OPTAGE Inc

IPv4 IPv6
Country Japan Japan
Assigned AS AS9358, AS17511, AS17524, AS151379
Updated 13 April 2026

We found 750 IPv4 networks operated by this organization. The first 100 networks are displayed.

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Japan OPTAGE Inc
OPTAGE BLDG., 2-1-5 Shiromi, chuo-ku, Osaka 540-8622, Japan
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Network: K-OPTICOM
CIDR: 121.80.0.0/13
IP Range: 121.80.0.0 - 121.87.255.255
Block size: 524,288
Japan OPTAGE Inc
OPTAGE BLDG., 2-1-5 Shiromi, chuo-ku, Osaka 540-8622, Japan
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Network: K-OPTICOM
CIDR: 58.188.0.0/14
IP Range: 58.188.0.0 - 58.191.255.255
Block size: 262,144
Japan OPTAGE Inc
OPTAGE BLDG., 2-1-5 Shiromi, chuo-ku, Osaka 540-8622, Japan
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Network: K-OPTICOM
CIDR: 101.140.0.0/14
IP Range: 101.140.0.0 - 101.143.255.255
Block size: 262,144
Japan OPTAGE Inc
OPTAGE BLDG., 2-1-5 Shiromi, chuo-ku, Osaka 540-8622, Japan
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Network: K-OPTICOM
CIDR: 112.68.0.0/14
IP Range: 112.68.0.0 - 112.71.255.255
Block size: 262,144
Japan OPTAGE Inc
OPTAGE BLDG., 2-1-5 Shiromi, chuo-ku, Osaka 540-8622, Japan
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Network: K-OPTICOM
CIDR: 119.228.0.0/14
IP Range: 119.228.0.0 - 119.231.255.255
Block size: 262,144
Japan OPTAGE Inc
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Network: K-OPTICOM-CIDR-BLK-JP
CIDR: 121.80.0.0/14
IP Range: 121.80.0.0 - 121.83.255.255
Block size: 262,144
Japan OPTAGE Inc
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Network: K-OPTICOM-CIDR-BLK-JP
CIDR: 121.84.0.0/14
IP Range: 121.84.0.0 - 121.87.255.255
Block size: 262,144
Japan OPTAGE Inc
OPTAGE BLDG., 2-1-5 Shiromi, chuo-ku, Osaka 540-8622, Japan
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Network: K-OPTICOM
CIDR: 180.144.0.0/14
IP Range: 180.144.0.0 - 180.147.255.255
Block size: 262,144
Japan OPTAGE Inc
OPTAGE BLDG., 2-1-5 Shiromi, chuo-ku, Osaka 540-8622, Japan
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Network: K-OPTICOM
CIDR: 182.164.0.0/14
IP Range: 182.164.0.0 - 182.167.255.255
Block size: 262,144
Japan OPTAGE Inc
OPTAGE BLDG., 2-1-5 Shiromi, chuo-ku, Osaka 540-8622, Japan
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Network: K-OPTICOM
CIDR: 60.56.0.0/15
IP Range: 60.56.0.0 - 60.57.255.255
Block size: 131,072
Japan OPTAGE Inc
OPTAGE BLDG., 2-1-5 Shiromi, chuo-ku, Osaka 540-8622, Japan
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Network: K-OPTICOM
CIDR: 58.70.0.0/16
IP Range: 58.70.0.0 - 58.70.255.255
Block size: 65,536
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 58.189.0.0/16
IP Range: 58.189.0.0 - 58.189.255.255
Block size: 65,536
Japan OPTAGE Inc
OPTAGE BLDG., 2-1-5 Shiromi, chuo-ku, Osaka 540-8622, Japan
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Network: K-OPTICOM
CIDR: 59.190.0.0/16
IP Range: 59.190.0.0 - 59.190.255.255
Block size: 65,536
Japan OPTAGE Inc
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Network: K-OPTICOM-CIDR-BLK-JP
CIDR: 60.56.0.0/16
IP Range: 60.56.0.0 - 60.56.255.255
Block size: 65,536
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 121.81.0.0/16
IP Range: 121.81.0.0 - 121.81.255.255
Block size: 65,536
Japan OPTAGE Inc
OPTAGE BLDG., 2-1-5 Shiromi, chuo-ku, Osaka 540-8622, Japan
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Network: K-OPTICOM
CIDR: 128.22.0.0/16
IP Range: 128.22.0.0 - 128.22.255.255
Block size: 65,536
Japan OPTAGE Inc
OPTAGE BLDG., 2-1-5 Shiromi, chuo-ku, Osaka 540-8622, Japan
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Network: K-OPTICOM
CIDR: 128.27.0.0/16
IP Range: 128.27.0.0 - 128.27.255.255
Block size: 65,536
Japan OPTAGE Inc
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Network: K-OPTICOM-CIDR-BLK-JP
CIDR: 150.66.0.0/16
IP Range: 150.66.0.0 - 150.66.255.255
Block size: 65,536
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 58.70.0.0/17
IP Range: 58.70.0.0 - 58.70.127.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 58.188.0.0/17
IP Range: 58.188.0.0 - 58.188.127.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 58.188.128.0/17
IP Range: 58.188.128.0 - 58.188.255.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 59.190.0.0/17
IP Range: 59.190.0.0 - 59.190.127.255
Block size: 32,768
Japan OPTAGE Inc
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Network: K-OPTICOM-CIDR-BLK-JP
CIDR: 60.57.0.0/17
IP Range: 60.57.0.0 - 60.57.127.255
Block size: 32,768
Japan OPTAGE Inc
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Network: K-OPTICOM-CIDR-BLK-JP
