JAPAN-INET-BLOCK4
Cluster stats
Netblocks14
All fragments 16 blocks across 2 clusters
Cluster ID191535029
RegistryAPNIC
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Shared handles clustered on 3 shared RIR contact/maintainer handles
Registry names 1 distinct registrant name across these blocks
full provenance (JSON) → · how attribution works

IP Ranges (14)

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CIDR Org name Registry Status Confidence
192.51.16.0 – 192.51.47.255 JAPAN-INET-BLOCK4 APNIC ALLOCATED PORTABLE ● low
192.51.49.0/24 JAPAN-INET-BLOCK4 APNIC ALLOCATED PORTABLE ● low
192.51.50.0/23 JAPAN-INET-BLOCK4 APNIC ALLOCATED PORTABLE ● low
192.51.52.0/22 JAPAN-INET-BLOCK4 APNIC ALLOCATED PORTABLE ● low
192.51.56.0/21 JAPAN-INET-BLOCK4 APNIC ALLOCATED PORTABLE ● low
192.51.64.0/18 JAPAN-INET-BLOCK4 APNIC ALLOCATED PORTABLE ● low
192.51.128.0/19 JAPAN-INET-BLOCK4 APNIC ALLOCATED PORTABLE ● low
192.51.160.0/21 JAPAN-INET-BLOCK4 APNIC ALLOCATED PORTABLE ● low
192.51.176.0/21 JAPAN-INET-BLOCK4 APNIC ALLOCATED PORTABLE ● low
192.51.184.0/22 JAPAN-INET-BLOCK4 APNIC ALLOCATED PORTABLE ● low
192.51.189.0 – 192.51.191.255 JAPAN-INET-BLOCK4 APNIC ALLOCATED PORTABLE ● low
192.51.194.0 – 192.51.239.255 JAPAN-INET-BLOCK4 APNIC ALLOCATED PORTABLE ● low
192.51.241.0 – 192.51.251.255 JAPAN-INET-BLOCK4 APNIC ALLOCATED PORTABLE ● low
192.51.255.0/24 JAPAN-INET-BLOCK4 APNIC ALLOCATED PORTABLE ● low

NIC Handles

JNIC3-AP JNIC3-AP MAINT-JPNIC