Cerner Corporation
GLEIF verified
Complete entity footprint
7 linked clusters ·
5,910 netblocks ·
17,835,960 IPv4 addresses
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
549300L4UJ40IEVVI304
Registered name
Cerner Corporation
Jurisdiction
Cluster stats
| Netblocks | 80 · 455,903 IPv4 addresses |
| Registered in | United States (47) · Australia (16) · United Kingdom (8) · Netherlands (4) · France (2) |
| All fragments | 95 blocks across 5 clusters |
| Cluster ID | 208808601 |
| Registry | APNIC |
| Owner jurisdiction | US-DE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 549300L4UJ40IEVVI304 |
| Shared handles | clustered on 31 shared RIR contact/maintainer handles |
| Registry names | 13 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
5 weekly snapshots · JSON
77
0 netblocks since 2026-07-05
2026-07-05
peak 77
2026-07-19
IP Ranges (80)
showing 50 of 80 — see all — ⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 45.124.41.0/24 | CERNER CORPORATION PTY LIMITED | BGP | ANNOUNCED | ● high |
| 45.133.20.0/22 | Cerner Limited | BGP | ANNOUNCED | ● high |
| 64.46.192.0/18 | Cerner Corporation | BGP | ANNOUNCED | ● high |
| 123.200.136.0/24 | CERNER CORPORATION PTY LIMITED | BGP | ANNOUNCED | ● high |
| 159.140.0.0/22 | Cerner Corporation | BGP | ANNOUNCED | ● high |
| 159.140.4.0/23 | Cerner Corporation | BGP | ANNOUNCED | ● high |
| 159.140.6.0/23 | Cerner Corporation | BGP | ANNOUNCED | ● high |
| 159.140.8.0/21 | Cerner Corporation | BGP | ANNOUNCED | ● high |
| 159.140.104.0/22 | Cerner Corporation | BGP | ANNOUNCED | ● high |
| 159.140.142.0/23 | Cerner Corporation | BGP | ANNOUNCED | ● high |
| 159.140.192.0/23 | Cerner Corporation | BGP | ANNOUNCED | ● high |
| 159.140.192.0/22 | Cerner Corporation | BGP | ANNOUNCED | ● high |
| 159.140.194.0/23 | Cerner Corporation | BGP | ANNOUNCED | ● high |
| 159.140.198.0/24 | Cerner Corporation | BGP | ANNOUNCED | ● high |
| 159.140.204.0/23 | Cerner Corporation | BGP | ANNOUNCED | ● high |
| 159.140.204.0/24 | Cerner Corporation | BGP | ANNOUNCED | ● high |
| 159.140.205.0/24 | Cerner Corporation | BGP | ANNOUNCED | ● high |
| 159.140.206.0/24 | Cerner Corporation | BGP | ANNOUNCED | ● high |
| 159.140.206.0/23 | Cerner Corporation | BGP | ANNOUNCED | ● high |
| 159.140.207.0/24 | Cerner Corporation | BGP | ANNOUNCED | ● high |
| 159.140.212.0/22 | Cerner Corporation | BGP | ANNOUNCED | ● high |
| 159.140.244.0/24 | Cerner Corporation | BGP | ANNOUNCED | ● high |
| 159.140.252.0/24 | Cerner Corporation | BGP | ANNOUNCED | ● high |
| 159.140.254.0/24 | Cerner Corporation | BGP | ANNOUNCED | ● high |
| 170.253.64.0/19 | Cerner Corporation | BGP | ANNOUNCED | ● high |
| 198.199.192.0/24 | Cerner Corporation | BGP | ANNOUNCED | ● high |
| 198.203.228.0/23 | Cerner Corporation | BGP | ANNOUNCED | ● high |
| 199.21.18.0/24 | Cerner Corporation | BGP | ANNOUNCED | ● high |
| 199.21.23.0/24 | Cerner Corporation | BGP | ANNOUNCED | ● high |
| 199.21.28.0/22 | Cerner Corporation | BGP | ANNOUNCED | ● high |
| 2a0c:c00:400::/41 | Cerner Limited | BGP | ANNOUNCED | ● high |
| 24.233.128.0/20 | CERNER CORPORATION PTY LIMITED | APNIC | ALLOCATED PORTABLE | ● low |
| 45.124.40.0/22 | CERNER CORPORATION PTY LIMITED | APNIC | ALLOCATED PORTABLE | ● low |
| 45.133.20.0/22 | Cerner Limited | RIPE | ALLOCATED PA | ● low |
| 64.46.192.0/18 | Cerner Corporation | ARIN | DIRECT ALLOCATION | ● low |
| 68.65.228.0/22 | CERNER CORPORATION PTY LIMITED | APNIC | ALLOCATED PORTABLE | ● low |
| 68.65.232.0/21 | CERNER CORPORATION PTY LIMITED | APNIC | ALLOCATED PORTABLE | ● low |
| 80.69.11.0/26 | CERNER-LTD | RIPE | ASSIGNED PA | ● low |
| 80.69.16.80/29 | CERNER | RIPE | ASSIGNED PA | ● low |
| 80.69.16.88/29 | CERNER | RIPE | ASSIGNED PA | ● low |
| 80.69.23.112/28 | CERNER-LTD | RIPE | ASSIGNED PA | ● low |
| 88.80.180.0/27 | CERNER | RIPE | ASSIGNED PA | ● low |
| 88.80.180.160/29 | CERNER | RIPE | ASSIGNED PA | ● low |
| 89.41.224.0/20 | Cerner Corporation | ARIN | DIRECT ALLOCATION | ● low |
| 89.187.98.32/27 | CERNER | RIPE | ASSIGNED PA | ● low |
| 89.187.120.112/28 | CERNER | RIPE | ASSIGNED PA | ● low |
| 103.46.252.0/22 | CERNER CORPORATION PTY LIMITED | APNIC | ALLOCATED PORTABLE | ● low |
| 103.88.148.0/22 | CERNER CORPORATION PTY LIMITED | APNIC | ALLOCATED PORTABLE | ● low |
| 103.210.223.0/24 | CERNER CORPORATION PTY LIMITED | APNIC | ALLOCATED PORTABLE | ● low |
| 103.210.248.0/23 | CERNER CORPORATION PTY LIMITED | APNIC | ALLOCATED PORTABLE | ● low |
Domains hosted in this network
what's this?Corporate group (7 confirmed entities)
+46 additional unconfirmed candidates not shown — full list (JSON)- Oracle Corporation 5,801 blocks
- Oracle U.K. 10 blocks
- Oracle America Inc. 7 blocks
- SUN-MICROSYSTEMS-LTD 6 blocks
- Aconex Ltd 4 blocks
- Oracle-Systems-Company-Ltd 2 blocks
Network trust
what's this?
RPKI hygiene: D
how networks compare →
23.8%
of checked blocks have valid RPKI ROA coverage
(19 of 80)
No discrepancies found among checked blocks.
NIC Handles
AC1957-AP
APNIC-HM
AS10962
AS137536
AS17264
AS208402
AS27301
AS3257-IPAM-MNT
AS36502
AS42382
CCPL9-AP
CCPL9-AP
+19 more