IDC, China Telecommunications Corporation

BGP inherited
Cluster stats
Netblocks801 · 2,844,495 IPv4 addresses
Registered in China (682) · Japan (25) · India (1) · Thailand (1)
Cluster ID213390995
RegistryAPNIC
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 44 shared RIR contact/maintainer handles
Registry names 6 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

6 weekly snapshots · JSON
801 -131 netblocks since 2026-07-05
2026-07-05 peak 932 2026-07-26

IP Ranges (801)

showing 50 of 801 — see all⬇ export CSV (free export limited to 500 rows — subscribe for the full export)
CIDR Org name Registry Status Confidence
101.124.0.0/20 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
101.124.19.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
103.37.112.0/24 idc-s1-s APNIC ASSIGNED NON-PORTABLE ● high
103.37.113.0/24 idc-s1-s APNIC ASSIGNED NON-PORTABLE ● high
103.37.114.0/24 idc-s1-s APNIC ASSIGNED NON-PORTABLE ● high
103.37.115.0/24 idc-s1-s APNIC ASSIGNED NON-PORTABLE ● high
103.231.192.0/24 idc-s1-s APNIC ASSIGNED NON-PORTABLE ● high
103.231.193.0/24 idc-s1-s APNIC ASSIGNED NON-PORTABLE ● high
103.231.194.0/24 idc-s1-s APNIC ASSIGNED NON-PORTABLE ● high
103.231.195.0/24 idc-s1-s APNIC ASSIGNED NON-PORTABLE ● high
103.236.144.0/24 idc-s1-s APNIC ASSIGNED NON-PORTABLE ● high
103.236.145.0/24 idc-s1-s APNIC ASSIGNED NON-PORTABLE ● high
103.236.146.0/24 idc-s1-s APNIC ASSIGNED NON-PORTABLE ● high
103.236.147.0/24 idc-s1-s APNIC ASSIGNED NON-PORTABLE ● high
114.67.131.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
114.67.136.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
114.67.150.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
114.67.152.0/22 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
114.67.156.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
114.67.159.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
116.198.11.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● high
1.203.94.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● low
1.203.95.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● low
1.203.115.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● low
1.203.124.0/22 IDC, China Telecommunications Corporation BGP ANNOUNCED ● low
36.110.128.0/19 IDC, China Telecommunications Corporation BGP ANNOUNCED ● low
36.110.160.0/19 IDC, China Telecommunications Corporation BGP ANNOUNCED ● low
36.110.186.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● low
36.110.192.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● low
36.110.192.0/19 IDC, China Telecommunications Corporation BGP ANNOUNCED ● low
36.110.224.0/19 IDC, China Telecommunications Corporation BGP ANNOUNCED ● low
36.110.226.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● low
36.110.227.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● low
36.111.80.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● low
36.111.81.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● low
36.111.82.0/23 IDC, China Telecommunications Corporation BGP ANNOUNCED ● low
36.111.88.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● low
36.111.148.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● low
36.111.149.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● low
36.111.150.0/23 IDC, China Telecommunications Corporation BGP ANNOUNCED ● low
36.112.128.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● low
36.112.129.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● low
36.112.130.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● low
36.112.131.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● low
36.112.132.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● low
36.112.133.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● low
36.112.134.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● low
36.112.135.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● low
36.112.136.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● low
36.112.137.0/24 IDC, China Telecommunications Corporation BGP ANNOUNCED ● low

Domains hosted in this network

what's this?

Network trust

what's this?
RPKI hygiene: B how networks compare →
82.8% of checked blocks have valid RPKI ROA coverage (663 of 801)
Possible discrepancies (13)

These blocks are registered to IDC, China Telecommunications Corporation 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.

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
101.124.0.0/20 /20 authorized for AS618 — United States Department of Defense (DoD)
114.67.152.0/22 /22 authorized for AS618 — United States Department of Defense (DoD)
101.124.19.0/24 /24 authorized for AS618 — United States Department of Defense (DoD)
114.67.131.0/24 /24 authorized for AS618 — United States Department of Defense (DoD)
114.67.136.0/24 /24 authorized for AS618 — United States Department of Defense (DoD)
114.67.150.0/24 /24 authorized for AS618 — United States Department of Defense (DoD)
114.67.156.0/24 /24 authorized for AS618 — United States Department of Defense (DoD)
114.67.159.0/24 /24 authorized for AS618 — United States Department of Defense (DoD)
116.198.11.0/24 /24 authorized for AS618 — United States Department of Defense (DoD)

NIC Handles

AA1419-AP AA1508-AP AG805-AP ALA18-AP ALA18-AP AM2368-AP AN884-AP AP848-AP AS2112-AP AS2311-AP AS2312-AP AS23724 +32 more