122.248.152.0/21 no ROA
Announced by AS2687 AT&T Enterprises, LLC.
Origin
| Origin AS | RPKI | Peers seeing it | Sample path | First seen | Last seen |
|---|---|---|---|---|---|
| AS2687 AT&T Enterprises, LLC | no ROA | 13 | 244822687 | 2026-09-18 | 2026-10-15 |
RPKI
No ROA covers this prefix
No ROA covers this prefix, so origin validation returns "unknown". That is not a fault; most of the table is still unsigned.
Registry
Who this address space is delegated to, regardless of whether it is routed
- Delegated block
- 122.248.128.0/18
- RIR
- APNIC
- Country
- 🇯🇵 JP
- Status
- allocated
- Allocated
- 2006-11-17
Less specific routes
Announced prefixes that contain this one
| Prefix | Origin | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|---|
| 122.248.128.0/18 v4 | AS2687 AT&T Enterprises, LLC | no ROA | 42 | 380012687 | 2026-09-18 |
More specific routes
1 announced prefixes inside this one
| Prefix | Origin | RPKI | Peers | First seen |
|---|---|---|---|---|
| 122.248.156.0/24 v4 | AS2687 AT&T Enterprises, LLC | no ROA | 12 | 2026-09-18 |