AT&T Japan K.K
IPv4 IPv6
Networks by country: Japan (30), Hong Kong (3), South Korea (1), Singapore (1), India (1), Malaysia (1)
Assigned AS: AS9935, AS64016, AS134530, AS134531, AS134532, AS134533, AS134534, AS134535, AS134536, AS134537, AS140232, AS140233, AS140234, AS140235, AS140237, AS140236, AS134358, AS134473, AS138515, AS150810, AS151013, AS151014, AS151015, AS151016, AS151017, AS151018, AS151019, AS151020, AS151021, AS151022, AS151023, AS151024, AS151025, AS151026, AS151027, AS151028, AS151029, AS151030, AS151031, AS151032, AS151033, AS151034, AS151035, AS151036, AS151037, AS151038, AS151039, AS18289
Address: Toranomon Twin Bldg
2-10-1 Toranomon
AT&T PO: Pr515809
Phone: +81-3-3582-2304
Assigned AS: AS9935, AS64016, AS134530, AS134531, AS134532, AS134533, AS134534, AS134535, AS134536, AS134537, AS140232, AS140233, AS140234, AS140235, AS140237, AS140236, AS134358, AS134473, AS138515, AS150810, AS151013, AS151014, AS151015, AS151016, AS151017, AS151018, AS151019, AS151020, AS151021, AS151022, AS151023, AS151024, AS151025, AS151026, AS151027, AS151028, AS151029, AS151030, AS151031, AS151032, AS151033, AS151034, AS151035, AS151036, AS151037, AS151038, AS151039, AS18289
Address: Toranomon Twin Bldg
2-10-1 Toranomon
AT&T PO: Pr515809
Phone: +81-3-3582-2304
Updated: 02 April 2024
We found 36 IPv4 networks operated by this organization:
Results sorted by network size.
CIDR: 166.100.0.0/16
IP Range: 166.100.0.0 - 166.100.255.255
Block size: 65,536
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IP Range: 166.100.0.0 - 166.100.255.255
Block size: 65,536
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CIDR: 202.135.0.0/16
IP Range: 202.135.0.0 - 202.135.255.255
Block size: 65,536
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IP Range: 202.135.0.0 - 202.135.255.255
Block size: 65,536
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CIDR: 202.2.128.0/17
IP Range: 202.2.128.0 - 202.2.255.255
Block size: 32,768
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IP Range: 202.2.128.0 - 202.2.255.255
Block size: 32,768
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CIDR: 210.7.128.0/17
IP Range: 210.7.128.0 - 210.7.255.255
Block size: 32,768
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IP Range: 210.7.128.0 - 210.7.255.255
Block size: 32,768
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CIDR: 203.163.0.0/18
IP Range: 203.163.0.0 - 203.163.63.255
Block size: 16,384
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IP Range: 203.163.0.0 - 203.163.63.255
Block size: 16,384
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CIDR: 203.163.64.0/18
IP Range: 203.163.64.0 - 203.163.127.255
Block size: 16,384
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IP Range: 203.163.64.0 - 203.163.127.255
Block size: 16,384
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CIDR: 122.248.128.0/18
IP Range: 122.248.128.0 - 122.248.191.255
Block size: 16,384
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IP Range: 122.248.128.0 - 122.248.191.255
Block size: 16,384
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CIDR: 203.171.128.0/19
IP Range: 203.171.128.0 - 203.171.159.255
Block size: 8,192
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IP Range: 203.171.128.0 - 203.171.159.255
Block size: 8,192
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CIDR: 203.194.64.0/19
IP Range: 203.194.64.0 - 203.194.95.255
Block size: 8,192
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IP Range: 203.194.64.0 - 203.194.95.255
Block size: 8,192
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CIDR: 202.74.96.0/19
IP Range: 202.74.96.0 - 202.74.127.255
Block size: 8,192
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IP Range: 202.74.96.0 - 202.74.127.255
Block size: 8,192
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CIDR: 203.196.96.0/19
IP Range: 203.196.96.0 - 203.196.127.255
Block size: 8,192
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IP Range: 203.196.96.0 - 203.196.127.255
Block size: 8,192
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CIDR: 210.7.96.0/19
IP Range: 210.7.96.0 - 210.7.127.255
Block size: 8,192
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IP Range: 210.7.96.0 - 210.7.127.255
Block size: 8,192
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CIDR: 203.196.112.0/20
IP Range: 203.196.112.0 - 203.196.127.255
Block size: 4,096
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IP Range: 203.196.112.0 - 203.196.127.255
Block size: 4,096
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CIDR: 203.92.208.0/20
IP Range: 203.92.208.0 - 203.92.223.255
Block size: 4,096
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IP Range: 203.92.208.0 - 203.92.223.255
Block size: 4,096
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CIDR: 210.88.0.0/20
IP Range: 210.88.0.0 - 210.88.15.255
Block size: 4,096
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IP Range: 210.88.0.0 - 210.88.15.255
Block size: 4,096
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CIDR: 210.88.144.0/20
IP Range: 210.88.144.0 - 210.88.159.255
Block size: 4,096
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IP Range: 210.88.144.0 - 210.88.159.255
Block size: 4,096
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CIDR: 210.88.160.0/20
IP Range: 210.88.160.0 - 210.88.175.255
Block size: 4,096
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IP Range: 210.88.160.0 - 210.88.175.255
Block size: 4,096
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CIDR: 210.88.240.0/20
