ISPCUST
Data as of 2026-08-30
BGP inherited
Cluster stats
| Netblocks | 1,254 · 56,189 IPv4 addresses |
| IPv6 | 1 prefix (largest 2a07:6c4::/40) |
| Cluster ID | 231501705 |
| Registry | APNIC |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 15 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
Footprint over time
10 weekly snapshots · JSON
1,254
+1 netblocks since 2026-07-05
2026-07-05
peak 1,254
2026-08-30
IP Ranges (1,254)
showing 50 of 1,254 — see all — ⬇ export CSV (free export limited to 500 rows — subscribe for the full export)| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 14.99.155.232/30 | ISPCUST | APNIC | ALLOCATED NON-PORTABLE | ● low |
| 27.107.187.48/30 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.0.1 – 114.143.0.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.1.1 – 114.143.1.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.2.1 – 114.143.2.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.3.1 – 114.143.3.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.4.1 – 114.143.4.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.4.72/29 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.5.1 – 114.143.5.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.6.1 – 114.143.6.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.7.1 – 114.143.7.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.7.64/29 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.8.1 – 114.143.8.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.9.1 – 114.143.9.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.10.1 – 114.143.10.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.11.1 – 114.143.11.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.12.1 – 114.143.12.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.12.88/29 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.13.1 – 114.143.13.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.14.1 – 114.143.14.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.15.1 – 114.143.15.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.16.1 – 114.143.16.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.17.1 – 114.143.17.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.18.1 – 114.143.18.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.19.1 – 114.143.19.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.20.1 – 114.143.20.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.20.64/29 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.21.1 – 114.143.21.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.21.224/29 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.22.1 – 114.143.22.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.23.1 – 114.143.23.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.24.1 – 114.143.24.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.25.1 – 114.143.25.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.26.1 – 114.143.26.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.27.0/24 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.28.1 – 114.143.28.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.29.1 – 114.143.29.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.30.1 – 114.143.30.254 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.31.0/24 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.55.132/30 | ISPCUST | APNIC | ALLOCATED NON-PORTABLE | ● low |
| 114.143.62.0/24 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.62.1 – 114.143.62.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.63.0/24 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.63.1 – 114.143.63.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.96.1 – 114.143.96.254 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.100.1 – 114.143.100.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.107.1 – 114.143.107.255 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.110.0/27 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.110.64/26 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 114.143.111.1 – 114.143.111.254 | ISPCUST | APNIC | ASSIGNED NON-PORTABLE | ● low |
IPv6 ranges (1)
| CIDR |
|---|
| 2a07:6c4::/40 |
Network trust
what's this?
RPKI hygiene: A
how networks compare →
99.9%
of checked blocks have valid RPKI ROA coverage
(1,253 of 1,254)
Possible discrepancies (140)
These blocks are registered to ISPCUST but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 114.143.230.0/24 /24 | authorized for AS17762 — Tata Teleservices (Maharashtra) Ltd |
| 114.143.231.0/24 /24 | authorized for AS17762 — Tata Teleservices (Maharashtra) Ltd |
| 114.143.235.0/24 /24 | authorized for AS17762 — Tata Teleservices (Maharashtra) Ltd |
| 114.143.237.0/24 /24 | authorized for AS17762 — Tata Teleservices (Maharashtra) Ltd |
| 114.143.238.0/24 /24 | authorized for AS17762 — Tata Teleservices (Maharashtra) Ltd |
| 114.143.221.0/24 /24 | authorized for AS17762 — Tata Teleservices (Maharashtra) Ltd |
| 114.143.241.0/24 /24 | authorized for AS17762 — Tata Teleservices (Maharashtra) Ltd |
| 114.143.243.0/24 /24 | authorized for AS17762 — Tata Teleservices (Maharashtra) Ltd |
| 114.143.244.0/24 /24 | authorized for AS17762 — Tata Teleservices (Maharashtra) Ltd |
| 114.143.191.0/24 /24 | authorized for AS17762 — Tata Teleservices (Maharashtra) Ltd |
| 114.143.250.0/24 /24 | authorized for AS17762 — Tata Teleservices (Maharashtra) Ltd |
| 114.143.251.0/24 /24 | authorized for AS17762 — Tata Teleservices (Maharashtra) Ltd |
| 114.143.253.0/24 /24 | authorized for AS17762 — Tata Teleservices (Maharashtra) Ltd |
| 114.143.217.0/24 /24 | authorized for AS17762 — Tata Teleservices (Maharashtra) Ltd |
| 114.143.225.0/24 /24 | authorized for AS17762 — Tata Teleservices (Maharashtra) Ltd |
+125 more — see the REST API
NIC Handles
AK1606-AP
AT1066-AP
AT1286-AP
DUMY-RIPE
DUMY-RIPE
IO9-AP
IO9-AP
KS1338-AP
KS1338-AP
MAINT-IN-HTIL
MAINT-TATA-DOCOMO-IN
MAINT-TATAINDICOM-IN
+3 more