Microsoft China Co Ltd
Microsoft-China-Co-Ltd
Cluster stats
Netblocks1
All fragments 63,160 blocks across 35 clusters
Cluster ID193300851
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 (1)

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CIDR Org name Registry Status Confidence
219.143.121.64/27 Microsoft-China-Co-Ltd APNIC ASSIGNED NON-PORTABLE ● medium

Network trust

what's this?
RPKI hygiene: A how networks compare →
100.0% of checked blocks have valid RPKI ROA coverage (1 of 1)
No discrepancies found among checked blocks.

NIC Handles

HC55-AP HC55-AP MAINT-CHINANET-BJ