AS4721 JCom Co. Ltd.

General Info - AS4721

JCom Co. Ltd.

Japan

jcom.co.jp

631,808

9,223,372,036,854,775,808

IP Address Ranges

Netblock Number of IPs   
14.193.0.0/17 32,768
14.193.128.0/17 32,768
61.203.224.0/20 4,096
61.203.240.0/20 4,096
110.4.48.0/21 2,048
110.4.56.0/21 2,048
110.92.80.0/21 2,048
110.92.88.0/21 2,048
110.93.0.0/22 1,024
110.93.4.0/22 1,024
110.173.240.0/21 2,048
110.173.248.0/21 2,048
110.232.0.0/20 4,096
110.232.16.0/20 4,096
110.232.128.0/22 1,024
110.232.132.0/22 1,024
111.90.0.0/18 16,384
111.90.64.0/18 16,384
112.137.32.0/21 2,048
112.137.40.0/21 2,048
112.137.64.0/19 8,192
112.137.96.0/19 8,192
113.52.16.0/21 2,048
113.52.24.0/21 2,048
113.61.112.0/21 2,048
113.61.120.0/21 2,048
114.134.112.0/21 2,048
114.134.120.0/21 2,048
114.134.192.0/19 8,192
114.134.224.0/19 8,192
114.142.128.0/22 1,024
114.142.132.0/22 1,024
114.198.192.0/20 4,096
114.198.208.0/20 4,096
114.198.224.0/22 1,024
114.198.228.0/22 1,024
115.42.96.0/21 2,048
115.42.104.0/21 2,048
116.70.128.0/19 8,192
116.70.160.0/19 8,192
118.83.0.0/17 32,768
118.83.128.0/17 32,768
118.86.0.0/16 65,536
118.87.0.0/16 65,536
122.255.128.0/18 16,384
122.255.192.0/18 16,384
123.98.224.0/20 4,096
123.98.240.0/20 4,096
175.41.64.0/19 8,192
175.41.96.0/19 8,192
175.103.12.0/23 512
175.103.14.0/23 512
180.92.32.0/20 4,096
180.92.48.0/20 4,096
180.149.160.0/20 4,096
180.149.176.0/20 4,096
182.50.192.0/20 4,096
182.50.208.0/20 4,096
182.50.224.0/21 2,048
182.50.232.0/21 2,048
202.43.16.0/21 2,048
202.43.24.0/21 2,048
202.43.68.0/23 512
202.43.70.0/23 512
202.72.64.0/21 2,048
202.72.72.0/21 2,048
202.78.176.0/21 2,048
202.78.184.0/21 2,048
202.83.184.0/22 1,024
202.83.188.0/22 1,024
202.178.80.0/21 2,048
202.178.88.0/21 2,048
203.89.32.0/20 4,096
203.89.48.0/20 4,096
203.114.248.0/23 512
203.114.250.0/23 512
203.124.64.0/20 4,096
203.124.80.0/20 4,096
203.153.56.0/23 512
203.153.58.0/23 512
210.135.192.0/20 4,096
210.135.208.0/20 4,096
210.172.240.0/21 2,048
210.172.248.0/21 2,048
211.19.208.0/21 2,048
211.19.216.0/21 2,048
218.219.80.0/21 2,048
218.219.88.0/21 2,048
219.112.192.0/20 4,096
219.112.208.0/20 4,096
219.113.96.0/21 2,048
219.113.104.0/21 2,048
219.117.0.0/21 2,048
219.117.8.0/21 2,048
219.117.160.0/20 4,096
219.117.176.0/20 4,096
219.124.224.0/20 4,096
219.124.240.0/20 4,096
220.208.64.0/19 8,192
220.208.96.0/19 8,192
221.132.128.0/19 8,192
221.132.160.0/19 8,192
223.165.20.0/23 512
223.165.22.0/23 512
223.165.32.0/20 4,096
223.165.48.0/20 4,096
223.223.208.0/22 1,024
223.223.212.0/22 1,024

Show more IP address ranges »

Netblock Number of IPs   
2001:c30::/32 79,228,162,514,264,337,593,543,950,336

Downstreams

There are no downstreams for this ASN.

What is an Autonomous System (AS)?

An Autonomous System (AS) is a collection of connected networks that operate under a common administrative domain and share routing policies. Each AS is identified by a unique Autonomous System Number (ASN), which is used to exchange routing information with other ASs. AS can control how traffic flows through networks and then filter out unwanted traffic.

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