Syuhei Uda

BGP inherited
Cluster stats
Netblocks10 · 766 IPv4 addresses
Cluster ID212151051
RegistryAPNIC
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 7 shared RIR contact/maintainer handles
Registry names 3 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

5 weekly snapshots · JSON
10 0 netblocks since 2026-07-05
2026-07-05 peak 10 2026-07-19

IP Ranges (10)

⬇ export CSV
CIDR Org name Registry Status Confidence
103.164.236.0/24 Syuhei Uda BGP ANNOUNCED ● high
162.4.79.6/32 Syuhei Uda PEERINGDB ASSIGNED ● high
163.220.192.40/32 Syuhei Uda PEERINGDB ASSIGNED ● high
2001:de8:2000::3:8215:1/128 Syuhei Uda PEERINGDB ASSIGNED ● high
2001:df6:5180::/48 Syuhei Uda BGP ANNOUNCED ● high
2400:bf60::/32 Syuhei Uda BGP ANNOUNCED ● high
2401:5e40:c600::3:8215:1/128 Syuhei Uda PEERINGDB ASSIGNED ● high
103.164.236.0/23 Syuhei Uda APNIC ASSIGNED PORTABLE ● low
2001:df6:5180::/48 Syuhei Uda APNIC ASSIGNED PORTABLE ● low
2400:bf60::/32 Syuhei Uda APNIC ALLOCATED PORTABLE ● low

Network trust

what's this?
RPKI hygiene: C how networks compare →
60.0% of checked blocks have valid RPKI ROA coverage (6 of 10)
Possible discrepancies (4)

These blocks are registered to Syuhei Uda but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

2001:df6:5180::/48 /48 authorized for AS8075 — Microsoft Corporation
2001:df6:5180::/48 /48 authorized for AS8075 — Microsoft Corporation
103.164.236.0/23 /23 authorized for AS8075 — Microsoft Corporation
103.164.236.0/24 /24 authorized for AS8075 — Microsoft Corporation

NIC Handles

APNIC-HM AS3111-AP AS38215 AS38215 ORG-SU9-AP SUA4-AP SUA4-AP