AS4721 · JCOM Co., Ltd.

162
IPv4 prefixes
1,263,616
IPv4 addresses
1
IPv6 prefixes
🇯🇵 JP
Country

Summary

AS number
AS4721
Name
JCOM Co., Ltd.
Country
🇯🇵 JP
Type
JPNIC
Category
business
Announced
163 prefixes
Updated
2026-08-26

Announced IPv4 prefixes (162)

Prefix
14.193.0.0/16
14.193.0.0/17
14.193.128.0/17
61.203.224.0/19
61.203.224.0/20
61.203.240.0/20
110.4.48.0/20
110.4.48.0/21
110.4.56.0/21
110.92.80.0/20
110.92.80.0/21
110.92.88.0/21
110.93.0.0/21
110.93.0.0/22
110.93.4.0/22
110.173.240.0/20
110.173.240.0/21
110.173.248.0/21
110.232.0.0/19
110.232.0.0/20
110.232.16.0/20
110.232.128.0/21
110.232.128.0/22
110.232.132.0/22
111.90.0.0/17
111.90.0.0/18
111.90.64.0/18
112.137.32.0/20
112.137.32.0/21
112.137.40.0/21
112.137.64.0/18
112.137.64.0/19
112.137.96.0/19
113.52.16.0/20
113.52.16.0/21
113.52.24.0/21
113.61.112.0/20
113.61.112.0/21
113.61.120.0/21
114.134.112.0/20
114.134.112.0/21
114.134.120.0/21
114.134.192.0/18
114.134.192.0/19
114.134.224.0/19
114.142.128.0/21
114.142.128.0/22
114.142.132.0/22
114.198.192.0/19
114.198.192.0/20
114.198.208.0/20
114.198.224.0/21
114.198.224.0/22
114.198.228.0/22
115.42.96.0/20
115.42.96.0/21
115.42.104.0/21
116.70.128.0/18
116.70.128.0/19
116.70.160.0/19
118.83.0.0/16
118.83.0.0/17
118.83.128.0/17
118.86.0.0/15
118.86.0.0/16
118.87.0.0/16
122.255.128.0/17
122.255.128.0/18
122.255.192.0/18
123.98.224.0/19
123.98.224.0/20
123.98.240.0/20
175.41.64.0/18
175.41.64.0/19
175.41.96.0/19
175.103.12.0/22
175.103.12.0/23
175.103.14.0/23
180.92.32.0/19
180.92.32.0/20
180.92.48.0/20
180.149.160.0/19
180.149.160.0/20
180.149.176.0/20
182.50.192.0/19
182.50.192.0/20
182.50.208.0/20
182.50.224.0/20
182.50.224.0/21
182.50.232.0/21
202.43.16.0/20
202.43.16.0/21
202.43.24.0/21
202.43.68.0/22
202.43.68.0/23
202.43.70.0/23
202.72.64.0/20
202.72.64.0/21
202.72.72.0/21
202.78.176.0/20
202.78.176.0/21
202.78.184.0/21
202.83.184.0/21
202.83.184.0/22
202.83.188.0/22
202.178.80.0/20
202.178.80.0/21
202.178.88.0/21
203.89.32.0/19
203.89.32.0/20
203.89.48.0/20
203.114.248.0/22
203.114.248.0/23
203.114.250.0/23
203.124.64.0/19
203.124.64.0/20
203.124.80.0/20
203.153.56.0/22
203.153.56.0/23
203.153.58.0/23
210.135.192.0/19
210.135.192.0/20
210.135.208.0/20
210.172.240.0/20
210.172.240.0/21
210.172.248.0/21
211.19.208.0/20
211.19.208.0/21
211.19.216.0/21
218.219.80.0/20
218.219.80.0/21
218.219.88.0/21
219.112.192.0/19
219.112.192.0/20
219.112.208.0/20
219.113.96.0/20
219.113.96.0/21
219.113.104.0/21
219.117.0.0/20
219.117.0.0/21
219.117.8.0/21
219.117.160.0/19
219.117.160.0/20
219.117.176.0/20
219.124.224.0/19
219.124.224.0/20
219.124.240.0/20
220.208.64.0/18
220.208.64.0/19
220.208.96.0/19
221.132.128.0/18
221.132.128.0/19
221.132.160.0/19
223.165.20.0/22
223.165.20.0/23
223.165.22.0/23
223.165.32.0/19
223.165.32.0/20
223.165.48.0/20
223.223.208.0/21
223.223.208.0/22
223.223.212.0/22

Announced IPv6 prefixes (1)

Prefix
2001:c30::/32