IG KNOWHOW LIMITED
IG Knowhow Limited
Data as of 2026-07-26
GLEIF verified
Complete entity footprint
3 linked clusters ·
37 netblocks ·
3,396 IPv4 addresses ·
11 IPv6 prefixes
This organisation's clusters combined by evidence —
shared GLEIF corporate family
— not name similarity, so genuinely different organisations that share a name are excluded.
LEI
213800OSKFNRX6OJIR83
Registered name
IG KNOWHOW LIMITED
Jurisdiction
Ultimate parent
IG GROUP HOLDINGS PLC
2138003A5Q1M7ANOUD76
Cluster stats
| Netblocks | 13 · 2,088 IPv4 addresses |
| IPv6 | 2 prefixes (largest 2a0c:c900::/29) |
| Registered in | United Kingdom (6) · United States (4) · Sweden (1) |
| Cluster ID | 213287880 |
| Registry | RIPE |
| Owner jurisdiction | GB |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 213800OSKFNRX6OJIR83 |
| Shared handles | clustered on 8 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
6 weekly snapshots · JSON
13
0 netblocks since 2026-07-05
2026-07-05
peak 13
2026-07-26
IP Ranges (13)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 80.239.199.80/29 | IG Knowhow Limited | RIPE | ASSIGNED PA | ● high |
| 2001:2030:0:100::/56 | IG Knowhow Limited | RIPE | ASSIGNED | ● high |
| 185.109.140.0/22 | IG Knowhow Limited | RIPE | ALLOCATED PA | ● low |
| 185.109.140.0/24 | IG Knowhow Limited | RIPE | ASSIGNED PA | ● low |
| 185.109.141.0/24 | IG Knowhow Limited | RIPE | ASSIGNED PA | ● low |
| 185.233.4.0/22 | IG Knowhow Limited | RIPE | ALLOCATED PA | ● low |
| 185.233.4.0/23 | IG Knowhow Limited | RIPE | ASSIGNED PA | ● low |
| 185.233.6.0/23 | IG Knowhow Limited | RIPE | ASSIGNED PA | ● low |
| 212.222.188.96/29 | IG-KNOWHOW-GTT | RIPE | ASSIGNED PA | ● low |
| 212.222.188.104/29 | IG-KNOWHOW-GTT | RIPE | ASSIGNED PA | ● low |
| 212.222.195.216/29 | IG-KNOWHOW-GTT | RIPE | ASSIGNED PA | ● low |
| 212.222.206.208/29 | IG-KNOWHOW-GTT | RIPE | ASSIGNED PA | ● low |
| 2a0c:c900::/29 | IG Knowhow Limited | RIPE | ALLOCATED-BY-RIR | ● low |
IPv6 ranges (2)
Corporate group (3 confirmed entities)
+1 additional unconfirmed candidate not shown — full list (JSON)- IG Index Ltd. 34 blocks
- MARKET DATA LIMITED 2 blocks
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(13 of 13)
No discrepancies found among checked blocks.
NIC Handles
AS3257-IPAM-MNT
DUMY-RIPE
DUMY-RIPE
IGGROUP-MNT
ORG-IKL2-RIPE
ORG-IKL5-RIPE
RIPE-NCC-HM-MNT
se-twelve99-1-MNT