CIDR: 60.57.128.0/17
IP Range: 60.57.128.0 - 60.57.255.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 101.140.0.0/17
IP Range: 101.140.0.0 - 101.140.127.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 101.140.128.0/17
IP Range: 101.140.128.0 - 101.140.255.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 101.141.0.0/17
IP Range: 101.141.0.0 - 101.141.127.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 101.142.0.0/17
IP Range: 101.142.0.0 - 101.142.127.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 101.142.128.0/17
IP Range: 101.142.128.0 - 101.142.255.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 101.143.0.0/17
IP Range: 101.143.0.0 - 101.143.127.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 112.68.0.0/17
IP Range: 112.68.0.0 - 112.68.127.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 112.68.128.0/17
IP Range: 112.68.128.0 - 112.68.255.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 112.69.0.0/17
IP Range: 112.69.0.0 - 112.69.127.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 112.69.128.0/17
IP Range: 112.69.128.0 - 112.69.255.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 112.70.0.0/17
IP Range: 112.70.0.0 - 112.70.127.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 112.70.128.0/17
IP Range: 112.70.128.0 - 112.70.255.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 112.71.0.0/17
IP Range: 112.71.0.0 - 112.71.127.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 112.71.128.0/17
IP Range: 112.71.128.0 - 112.71.255.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 119.228.0.0/17
IP Range: 119.228.0.0 - 119.228.127.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 119.228.128.0/17
IP Range: 119.228.128.0 - 119.228.255.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 119.229.0.0/17
IP Range: 119.229.0.0 - 119.229.127.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 119.229.128.0/17
IP Range: 119.229.128.0 - 119.229.255.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 119.230.0.0/17
IP Range: 119.230.0.0 - 119.230.127.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 119.230.128.0/17
IP Range: 119.230.128.0 - 119.230.255.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 119.231.0.0/17
IP Range: 119.231.0.0 - 119.231.127.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 121.82.0.0/17
IP Range: 121.82.0.0 - 121.82.127.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 121.82.128.0/17
IP Range: 121.82.128.0 - 121.82.255.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 121.83.0.0/17
IP Range: 121.83.0.0 - 121.83.127.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 121.84.0.0/17
IP Range: 121.84.0.0 - 121.84.127.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 121.84.128.0/17
IP Range: 121.84.128.0 - 121.84.255.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 121.85.128.0/17
IP Range: 121.85.128.0 - 121.85.255.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 121.86.0.0/17
IP Range: 121.86.0.0 - 121.86.127.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 128.27.128.0/17
IP Range: 128.27.128.0 - 128.27.255.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 180.144.0.0/17
IP Range: 180.144.0.0 - 180.144.127.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 180.144.128.0/17
IP Range: 180.144.128.0 - 180.144.255.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 180.145.0.0/17
IP Range: 180.145.0.0 - 180.145.127.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 180.145.128.0/17
IP Range: 180.145.128.0 - 180.145.255.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 180.146.0.0/17
IP Range: 180.146.0.0 - 180.146.127.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 180.146.128.0/17
IP Range: 180.146.128.0 - 180.146.255.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 180.147.0.0/17
IP Range: 180.147.0.0 - 180.147.127.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 182.164.0.0/17
IP Range: 182.164.0.0 - 182.164.127.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 182.164.128.0/17
IP Range: 182.164.128.0 - 182.164.255.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 182.165.0.0/17
IP Range: 182.165.0.0 - 182.165.127.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 182.165.128.0/17
IP Range: 182.165.128.0 - 182.165.255.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 182.166.0.0/17
IP Range: 182.166.0.0 - 182.166.127.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 182.166.128.0/17
IP Range: 182.166.128.0 - 182.166.255.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 182.167.0.0/17
IP Range: 182.167.0.0 - 182.167.127.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 182.167.128.0/17
