63.143.128.0/17 RPKI valid
Announced by AS53488 Optimum Online.
Origin
| Origin AS | RPKI | Peers seeing it | Sample path | First seen | Last seen |
|---|---|---|---|---|---|
| AS53488 Optimum Online | RPKI valid | 42 | 149071910853488 | 2026-09-18 | 2026-10-13 |
RPKI
1 ROA covers this prefix
| ROA prefix | Max length | Authorised origin | Trust anchor | Result for this route |
|---|---|---|---|---|
| 63.143.128.0/17 | /24 | AS53488 | arin | authorises it |
Registry
Who this address space is delegated to, regardless of whether it is routed
- Delegated block
- 63.143.128.0/17
- RIR
- ARIN
- Country
- 🇺🇸 US
- Status
- allocated
- Allocated
- 2011-03-10
Less specific routes
Announced prefixes that contain this one
Nothing less specific is announced.
More specific routes
11 announced prefixes inside this one
| Prefix | Origin | RPKI | Peers | First seen |
|---|---|---|---|---|
| 63.143.128.0/20 v4 | AS53488 Optimum Online | RPKI valid | 42 | 2026-09-18 |
| 63.143.144.0/22 v4 | AS53488 Optimum Online | RPKI valid | 41 | 2026-09-18 |
| 63.143.148.0/24 v4 | AS53488 Optimum Online | RPKI valid | 41 | 2026-09-18 |
| 63.143.149.0/24 v4 | AS53488 Optimum Online | RPKI valid | 41 | 2026-09-18 |
| 63.143.150.0/23 v4 | AS53488 Optimum Online | RPKI valid | 42 | 2026-09-18 |
| 63.143.152.0/22 v4 | AS53488 Optimum Online | RPKI valid | 42 | 2026-09-18 |
| 63.143.159.0/24 v4 | AS53488 Optimum Online | RPKI valid | 41 | 2026-09-18 |
| 63.143.160.0/20 v4 | AS53488 Optimum Online | RPKI valid | 43 | 2026-09-18 |
| 63.143.176.0/20 v4 | AS53488 Optimum Online | RPKI valid | 43 | 2026-09-18 |
| 63.143.192.0/20 v4 | AS53488 Optimum Online | RPKI valid | 43 | 2026-09-18 |
| 63.143.208.0/22 v4 | AS53488 Optimum Online | RPKI valid | 42 | 2026-09-18 |