ICON Plc
ICON Ltd
Data as of 2026-08-09
GLEIF verified
Complete entity footprint
2 linked clusters ·
24 netblocks ·
3,716 IPv4 addresses ·
2 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
6354008SRQGEMC4XFI67
Registered name
ICON Plc
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
| Netblocks | 21 · 3,452 IPv4 addresses |
| IPv6 | 1 prefix (largest 2a00:2381:f893::/48) |
| Registered in | Bulgaria (16) · KZ (5) · United Kingdom (2) · Greece (1) · MU (1) |
| All fragments | 139 blocks across 45 clusters |
| Cluster ID | 218196126 |
| Registry | AFRINIC |
| Owner jurisdiction | IE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 6354008SRQGEMC4XFI67 |
| Shared handles | clustered on 19 shared RIR contact/maintainer handles |
| Registry names | 8 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
Footprint over time
7 weekly snapshots · JSON
26
+1 netblocks since 2026-07-05
2026-07-05
peak 26
2026-08-09
IP Ranges (21)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 83.222.176.0/24 | ICON Ltd | BGP | ANNOUNCED | ● high |
| 83.222.176.0/23 | ICON Ltd | BGP | ANNOUNCED | ● high |
| 83.222.177.0/24 | ICON Ltd | BGP | ANNOUNCED | ● high |
| 87.246.36.0/24 | ICON Ltd | BGP | ANNOUNCED | ● high |
| 87.246.38.0/24 | ICON Ltd | BGP | ANNOUNCED | ● high |
| 87.255.192.0/24 | ICON LTD | BGP | ANNOUNCED | ● high |
| 87.255.193.0/24 | ICON LTD | BGP | ANNOUNCED | ● high |
| 109.160.14.0/24 | ICON Ltd | BGP | ANNOUNCED | ● high |
| 109.160.14.0/23 | ICON Ltd | BGP | ANNOUNCED | ● high |
| 109.160.15.0/24 | ICON Ltd | BGP | ANNOUNCED | ● high |
| 109.160.72.0/23 | ICON Ltd | BGP | ANNOUNCED | ● high |
| 109.160.72.0/22 | ICON Ltd | BGP | ANNOUNCED | ● high |
| 109.160.74.0/23 | ICON Ltd | BGP | ANNOUNCED | ● high |
| 62.103.36.64/28 | ICON | RIPE | ASSIGNED PA | ● low |
| 82.200.157.240/30 | ICON | RIPE | ASSIGNED PA | ● low |
| 87.255.192.0/23 | ICON LTD | RIPE | ALLOCATED PA | ● low |
| 95.128.11.0/26 | ICON-NET | RIPE | ASSIGNED PA | ● low |
| 194.128.177.192/27 | ICON-ENT | RIPE | ASSIGNED PA | ● low |
| 197.155.71.0/24 | Icon | AFRINIC | ASSIGNED PA | ● low |
| 212.116.242.176/29 | ICON | RIPE | ASSIGNED PA | ● low |
| 2a00:2381:f893::/48 | ICON | RIPE | AGGREGATED-BY-LIR | ● low |
IPv6 ranges (1)
| CIDR |
|---|
| 2a00:2381:f893::/48 |
Corporate group (2 confirmed entities)
+4 additional unconfirmed candidates not shown — full list (JSON)- ICON_CLINICAL_RESEARCH_LTD 3 blocks
Network trust
what's this?
RPKI hygiene: D
how networks compare →
34.6%
of checked blocks have valid RPKI ROA coverage
(9 of 26)
Possible discrepancies (1)
These blocks are registered to ICON Ltd 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.
| 2a00:2381:f893::/48 /48 | authorized for AS2856 — British Telecommunications Limited |
NIC Handles
AA110-AFRINIC
AA110-AFRINIC
AS1849-MNT
AS29622
AS39188
BTNET-MNT
DUMY-RIPE
DUMY-RIPE
GIGASTREAM-MNT
ICONLTD-MNT
KNIC-MNT
LIQUID-TOL-MNT
+7 more