IP Range: 210.88.240.0 - 210.88.255.255
Block size: 4,096
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IP Range: 210.88.240.0 - 210.88.255.255
Block size: 4,096
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CIDR: 210.89.112.0/20
IP Range: 210.89.112.0 - 210.89.127.255
Block size: 4,096
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IP Range: 210.89.112.0 - 210.89.127.255
Block size: 4,096
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CIDR: 210.88.176.0/21
IP Range: 210.88.176.0 - 210.88.183.255
Block size: 2,048
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IP Range: 210.88.176.0 - 210.88.183.255
Block size: 2,048
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CIDR: 210.89.104.0/21
IP Range: 210.89.104.0 - 210.89.111.255
Block size: 2,048
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IP Range: 210.89.104.0 - 210.89.111.255
Block size: 2,048
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Singapore Country pre-allocation
ATT-OPENNET-AP-SG
Service: ADIG
Asia Pacific Operations
AT&T Global Network Services
ATT-OPENNET-AP-SG
Service: ADIG
Asia Pacific Operations
AT&T Global Network Services
CIDR: 202.2.192.0/21
IP Range: 202.2.192.0 - 202.2.199.255
Block size: 2,048
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IP Range: 202.2.192.0 - 202.2.199.255
Block size: 2,048
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India Country pre-allocation
ATT-OPENNET-AP-IN
Service: ADIG
Asia Pacific Operations
AT&T Global Network Services
ATT-OPENNET-AP-IN
Service: ADIG
Asia Pacific Operations
AT&T Global Network Services
CIDR: 202.2.200.0/21
IP Range: 202.2.200.0 - 202.2.207.255
Block size: 2,048
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IP Range: 202.2.200.0 - 202.2.207.255
Block size: 2,048
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JAPAN Country pre-allocation
ATT-OPENNET-AP-JP
Service: ADIG
Asia Pacific Operations
AT&T Global Network Services
ATT-OPENNET-AP-JP
Service: ADIG
Asia Pacific Operations
AT&T Global Network Services
CIDR: 202.2.216.0/21
IP Range: 202.2.216.0 - 202.2.223.255
Block size: 2,048
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IP Range: 202.2.216.0 - 202.2.223.255
Block size: 2,048
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CIDR: 210.88.216.0/22
IP Range: 210.88.216.0 - 210.88.219.255
Block size: 1,024
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IP Range: 210.88.216.0 - 210.88.219.255
Block size: 1,024
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CIDR: 210.88.236.0/22
IP Range: 210.88.236.0 - 210.88.239.255
Block size: 1,024
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IP Range: 210.88.236.0 - 210.88.239.255
Block size: 1,024
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CIDR: 210.88.184.0/22
IP Range: 210.88.184.0 - 210.88.187.255
Block size: 1,024
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IP Range: 210.88.184.0 - 210.88.187.255
Block size: 1,024
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Korea Country pre-allocation
ATT-OPENNET-AP-KR
Service: ADIG
Asia Pacific Operations
AT&T Global Network Services
ATT-OPENNET-AP-KR
Service: ADIG
Asia Pacific Operations
AT&T Global Network Services
CIDR: 202.2.180.0/22
IP Range: 202.2.180.0 - 202.2.183.255
Block size: 1,024
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IP Range: 202.2.180.0 - 202.2.183.255
Block size: 1,024
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Malaysia Country pre-allocation
ATT-OPENNET-AP-MY
Service: ADIG
Asia Pacific Operations
AT&T Global Network Services
ATT-OPENNET-AP-MY
Service: ADIG
Asia Pacific Operations
AT&T Global Network Services
CIDR: 202.2.208.0/22
IP Range: 202.2.208.0 - 202.2.211.255
Block size: 1,024
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IP Range: 202.2.208.0 - 202.2.211.255
Block size: 1,024
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CIDR: 210.88.188.0/22
IP Range: 210.88.188.0 - 210.88.191.255
Block size: 1,024
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IP Range: 210.88.188.0 - 210.88.191.255
Block size: 1,024
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CIDR: 210.88.220.0/23
IP Range: 210.88.220.0 - 210.88.221.255
Block size: 512
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IP Range: 210.88.220.0 - 210.88.221.255
Block size: 512
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CIDR: 210.89.100.0/23
IP Range: 210.89.100.0 - 210.89.101.255
Block size: 512
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IP Range: 210.89.100.0 - 210.89.101.255
Block size: 512
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CIDR: 210.88.222.0/24
IP Range: 210.88.222.0 - 210.88.222.255
Block size: 256
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IP Range: 210.88.222.0 - 210.88.222.255
Block size: 256
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CIDR: 202.135.167.0/24
IP Range: 202.135.167.0 - 202.135.167.255
Block size: 256
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IP Range: 202.135.167.0 - 202.135.167.255
Block size: 256
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CIDR: 202.135.172.0/24
IP Range: 202.135.172.0 - 202.135.172.255
Block size: 256
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IP Range: 202.135.172.0 - 202.135.172.255
Block size: 256
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CIDR: 106.186.90.152/29
IP Range: 106.186.90.152 - 106.186.90.159
Block size: 8
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IP Range: 106.186.90.152 - 106.186.90.159
Block size: 8
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