IDC, China Telecommunications Corporation
Cluster stats
Netblocks932
Cluster ID191593530
RegistryAPNIC
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Shared handles clustered on 73 shared RIR contact/maintainer handles
Registry names 23 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

2 weekly snapshots · JSON
932 0 netblocks since 2026-07-05
2026-07-05 peak 932 2026-07-06

IP Ranges (932)

showing 50 of 932 — see all — ⬇ export CSV (free export limited to 500 rows — subscribe for the full export)
CIDR Org name Registry Status Confidence
1.203.94.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
1.203.95.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
1.203.115.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
1.203.124.0/22 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.110.128.0/19 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.110.160.0/19 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.110.186.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.110.192.0/19 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.110.192.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.110.224.0/19 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.110.226.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.110.227.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.111.80.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.111.81.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.111.82.0/23 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.111.88.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.111.148.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.111.149.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.111.150.0/23 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.112.128.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.112.129.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.112.130.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.112.131.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.112.132.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.112.133.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.112.134.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.112.135.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.112.136.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.112.137.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.112.138.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.112.139.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.112.142.0/23 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.112.145.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.112.146.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.112.147.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.112.148.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.112.149.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.112.150.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.112.154.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.112.155.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.112.156.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.112.157.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.112.158.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.112.159.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.112.168.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.112.169.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
36.112.235.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
42.62.0.0/21 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
42.62.8.0/21 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
42.62.16.0/21 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high

Network trust

what's this?
RPKI hygiene: B how networks compare →
84.8% of checked blocks have valid RPKI ROA coverage (790 of 932)
Wholesale/transit re-announcements (53)

These blocks are registered to IDC, China Telecommunications Corporation but cryptographically authorized across 7 different networks — typical for a large wholesale or transit carrier whose address space is substantially re-announced by downstream customers under their own ASNs, not individually noteworthy.

2001:4408:1040::/44 /44 authorized for AS4758 — National Informatics Centre
2001:4408:1050::/44 /44 authorized for AS4758 — National Informatics Centre
2001:4408:1060::/44 /44 authorized for AS4758 — National Informatics Centre
2001:4408:1070::/44 /44 authorized for AS4758 — National Informatics Centre
2001:1b28:1001::/48 /48 authorized for AS8728 — AS INFONET
123.59.0.0/19 /19 authorized for AS59089 — CloudVsp.Inc
123.59.32.0/19 /19 authorized for AS59089 — CloudVsp.Inc
123.59.64.0/19 /19 authorized for AS59089 — CloudVsp.Inc
123.59.96.0/19 /19 authorized for AS59089 — CloudVsp.Inc
123.59.128.0/19 /19 authorized for AS59089 — CloudVsp.Inc
123.59.160.0/19 /19 authorized for AS59089 — CloudVsp.Inc
123.59.192.0/19 /19 authorized for AS59089 — CloudVsp.Inc
123.59.224.0/19 /19 authorized for AS59089 — CloudVsp.Inc
101.124.0.0/20 /20 authorized for AS618 — United States Department of Defense (DoD)
114.118.8.0/21 /21 authorized for AS59089 — CloudVsp.Inc
+38 more — see the REST API

NIC Handles

AA1419-AP AA1508-AP AC1613-AP AE135-AP AE70-AP AE70-AP AG805-AP AH1343-AP AL1644-AP ALA18-AP ALA18-AP AM2368-AP +61 more