NTTCINS
Handle
Cluster stats
| Netblocks | 531 · 373,515 IPv4 addresses |
| Registered in | India (499) · Australia (1) · Singapore (1) |
| Cluster ID | 208784154 |
| Registry | APNIC |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | RIR handle |
| Shared handles | clustered on 11 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
5 weekly snapshots · JSON
531
0 netblocks since 2026-07-05
2026-07-05
peak 531
2026-07-19
IP Ranges (531)
showing 50 of 531 — see all — ⬇ export CSV (free export limited to 500 rows — subscribe for the full export)| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 43.225.0.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 43.225.0.0/22 | NTTCINS | BGP | ANNOUNCED | ● high |
| 43.225.1.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 43.225.2.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 43.225.3.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 45.64.12.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 45.251.76.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 45.251.77.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 45.251.78.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 45.251.79.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 49.213.48.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 49.213.49.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.19.52.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.19.53.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.30.152.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.30.152.0/23 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.30.154.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.30.155.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.43.2.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.57.16.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.70.160.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.70.160.0/22 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.70.161.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.70.162.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.70.163.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.83.220.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.83.220.0/22 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.83.221.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.83.222.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.83.223.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.89.249.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.96.95.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.96.251.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.99.172.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.99.172.0/23 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.99.173.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.100.80.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.100.80.0/22 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.100.81.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.100.82.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.100.83.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.114.229.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.115.194.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.135.36.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.138.136.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.138.136.0/22 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.138.137.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.138.138.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.138.139.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
| 103.141.252.0/24 | NTTCINS | BGP | ANNOUNCED | ● high |
Domains hosted in this network
what's this?Network trust
what's this?
RPKI hygiene: B
how networks compare →
94.7%
of checked blocks have valid RPKI ROA coverage
(503 of 531)
Possible discrepancies (3)
These blocks are registered to NTTCINS 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.
| 2400:ffc0::/48 /48 | authorized for AS132420 — E2E Networks Limited |
| 2400:ffc0:1::/48 /48 | authorized for AS132335 — LEAPSWITCH NETWORKS PRIVATE LIMITED |
| 2400:ffc0:13c::/48 /48 | authorized for AS132335 — LEAPSWITCH NETWORKS PRIVATE LIMITED |
NIC Handles
AN3223-AP
APNIC-HM
AS17439
MAINT-E2E-NETWORKS-IN
MAINT-GODADDY-NET-SG
MAINT-IN-IPAPELABS
MAINT-IN-IRINN
MAINT-IN-LEE
NCIN1-AP
NCIN1-AP
ORG-NA158-AP