ARCNET-IDC

BGP inherited
Cluster stats
Netblocks12 · 3,356 IPv4 addresses
All fragments 13 blocks across 2 clusters
Cluster ID213331751
RegistryAPNIC
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 5 shared RIR contact/maintainer handles
Registry names 1 distinct registrant name across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

6 weekly snapshots · JSON
12 0 netblocks since 2026-07-05
2026-07-05 peak 12 2026-07-26

IP Ranges (12)

⬇ export CSV
CIDR Org name Registry Status Confidence
203.115.192.0/29 ARCNET-IDC APNIC ASSIGNED NON-PORTABLE ● low
203.115.192.0 – 203.115.197.255 ARCNET-IDC APNIC ALLOCATED NON-PORTABLE ● low
203.115.192.144/29 ARCNET-IDC APNIC ASSIGNED NON-PORTABLE ● low
203.115.193.176/29 ARCNET-IDC APNIC ASSIGNED NON-PORTABLE ● low
203.115.198.32/28 ARCNET-IDC APNIC ASSIGNED NON-PORTABLE ● low
203.115.212.0/24 ARCNET-IDC APNIC ALLOCATED NON-PORTABLE ● low
203.115.213.0/24 ARCNET-IDC APNIC ALLOCATED NON-PORTABLE ● low
203.115.214.0/24 ARCNET-IDC APNIC ALLOCATED NON-PORTABLE ● low
203.115.215.0/24 ARCNET-IDC APNIC ALLOCATED NON-PORTABLE ● low
203.115.216.0/24 ARCNET-IDC APNIC ALLOCATED NON-PORTABLE ● low
203.115.217.0/24 ARCNET-IDC APNIC ALLOCATED NON-PORTABLE ● low
203.115.218.0/24 ARCNET-IDC APNIC ALLOCATED NON-PORTABLE ● low

Network trust

what's this?
RPKI hygiene: A how networks compare →
100.0% of checked blocks have valid RPKI ROA coverage (12 of 12)
Possible discrepancies (8)

These blocks are registered to ARCNET-IDC but cryptographically authorized for a different, unrelated network (2 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

203.115.192.0 – 203.115.197.255 /21 authorized for AS134069 — NTT MSC SDN. BHD.
203.115.216.0/24 /24 authorized for AS134069 — NTT MSC SDN. BHD.
203.115.215.0/24 /24 authorized for AS134069 — NTT MSC SDN. BHD.
203.115.214.0/24 /24 authorized for AS134069 — NTT MSC SDN. BHD.
203.115.213.0/24 /24 authorized for AS134069 — NTT MSC SDN. BHD.
203.115.212.0/24 /24 authorized for AS134069 — NTT MSC SDN. BHD.
203.115.217.0/24 /24 authorized for AS134069 — NTT MSC SDN. BHD.
203.115.218.0/24 /24 authorized for AS10204 — NTT MSC Sdn Bhd

NIC Handles

AN941-AP MAINT-MY-NTT-MSC NT202-AP NT203-AP NT204-AP