LeaderTelecom B.V.
Data as of 2026-08-16
GLEIF verified
LEI
724500T5QFLOI9YZMS09
Registered name
LeaderTelecom B.V.
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
| Netblocks | 286 · 131,072 IPv4 addresses |
| IPv6 | 3 prefixes (largest 2a00:fd40::/29) |
| Registered in | Netherlands (281) · Russia (7) |
| Cluster ID | 222371301 |
| Registry | BGP |
| Owner jurisdiction | NL |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 724500T5QFLOI9YZMS09 |
| Shared handles | clustered on 11 shared RIR contact/maintainer handles |
| Registry names | 4 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
Footprint over time
8 weekly snapshots · JSON
291
-2 netblocks since 2026-07-05
2026-07-05
peak 297
2026-08-16
IP Ranges (286)
showing 50 of 286 — see all — ⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 37.18.0.0/23 | LeaderTelecom B.V. | RIPE | ALLOCATED PA | ● low |
| 37.18.0.0/24 | LeaderTelecom B.V. | BGP | ANNOUNCED | ● low |
| 37.18.1.0/24 | LeaderTelecom Ltd. | RIPE | SUB-ALLOCATED PA | ● low |
| 37.18.4.0/22 | LeaderTelecom B.V. | RIPE | ALLOCATED PA | ● low |
| 37.18.11.0 – 37.18.21.255 | LeaderTelecom B.V. | RIPE | ALLOCATED PA | ● low |
| 37.18.11.0 – 37.18.15.255 | LeaderTelecom Ltd. | RIPE | SUB-ALLOCATED PA | ● low |
| 37.18.17.0 – 37.18.19.255 | LeaderTelecom Ltd. | RIPE | SUB-ALLOCATED PA | ● low |
| 37.18.20.0/23 | LeaderTelecom Ltd. | RIPE | SUB-ALLOCATED PA | ● low |
| 37.18.23.0 – 37.18.26.255 | LeaderTelecom B.V. | RIPE | ALLOCATED PA | ● low |
| 37.18.23.0/24 | LeaderTelecom Ltd. | RIPE | SUB-ALLOCATED PA | ● low |
| 37.18.25.0 – 37.18.26.255 | LeaderTelecom Ltd. | RIPE | SUB-ALLOCATED PA | ● low |
| 37.18.35.0 – 37.18.39.255 | LeaderTelecom Ltd. | RIPE | SUB-ALLOCATED PA | ● low |
| 37.18.35.0 – 37.18.41.255 | LeaderTelecom B.V. | RIPE | ALLOCATED PA | ● low |
| 37.18.40.0/23 | LeaderTelecom Ltd. | RIPE | SUB-ALLOCATED PA | ● low |
| 37.18.59.0 – 37.18.61.255 | LeaderTelecom Ltd. | RIPE | SUB-ALLOCATED PA | ● low |
| 37.18.59.0 – 37.18.63.255 | LeaderTelecom B.V. | RIPE | ALLOCATED PA | ● low |
| 37.18.60.0/24 | LeaderTelecom B.V. | BGP | ANNOUNCED | ● low |
| 37.18.78.0/24 | LeaderTelecom B.V. | BGP | ANNOUNCED | ● low |
| 37.18.78.0 – 37.18.82.255 | LeaderTelecom B.V. | RIPE | ALLOCATED PA | ● low |
| 37.18.78.0/23 | LeaderTelecom Ltd. | RIPE | SUB-ALLOCATED PA | ● low |
| 37.18.80.0 – 37.18.82.255 | LeaderTelecom Ltd. | RIPE | SUB-ALLOCATED PA | ● low |
| 37.18.82.0/24 | LeaderTelecom B.V. | BGP | ANNOUNCED | ● low |
| 37.18.85.0 – 37.18.87.255 | LeaderTelecom B.V. | RIPE | ALLOCATED PA | ● low |
| 37.18.85.0/24 | LeaderTelecom Ltd. | RIPE | SUB-ALLOCATED PA | ● low |
| 37.18.86.0/23 | LeaderTelecom Ltd. | RIPE | SUB-ALLOCATED PA | ● low |
| 37.18.92.0 – 37.18.99.255 | LeaderTelecom B.V. | RIPE | ALLOCATED PA | ● low |
