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Autonomous systems

AS2907 SINET-AS - Research Organization of Information and Systems, National Institute of Informatics

Residential🇯🇵 JapanAS2907
IPv4 prefixes
410
IPv4 addresses
8,765,504
IPv6 prefixes
2
Registered
—
whois.apnic.net

At a glance

Network type
Residential
Registry name
SINET-AS AS2907
administrative, technical
Japan Network Information Center hostmaster@nic.ad.jp
abuse
IRT-JPNIC-JP hostmaster@nic.ad.jp

IPv4 prefixes

Page 3
CIDRFirst addressLast addressAddresses
202.19.104.0/23202.19.104.0202.19.105.255512
202.19.136.0/21202.19.136.0202.19.151.2554,096
202.19.168.0/21202.19.168.0202.19.175.2552,048
202.19.179.0/24202.19.179.0202.19.179.255256
202.23.64.0/22202.23.64.0202.23.67.2551,024
202.23.72.0/21202.23.72.0202.23.79.2552,048
202.23.86.0/24202.23.86.0202.23.86.255256
202.23.192.0/21202.23.192.0202.23.199.2552,048
202.23.247.0/24202.23.247.0202.23.247.255256
202.24.52.0/24202.24.52.0202.24.52.255256
202.24.80.0/21202.24.80.0202.24.87.2552,048
202.24.92.0/22202.24.92.0202.24.95.2551,024
202.24.140.0/22202.24.140.0202.24.151.2553,072
202.24.160.0/21202.24.160.0202.24.167.2552,048
202.24.240.0/21202.24.240.0202.24.247.2552,048
202.25.68.0/22202.25.68.0202.25.71.2551,024
202.25.80.0/23202.25.80.0202.25.81.255512
202.25.86.0/23202.25.86.0202.25.87.255512
202.25.99.0/24202.25.99.0202.25.99.255256
202.25.113.0/24202.25.113.0202.25.113.255256
202.25.155.0/24202.25.155.0202.25.156.255512
202.25.224.0/20202.25.224.0202.25.239.2554,096
202.26.64.0/19202.26.64.0202.26.95.2558,192
202.26.139.0/24202.26.139.0202.26.139.255256
202.26.144.0/20202.26.144.0202.26.175.2558,192
202.26.188.0/22202.26.188.0202.26.191.2551,024
202.26.196.0/22202.26.196.0202.26.199.2551,024
202.26.224.0/24202.26.224.0202.26.224.255256
202.26.248.0/23202.26.248.0202.26.249.255512
202.34.192.0/20202.34.192.0202.34.207.2554,096
202.34.232.0/21202.34.232.0202.34.239.2552,048
202.34.242.0/23202.34.242.0202.34.243.255512
202.34.246.0/23202.34.246.0202.34.247.255512
202.35.192.0/21202.35.192.0202.35.199.2552,048
202.35.200.0/21202.35.200.0202.35.224.2556,400
202.35.226.0/23202.35.226.0202.35.228.255768
202.35.248.0/22202.35.248.0202.35.251.2551,024
202.48.48.0/22202.48.48.0202.48.51.2551,024
202.48.112.0/21202.48.112.0202.48.119.2552,048
202.48.128.0/23202.48.128.0202.48.129.255512
202.48.160.0/22202.48.160.0202.48.163.2551,024
202.48.228.0/22202.48.228.0202.48.231.2551,024
202.145.16.0/22202.145.16.0202.145.19.2551,024
202.145.24.0/23202.145.24.0202.145.25.255512
202.175.144.0/20202.175.144.0202.175.159.2554,096
202.208.8.0/23202.208.8.0202.208.9.255512
202.208.25.0/24202.208.25.0202.208.25.255256
202.209.0.0/16202.209.0.0202.210.3.25566,560
202.211.0.0/19202.211.0.0202.211.31.2558,192
202.213.0.0/22202.213.0.0202.213.3.2551,024
202.213.24.0/23202.213.24.0202.213.25.255512
202.213.160.0/20202.213.160.0202.213.175.2554,096
202.216.78.0/24202.216.78.0202.216.78.255256
202.220.0.0/22202.220.0.0202.220.3.2551,024
202.220.17.0/24202.220.17.0202.220.17.255256
202.220.21.0/25202.220.21.0202.220.21.250251
202.220.21.251/32202.220.21.251202.220.21.2555
202.220.56.0/22202.220.56.0202.220.59.2551,024
202.220.62.0/23202.220.62.0202.220.67.2551,536
202.220.72.0/22202.220.72.0202.220.75.2551,024
202.220.80.0/24202.220.80.0202.220.80.255256
202.220.104.0/23202.220.104.0202.220.105.255512
202.220.116.0/23202.220.116.0202.220.118.255768
202.220.124.0/22202.220.124.0202.220.127.2551,024
202.223.128.0/18202.223.128.0202.223.229.25526,112
202.223.232.0/21202.223.232.0202.223.255.2556,144
202.231.0.0/18202.231.0.0202.231.63.25516,384
202.235.128.0/18202.235.128.0202.235.191.25516,384
202.236.2.0/24202.236.2.0202.236.2.255256
202.236.16.0/24202.236.16.0202.236.16.255256
202.236.33.0/24202.236.33.0202.236.33.255256
202.236.44.0/24202.236.44.0202.236.44.255256
202.236.60.0/23202.236.60.0202.236.61.255512
202.236.70.0/24202.236.70.0202.236.70.255256
202.236.100.0/22202.236.100.0202.236.103.2551,024
202.236.106.0/24202.236.106.0202.236.107.63320
202.236.107.64/27202.236.107.64202.236.107.11148
202.236.107.112/28202.236.107.112202.236.107.255144
202.236.111.0/24202.236.111.0202.236.115.2551,280
202.236.120.0/24202.236.120.0202.236.120.255256
202.236.124.0/24202.236.124.0202.236.124.255256
202.236.128.0/20202.236.128.0202.236.143.2554,096
202.236.150.0/23202.236.150.0202.236.151.255512
202.236.168.0/21202.236.168.0202.236.179.2553,072
202.236.188.0/22202.236.188.0202.236.191.2551,024
202.237.2.0/23202.237.2.0202.237.3.255512
202.237.6.0/23202.237.6.0202.237.7.255512
202.237.15.0/24202.237.15.0202.237.15.255256
202.237.24.0/24202.237.24.0202.237.24.255256
202.237.27.0/24202.237.27.0202.237.27.255256
202.237.40.0/24202.237.40.0202.237.40.255256
202.237.52.0/22202.237.52.0202.237.55.2551,024
202.237.132.0/24202.237.132.0202.237.132.255256
202.237.168.0/23202.237.168.0202.237.169.255512
202.237.174.0/24202.237.174.0202.237.174.255256
202.237.255.0/24202.237.255.0202.237.255.255256
202.240.8.0/21202.240.8.0202.240.15.2552,048
202.240.72.0/21202.240.72.0202.240.79.2552,048
202.240.96.0/22202.240.96.0202.240.99.2551,024
202.240.112.0/22202.240.112.0202.240.115.2551,024

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