Sakhalin Cable Telesystems Ltd

Data as of 2026-09-06
BGP inherited
This organisation
Netblocks78 · 28,760 IPv4 addresses
IPv6 1 prefix (largest 2a00:e2a0::/32)
Record ID236372702
RegistryBGP
Customerssee who runs inside this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 9 shared RIR contact/maintainer handles
Registry names 35 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (78)

⬇ export CSV
CIDR Org name Registry Status Confidence
185.74.228.0/22 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.128.0/18 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.128.0/24 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.129.0/24 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.135.0/24 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.138.0/24 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.140.0/24 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.141.0/24 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.142.0/24 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.143.0/24 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.150.0/23 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.152.0/23 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.154.0/24 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.155.0/24 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.156.0/24 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.157.0/24 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.158.0/24 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.159.0/24 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.162.0/24 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.163.0/24 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.164.0/24 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.166.0/24 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.167.0/24 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.168.0/24 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.171.0/24 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.172.0/24 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.174.0/24 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.176.0/24 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.178.0/24 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.179.0/24 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.180.0/24 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.181.0/24 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.185.0/24 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.187.0/24 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.188.0/24 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
188.113.190.0/24 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
2a00:e2a0::/32 Sakhalin Cable Telesystems Ltd BGP ANNOUNCED ● high
91.147.40.0/22 SAKHALIN-BPE-CLIENTS2 RIPE ASSIGNED PA ● low
93.177.34.0/23 SAKHALIN-NAT-POOL1 RIPE ASSIGNED PA ● low
185.74.228.0/23 Sakhalin Cable Telesystems Ltd RIPE ASSIGNED PA ● low
185.74.230.0/23 Sakhalin Cable Telesystems Ltd RIPE ASSIGNED PA ● low
188.113.128.0/19 Sakhalin Cable Telesystems Ltd RIPE ASSIGNED PA ● low
188.113.160.0/21 Sakhalin Cable Telesystems Ltd RIPE ASSIGNED PA ● low
188.113.168.0/21 Sakhalin Cable Telesystems Ltd RIPE ASSIGNED PA ● low
188.113.176.0/21 Sakhalin Cable Telesystems Ltd RIPE ASSIGNED PA ● low
188.113.184.0/21 Sakhalin Cable Telesystems Ltd RIPE ASSIGNED PA ● low
188.168.64.0/22 Sakhalin_TTK-RTL-POOL1 RIPE ASSIGNED PA ● low
188.168.190.0 – 188.168.193.255 SAKHALIN_TTK-RTL-POOL5 RIPE ASSIGNED PA ● low
188.168.204.0/22 Sakhalin_TTK-RTL-POOL2 RIPE ASSIGNED PA ● low
188.244.140.0/22 Sakhalin_TTK-RTL-POOL4 RIPE ASSIGNED PA ● low
188.244.160.0/21 Sakhalin_TTK-RTL-POOL3 RIPE ASSIGNED PA ● low
188.244.208.0/21 SAKHALIN_TTK-RTL-POOL6 RIPE ASSIGNED PA ● low
195.72.224.0/24 SAKHALIN-PPP RIPE ASSIGNED PA ● low
195.72.227.64/28 SAKHALIN-AE1 RIPE ASSIGNED PA ● low
195.72.227.128/28 SAKHALIN-POST65 RIPE ASSIGNED PA ● low
195.72.227.144/30 SAKHALIN-YS-TOP-GSM1 RIPE ASSIGNED PA ● low
195.72.227.224/29 SAKHALIN-SEMSD2 RIPE ASSIGNED PA ● low
195.72.227.232 – 195.72.227.247 SAKHALIN-ISDN1 RIPE ASSIGNED PA ● low
195.72.228.24/29 SAKHALIN-ID300009 RIPE ASSIGNED PA ● low
195.72.228.44/30 SAKHALIN-YS-CID1418 RIPE ASSIGNED PA ● low
195.72.229.188/30 SAKHALIN-SEMSD3 RIPE ASSIGNED PA ● low
195.72.229.224/30 SAKHALIN-SEMSD3 RIPE ASSIGNED PA ● low
195.72.230.0/24 SAKHALIN-PPP2 RIPE ASSIGNED PA ● low
195.72.233.80/28 SAKHALIN-ID3245 RIPE ASSIGNED PA ● low
195.72.233.224/27 SAKHALIN-KHL-P2P RIPE ASSIGNED PA ● low
195.72.235.64/26 SAKHALIN-KRS-P2P RIPE ASSIGNED PA ● low
195.72.238.0/24 SAKHALIN-PPP3 RIPE ASSIGNED PA ● low
195.72.239.0/24 SAKHALIN-PPP4 RIPE ASSIGNED PA ● low
195.72.250.0/27 SAKHALIN-DMZ RIPE ASSIGNED PA ● low
195.72.250.48/29 SAKHALIN-SERVERS2 RIPE ASSIGNED PA ● low
195.72.250.56/29 SAKHALIN-YS-BGW RIPE ASSIGNED PA ● low
195.72.250.64/28 SAKHALIN-VS01 RIPE ASSIGNED PA ● low
195.72.250.80/28 SAKHALIN-IHS01 RIPE ASSIGNED PA ● low
195.72.250.112/28 SAKHALIN-ISP-CE RIPE ASSIGNED PA ● low
195.72.250.128/27 SAKHALIN-VS02 RIPE ASSIGNED PA ● low
195.72.250.200/29 SAKHALIN-MATRIX1 RIPE ASSIGNED PA ● low
195.72.250.208/28 SAKHALIN-MATRIX2 RIPE ASSIGNED PA ● low
195.72.251.0/24 SAKHALIN-PTP RIPE ASSIGNED PA ● low

IPv6 ranges (1)

Footprint over time

11 weekly snapshots · JSON
81 0 netblocks since 2026-07-05
2026-07-05 peak 81 2026-09-06

Network trust

what's this?
RPKI hygiene: D how networks compare →
42.0% of checked blocks have valid RPKI ROA coverage (34 of 81)
Possible discrepancies (13)

These blocks are registered to Sakhalin Cable Telesystems Ltd 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.

188.244.160.0/21 /21 authorized for AS15774 — Limited Liability Company "TTK-Svyaz"
188.244.208.0/21 /21 authorized for AS15774 — Limited Liability Company "TTK-Svyaz"
188.168.64.0/22 /22 authorized for AS15774 — Limited Liability Company "TTK-Svyaz"
188.168.204.0/22 /22 authorized for AS15774 — Limited Liability Company "TTK-Svyaz"
91.147.40.0/22 /22 authorized for AS12389 — PJSC Rostelecom
188.244.140.0/22 /22 authorized for AS15774 — Limited Liability Company "TTK-Svyaz"
188.168.190.0 – 188.168.193.255 /22 authorized for AS15774 — Limited Liability Company "TTK-Svyaz"
93.177.34.0/23 /23 authorized for AS12389 — PJSC Rostelecom
195.72.224.0/24 /24 authorized for AS8443 — PJSC Rostelecom
195.72.230.0/24 /24 authorized for AS8443 — PJSC Rostelecom
195.72.251.0/24 /24 authorized for AS8443 — PJSC Rostelecom
195.72.238.0/24 /24 authorized for AS8443 — PJSC Rostelecom
195.72.239.0/24 /24 authorized for AS8443 — PJSC Rostelecom

NIC Handles

AS51004 AS8443-MNT DUMY-RIPE DUMY-RIPE MNT-TTK ORG-SCTL2-RIPE RIPE-NCC-HM-MNT SCTS-MNT SCTS-MNT