CTC
Cluster stats
Netblocks29
All fragments 3,904 blocks across 168 clusters
Cluster ID191927924
RegistryAPNIC
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Shared handles clustered on 24 shared RIR contact/maintainer handles
Registry names 6 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

IP Ranges (29)

⬇ export CSV
CIDR Org name Registry Status Confidence
115.238.147.112/28 CTC-LTD APNIC ASSIGNED NON-PORTABLE ● high
116.228.112.28/30 CTC APNIC ASSIGNED NON-PORTABLE ● high
202.3.173.128/25 CTC APNIC ASSIGNED NON-PORTABLE ● high
14.192.32.0/20 CTC APNIC ALLOCATED PORTABLE ● low
77.51.247.0/24 CTC-NET RIPE ASSIGNED PA ● low
77.51.249.0/24 CTC-NET RIPE ASSIGNED PA ● low
80.16.224.80/29 CTC RIPE ASSIGNED PA ● low
83.240.153.16/29 CTC-NET RIPE ASSIGNED PA ● low
85.126.236.120/29 CTC-SA RIPE ASSIGNED PA ● low
85.146.248.88/29 CTC RIPE ASSIGNED PA ● low
103.2.20.0/22 CTC APNIC ALLOCATED PORTABLE ● low
112.137.56.0/21 CTC APNIC ALLOCATED PORTABLE ● low
131.248.0.0/16 CTC-NET APNIC ALLOCATED PORTABLE ● low
159.100.77.122/32 CTC RIPE LEGACY ● low
194.165.128.160/27 CTC RIPE ASSIGNED PA ● low
194.165.140.192/30 CTC RIPE ASSIGNED PA ● low
194.165.150.164/30 CTC RIPE ASSIGNED PA ● low
202.41.208.0/20 CTC APNIC ALLOCATED PORTABLE ● low
202.124.0.0/20 CTC APNIC ALLOCATED PORTABLE ● low
202.124.208.0/20 CTC APNIC ALLOCATED PORTABLE ● low
202.150.48.0/21 CTC APNIC ALLOCATED PORTABLE ● low
203.129.112.0/20 CTC APNIC ALLOCATED PORTABLE ● low
203.209.176.0/22 CTC APNIC ALLOCATED PORTABLE ● low
213.140.224.0/24 CTC-NET RIPE ASSIGNED PA ● low
213.140.227.0 – 213.140.228.255 CTC-NET RIPE ASSIGNED PA ● low
213.140.231.0/24 CTC-NET RIPE ASSIGNED PA ● low
213.140.240.0/24 CTC-NET RIPE ASSIGNED PA ● low
213.140.253.0/24 CTC-NET RIPE ASSIGNED PA ● low
223.29.0.0/17 CTC APNIC ALLOCATED PORTABLE ● low

Network trust

what's this?
RPKI hygiene: B how networks compare →
93.1% of checked blocks have valid RPKI ROA coverage (27 of 29)
Possible discrepancies (17)

These blocks are registered to CTC 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.

223.29.0.0/17 /17 authorized for AS18126 — Chubu Telecommunications Co.,Inc.
202.41.208.0/20 /20 authorized for AS18126 — Chubu Telecommunications Co.,Inc.
202.124.0.0/20 /20 authorized for AS18126 — Chubu Telecommunications Co.,Inc.
202.124.208.0/20 /20 authorized for AS18126 — Chubu Telecommunications Co.,Inc.
203.129.112.0/20 /20 authorized for AS18126 — Chubu Telecommunications Co.,Inc.
14.192.32.0/20 /20 authorized for AS18126 — Chubu Telecommunications Co.,Inc.
202.150.48.0/21 /21 authorized for AS18126 — Chubu Telecommunications Co.,Inc.
112.137.56.0/21 /21 authorized for AS18126 — Chubu Telecommunications Co.,Inc.
203.209.176.0/22 /22 authorized for AS18126 — Chubu Telecommunications Co.,Inc.
103.2.20.0/22 /22 authorized for AS18126 — Chubu Telecommunications Co.,Inc.
213.140.227.0 – 213.140.228.255 /23 authorized for AS25515 — PJSC Rostelecom
213.140.224.0/24 /24 authorized for AS25515 — PJSC Rostelecom
213.140.231.0/24 /24 authorized for AS25515 — PJSC Rostelecom
213.140.240.0/24 /24 authorized for AS25515 — PJSC Rostelecom
213.140.253.0/24 /24 authorized for AS25515 — PJSC Rostelecom
+2 more — see the REST API

NIC Handles

AC1602-AP AS15525-MNT AS702-AP AS702-AP AU223-AP BJ272-AP BJ272-AP CN13-AP DUMY-RIPE DUMY-RIPE GO-JOR INTERB-MNT +12 more