IPv4 prefixes
AS4237 CSC-IGN-FTW-AS4237
Unclassified ARIN
Inventory
IPv4 prefixes
| Prefix | Addresses | Country | RPKI | IRR | Flags |
|---|---|---|---|---|---|
| 20.137.0.0/21 | 2,048 | US | RPKI valid | IRR | |
| 20.137.12.0/22 | 1,024 | US | RPKI valid | IRR | |
| 20.137.176.0/20 | 4,096 | US | RPKI valid | IRR | |
| 20.137.216.0/24 | 256 | US | RPKI valid | IRR | |
| 20.137.240.0/20 | 4,096 | US | RPKI valid | IRR | |
| 20.148.32.0/19 | 8,192 | US | RPKI valid | IRR | |
| 20.148.96.0/19 | 8,192 | US | RPKI valid | IRR | |
| 20.148.128.0/18 | 16,384 | US | — | — | |
| 20.148.240.0/20 | 4,096 | US | RPKI valid | IRR |