IP Range: 182.167.128.0 - 182.167.255.255
Block size: 32,768
Japan OPTAGE Inc
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Network: K-OPTICOM-CIDR-BLK-JP
CIDR: 218.228.128.0/17
IP Range: 218.228.128.0 - 218.228.255.255
Block size: 32,768
Japan OPTAGE Inc
OPTAGE BLDG., 2-1-5 Shiromi, chuo-ku, Osaka 540-8622, Japan
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Network: K-OPTICOM
CIDR: 218.251.0.0/17
IP Range: 218.251.0.0 - 218.251.127.255
Block size: 32,768
Japan OPTAGE Inc
OPTAGE BLDG., 2-1-5 Shiromi, chuo-ku, Osaka 540-8622, Japan
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Network: K-OPTICOM
CIDR: 219.75.128.0/17
IP Range: 219.75.128.0 - 219.75.255.255
Block size: 32,768
Japan OPTAGE Inc
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Network: K-OPTICOM-CIDR-BLK-JP
CIDR: 219.122.128.0/17
IP Range: 219.122.128.0 - 219.122.255.255
Block size: 32,768
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 58.70.192.0/18
IP Range: 58.70.192.0 - 58.70.255.255
Block size: 16,384
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 58.190.0.0/18
IP Range: 58.190.0.0 - 58.190.63.255
Block size: 16,384
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 58.190.192.0/18
IP Range: 58.190.192.0 - 58.190.255.255
Block size: 16,384
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 58.191.192.0/18
IP Range: 58.191.192.0 - 58.191.255.255
Block size: 16,384
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 59.190.192.0/18
IP Range: 59.190.192.0 - 59.190.255.255
Block size: 16,384
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 60.57.0.0/18
IP Range: 60.57.0.0 - 60.57.63.255
Block size: 16,384
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 101.141.192.0/18
IP Range: 101.141.192.0 - 101.141.255.255
Block size: 16,384
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 101.143.128.0/18
IP Range: 101.143.128.0 - 101.143.191.255
Block size: 16,384
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 119.231.128.0/18
IP Range: 119.231.128.0 - 119.231.191.255
Block size: 16,384
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 121.80.64.0/18
IP Range: 121.80.64.0 - 121.80.127.255
Block size: 16,384
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 121.80.128.0/18
IP Range: 121.80.128.0 - 121.80.191.255
Block size: 16,384
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 121.80.192.0/18
IP Range: 121.80.192.0 - 121.80.255.255
Block size: 16,384
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 121.85.0.0/18
IP Range: 121.85.0.0 - 121.85.63.255
Block size: 16,384
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 128.22.192.0/18
IP Range: 128.22.192.0 - 128.22.255.255
Block size: 16,384
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 180.147.128.0/18
IP Range: 180.147.128.0 - 180.147.191.255
Block size: 16,384
Japan OPTAGE Inc
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Network: K-OPTICOM-CIDR-BLK-JP
CIDR: 218.42.192.0/18
IP Range: 218.42.192.0 - 218.42.255.255
Block size: 16,384
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 219.75.128.0/18
IP Range: 219.75.128.0 - 219.75.191.255
Block size: 16,384
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 219.75.192.0/18
IP Range: 219.75.192.0 - 219.75.255.255
Block size: 16,384
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 219.122.128.0/18
IP Range: 219.122.128.0 - 219.122.191.255
Block size: 16,384
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 58.70.160.0/19
IP Range: 58.70.160.0 - 58.70.191.255
Block size: 8,192
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 58.190.96.0/19
IP Range: 58.190.96.0 - 58.190.127.255
Block size: 8,192
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 58.190.128.0/19
IP Range: 58.190.128.0 - 58.190.159.255
Block size: 8,192
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 58.191.96.0/19
IP Range: 58.191.96.0 - 58.191.127.255
Block size: 8,192
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 58.191.160.0/19
IP Range: 58.191.160.0 - 58.191.191.255
Block size: 8,192
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 59.190.160.0/19
IP Range: 59.190.160.0 - 59.190.191.255
Block size: 8,192
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 60.56.0.0/19
IP Range: 60.56.0.0 - 60.56.31.255
Block size: 8,192
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 60.56.32.0/19
IP Range: 60.56.32.0 - 60.56.63.255
Block size: 8,192
Japan OPTAGE Inc
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Network: OPTAGE
CIDR: 60.56.64.0/19
IP Range: 60.56.64.0 - 60.56.95.255
Block size: 8,192
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