| 37.18.92.0/22 | LeaderTelecom Ltd. | RIPE | SUB-ALLOCATED PA | ● low |
| 37.18.103.0/24 | LeaderTelecom B.V. | BGP | ANNOUNCED | ● low |
| 37.18.103.0 – 37.18.106.255 | LeaderTelecom B.V. | RIPE | ALLOCATED PA | ● low |
| 37.18.104.0 – 37.18.106.255 | LeaderTelecom Ltd. | RIPE | SUB-ALLOCATED PA | ● low |
| 37.18.106.0/24 | LeaderTelecom B.V. | BGP | ANNOUNCED | ● low |
| 37.18.123.0 – 37.18.127.255 | LeaderTelecom B.V. | RIPE | ALLOCATED PA | ● low |
| 37.18.123.0 – 37.18.125.255 | LeaderTelecom Ltd. | RIPE | SUB-ALLOCATED PA | ● low |
| 37.18.126.0/23 | LeaderTelecom Ltd. | RIPE | SUB-ALLOCATED PA | ● low |
| 37.18.126.0/24 | LeaderTelecom B.V. | BGP | ANNOUNCED | ● low |
| 37.230.128.0 – 37.230.137.255 | LeaderTelecom B.V. | RIPE | ALLOCATED PA | ● low |
| 37.230.130.0/24 | LeaderTelecom B.V. | BGP | ANNOUNCED | ● low |
| 37.230.132.0/24 | LeaderTelecom B.V. | BGP | ANNOUNCED | ● low |
| 37.230.134.0/24 | LeaderTelecom B.V. | BGP | ANNOUNCED | ● low |
| 37.230.135.0/24 | LeaderTelecom B.V. | BGP | ANNOUNCED | ● low |
| 37.230.136.0/23 | LeaderTelecom Ltd. | RIPE | SUB-ALLOCATED PA | ● low |
| 37.230.140.0/22 | LeaderTelecom Ltd. | RIPE | SUB-ALLOCATED PA | ● low |
| 37.230.140.0 – 37.230.151.255 | LeaderTelecom B.V. | RIPE | ALLOCATED PA | ● low |
| 37.230.144.0/21 | LeaderTelecom Ltd. | RIPE | SUB-ALLOCATED PA | ● low |
| 37.230.145.0/24 | LeaderTelecom B.V. | BGP | ANNOUNCED | ● low |
| 37.230.151.0/24 | LeaderTelecom B.V. | BGP | ANNOUNCED | ● low |
| 37.230.156.0/22 | LeaderTelecom Ltd. | RIPE | SUB-ALLOCATED PA | ● low |
| 37.230.156.0 – 37.230.163.255 | LeaderTelecom B.V. | RIPE | ALLOCATED PA | ● low |
| 37.230.160.0/22 | LeaderTelecom Ltd. | RIPE | SUB-ALLOCATED PA | ● low |
| 37.230.170.0/23 | LeaderTelecom B.V. | RIPE | ALLOCATED PA | ● low |
IPv6 ranges (3)
Domains hosted in this network
what's this?Network trust
what's this?
RPKI hygiene: C
how networks compare →
55.7%
of checked blocks have valid RPKI ROA coverage
(162 of 291)
Possible discrepancies (7)
These blocks are registered to LeaderTelecom B.V. but cryptographically authorized for a different, unrelated network (5 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 46.243.152.0/22 /22 | authorized for AS208864 — Weserve B.V. |
| 37.18.4.0/22 /22 | authorized for AS208864 — Weserve B.V. |
| 128.0.68.0/23 /23 | authorized for AS50673 — Serverius Holding B.V. |
| 37.18.85.0/24 /24 | authorized for AS204231 — Systematica LLC |
| 141.101.202.0/24 /24 | authorized for AS201851 — PJSC "PIK SPECIALIZED DEVELOPER" |
| 91.223.137.0/24 /24 | authorized for AS48219 — 3DATA LLC |
| 91.216.49.0/24 /24 | authorized for AS48219 — 3DATA LLC |
NIC Handles
AS58272
DUMY-RIPE
DUMY-RIPE
LIDERTELECOM-mnt
LIDERTELECOM-mnt
LeadertelecomBV-mnt
LeadertelecomBV-mnt
ORG-LB21-RIPE
ORG-LL38-RIPE
RIPE-NCC-END-MNT
RIPE-NCC-HM-MNT