MARINE CORPS CYBERSPACE OPERATIONS GROUP
Data as of 2026-08-16
BGP inherited
Complete entity footprint
3 linked clusters ·
15,853 netblocks ·
291,707,392 IPv4 addresses ·
373 IPv6 prefixes
This organisation's clusters combined by evidence —
shared operating domain usmc.mil
— not name similarity, so genuinely different organisations that share a name are excluded.
Cluster stats
| Netblocks | 89 · 944,128 IPv4 addresses |
| Cluster ID | 223698600 |
| Registry | ARIN |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 4 shared RIR contact/maintainer handles |
| Registry names | 1 distinct registrant name across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
Footprint over time
8 weekly snapshots · JSON
89
+78 netblocks since 2026-07-05
2026-07-05
peak 89
2026-08-16
IP Ranges (89)
showing 50 of 89 — see all — ⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 138.156.0.0/16 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ALLOCATION | ● low |
| 138.157.0.0/16 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ALLOCATION | ● low |
| 138.167.0.0/16 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ALLOCATION | ● low |
| 138.168.0.0/16 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ALLOCATION | ● low |
| 143.211.0.0/16 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ALLOCATION | ● low |
| 158.236.0.0/16 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ALLOCATION | ● low |
| 158.237.0.0/16 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ALLOCATION | ● low |
| 158.238.0.0/16 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ALLOCATION | ● low |
| 158.239.0.0/16 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ALLOCATION | ● low |
| 158.240.0.0/16 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ALLOCATION | ● low |
| 158.243.0.0/16 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ALLOCATION | ● low |
| 158.244.0.0/16 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ALLOCATION | ● low |
| 158.245.0.0/16 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ALLOCATION | ● low |
| 192.82.126.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ALLOCATION | ● low |
| 192.156.0.0 – 192.156.80.255 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ALLOCATION | ● low |
| 192.156.1.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.3.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.4.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.5.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.6.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.7.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.8.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.9.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.10.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.11.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.12.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.13.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.14.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.15.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.16.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.17.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.19.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.20.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.21.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.22.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.25.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.26.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.27.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.28.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.33.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.34.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.35.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.36.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.37.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.38.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.39.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.40.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.41.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.42.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
| 192.156.43.0/24 | MARINE CORPS CYBERSPACE OPERATIONS GROUP | ARIN | ASSIGNMENT | ● low |
NIC Handles
REGIS10-ARIN
REGIS10-ARIN
REGIS10-ARIN
UNOC