0/20
202.155.129.0/24
202.155.130.0/24
202.214.0.0/16
202.221.0.0/16
202.224.128.0/18
202.232.0.0/16
202.238.128.0/18
202.238.192.0/18
202.242.16.0/23
202.244.222.0/24
202.245.176.0/20
202.250.154.0/24
202.250.155.0/24
202.251.0.0/19
202.253.160.0/22
203.139.224.0/22
203.139.228.0/22
203.139.232.0/22
203.139.236.0/22
203.139.240.0/20
203.180.0.0/16
206.132.160.0/20
210.128.0.0/16
210.130.0.0/16
210.133.192.0/18
210.138.0.0/16
210.141.16.0/20
210.148.0.0/16
210.149.0.0/16
210.173.0.0/19
210.233.160.0/24
210.233.162.0/24
210.233.163.0/24
210.233.165.0/24
210.233.166.0/24
210.233.167.0/24
210.233.168.0/24
210.233.169.0/24
210.233.170.0/24
210.233.171.0/24
210.233.173.0/24
210.233.174.0/24
210.233.175.0/24
210.233.176.0/24
210.233.177.0/24
210.233.178.0/24
210.233.179.0/24
210.233.180.0/24
210.233.181.0/24
210.233.182.0/24
210.233.183.0/24
210.233.184.0/24
210.233.185.0/24
210.233.186.0/24
210.233.187.0/24
210.233.188.0/24
210.233.189.0/24
210.233.190.0/24
211.14.32.0/19
216.98.96.0/19
218.42.160.0/19
218.228.96.0/19
219.105.0.0/19
219.111.0.0/17
219.119.0.0/16
219.121.160.0/19
219.126.128.0/17
220.100.0.0/17
220.100.192.0/18
220.156.0.0/18
220.156.64.0/19
220.156.96.0/19
220.156.128.0/19
220.208.192.0/19
220.210.128.0/18

Announced IPv6 prefixes (11)

Prefix
2001:240::/32
2001:300::/32
2001:48b0::/32
2400:3980::/32
2401:ce20:c::/48
2401:ce20:d::/48
2401:ce20:e::/48
2403:5700::/48
2403:5700:1::/48
240a:71:8000::/36
240a:71:9000::/36