AS55900 is an AS number in Japan assigned to GLBB Japan KK.

OrganizationGLBB Japan KK
Registered nameGLBB-JP
CountryJapan (JP)
IPv4 addresses52,992
IPv4 ranges22
IPv6 ranges1
RegistrationLook up the holder and the abuse contact in IP Lookup

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IPv4 address ranges (largest 20)

Range (CIDR)AddressesCheck
180.131.224.0/19 8,192 Check if your IP is in this range
27.0.16.0/20 4,096 Check if your IP is in this range
104.222.192.0/20 4,096 Check if your IP is in this range
109.236.0.0/20 4,096 Check if your IP is in this range
137.220.16.0/20 4,096 Check if your IP is in this range
172.97.80.0/20 4,096 Check if your IP is in this range
180.131.208.0/20 4,096 Check if your IP is in this range
198.144.128.0/20 4,096 Check if your IP is in this range
104.222.208.0/21 2,048 Check if your IP is in this range
202.171.224.0/21 2,048 Check if your IP is in this range
218.223.128.0/21 2,048 Check if your IP is in this range
43.248.160.0/22 1,024 Check if your IP is in this range
103.7.88.0/22 1,024 Check if your IP is in this range
103.13.248.0/22 1,024 Check if your IP is in this range
103.250.92.0/22 1,024 Check if your IP is in this range
104.222.216.0/22 1,024 Check if your IP is in this range
123.100.136.0/22 1,024 Check if your IP is in this range
123.100.156.0/22 1,024 Check if your IP is in this range
202.12.244.0/22 1,024 Check if your IP is in this range
203.23.200.0/22 1,024 Check if your IP is in this range

AS numbers of a similar size

About the data

Compiled by this site from publicly available internet registry assignment information and IP address range data. The data date is the build date of the data when the content of this page last changed. Adjacent ranges are merged and expressed as CIDR blocks, so they may differ from the routes actually announced.

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