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General Information
Name:
Cisco Systems Ironport Division
Domain:
cisco.com
Country:
US
Type:
hosting
Registry:
ARIN
Prefix Counts
IPv4 Count:
3,840
IPv6 Count:
2,417,851,639,229,258,349,412,352
IPv4 Prefixes
| CIDR | Country | Network Name | Organization | Registry | Status | Size |
|---|---|---|---|---|---|---|
| 23.90.106.0/24 | US | CISL-7 | Cisco Systems Ironport Division | ARIN | allocation | 256 |
| 23.90.107.0/24 | US | CISL-7 | Cisco Systems Ironport Division | ARIN | allocation | 256 |
| 23.90.108.0/24 | US | CISL-7 | Cisco Systems Ironport Division | ARIN | allocation | 256 |
| 23.90.109.0/24 | US | CISL-7 | Cisco Systems Ironport Division | ARIN | allocation | 256 |
| 23.90.120.0/24 | US | CISL-7 | Cisco Systems Ironport Division | ARIN | allocation | 256 |
| 139.138.28.0/24 | US | CISL-7 | Cisco Systems Ironport Division | ARIN | allocation | 256 |
| 139.138.29.0/24 | US | CISL-7 | Cisco Systems Ironport Division | ARIN | allocation | 256 |
| 139.138.30.0/24 | US | CISL-7 | Cisco Systems Ironport Division | ARIN | allocation | 256 |
| 139.138.31.0/24 | US | CISL-7 | Cisco Systems Ironport Division | ARIN | allocation | 256 |
| 139.138.42.0/24 | US | CISL-7 | Cisco Systems Ironport Division | ARIN | allocation | 256 |
| 139.138.43.0/24 | US | CISL-7 | Cisco Systems Ironport Division | ARIN | allocation | 256 |
| 139.138.44.0/24 | US | CISL-7 | Cisco Systems Ironport Division | ARIN | allocation | 256 |
| 139.138.45.0/24 | US | CISL-7 | Cisco Systems Ironport Division | ARIN | allocation | 256 |
| 207.54.75.0/24 | US | CISL-7 | Cisco Systems Ironport Division | ARIN | allocation | 256 |
| 207.54.83.0/24 | US | CISL-7 | Cisco Systems Ironport Division | ARIN | allocation | 256 |
IPv6 Prefixes
| CIDR | Country | Network Name | Organization | Registry | Status |
|---|---|---|---|---|---|
| 2620:101:200d::/48 | US | IRONP-V6-ARIN | Cisco Systems Ironport Division | ARIN | allocation |
| 2620:101:200e::/48 | US | IRONP-V6-ARIN | Cisco Systems Ironport Division | ARIN | allocation |
