IDT CORPORATION
IDT Corporation
LEI
549300JNTN7ZMJDFCL56
Registered name
IDT CORPORATION
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
| Netblocks | 166 |
| All fragments | 187 blocks across 12 clusters |
| Cluster ID | 191605586 |
| Registry | APNIC |
| Owner jurisdiction | US-DE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | unresolved |
| Legal identity | LEI 549300JNTN7ZMJDFCL56 |
| Shared handles | clustered on 29 shared RIR contact/maintainer handles |
| Registry names | 40 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
IP Ranges (166)
showing 50 of 166 — see all — ⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 66.33.128.0/19 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 66.33.132.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 66.33.137.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 66.33.141.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 66.33.144.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 66.33.146.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 66.33.147.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 66.33.155.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 66.33.157.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 66.33.158.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 66.33.160.0/19 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 66.33.166.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 66.33.169.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 66.33.176.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 111.235.152.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 169.132.0.0/16 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 169.132.18.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 169.132.52.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 169.132.60.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 169.132.90.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 169.132.91.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 169.132.116.0/23 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 169.132.170.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 169.132.196.0/23 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 169.132.209.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 169.132.219.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 198.32.160.85/32 | IDT | PEERINGDB | ASSIGNED | ● high |
| 200.9.226.0/24 | IDT CORPORATION DE ARGENTINA S.A. | BGP | ANNOUNCED | ● high |
| 204.13.143.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 204.235.80.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 205.228.245.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 206.20.0.0/16 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 206.20.0.0/17 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 206.20.196.0/23 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 206.20.201.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 206.20.208.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 206.20.219.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 207.113.10.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 207.202.0.0/17 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 207.202.8.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 207.202.9.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 213.166.103.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 216.53.0.0/18 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 216.53.0.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 216.53.2.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 216.53.4.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 216.53.5.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 216.53.7.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 216.53.14.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
| 216.53.20.0/24 | IDT Corporation | BGP | ANNOUNCED | ● high |
Network trust
what's this?
RPKI hygiene: F
how networks compare →
12.7%
of checked blocks have valid RPKI ROA coverage
(21 of 166)
Possible discrepancies (5)
These blocks are registered to IDT Corporation but cryptographically authorized for a different, unrelated network (4 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 2406:2fc0::/32 /32 | authorized for AS134823 — Sky Digital Co., Ltd. |
| 216.97.144.0/22 /22 | authorized for AS6128 — Cablevision Systems Corp. |
| 103.152.220.0/23 /23 | authorized for AS138997 — UBITECH ASIA LIMITED |
| 202.148.210.0/23 /23 | authorized for AS152179 — GLOBAL COMMUNICATION NETWORK LIMITED |
| 223.26.4.0/23 /23 | authorized for AS152179 — GLOBAL COMMUNICATION NETWORK LIMITED |
NIC Handles
ARCOR-MNT
AS1849-MNT
AS30428
AS4361
AS52410
AS7270
AS7270
AS9116-MNT
AT939-AP
DUMY-RIPE
DUMY-RIPE
Epsilon-MTN
+17 more