81.31.160.0/19 no ROA
Announced by AS12660 Sharif University Of Technology.
Origin
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
No delegation record covers this prefix.
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 |
|---|---|---|---|---|
| 81.31.160.0/24 v4 | AS12660 Sharif University Of Technology | no ROA | 44 | 2026-09-18 |
| 81.31.168.0/23 v4 | AS12660 Sharif University Of Technology | no ROA | 44 | 2026-09-18 |
| 81.31.168.0/24 v4 | AS12660 Sharif University Of Technology | no ROA | 44 | 2026-09-18 |
| 81.31.169.0/24 v4 | AS12660 Sharif University Of Technology | no ROA | 44 | 2026-09-18 |
| 81.31.170.0/24 v4 | AS12660 Sharif University Of Technology | no ROA | 44 | 2026-09-18 |
| 81.31.171.0/24 v4 | AS12660 Sharif University Of Technology | no ROA | 44 | 2026-09-18 |
| 81.31.172.0/24 v4 | AS12660 Sharif University Of Technology | no ROA | 44 | 2026-09-18 |
| 81.31.173.0/24 v4 | AS12660 Sharif University Of Technology | no ROA | 44 | 2026-09-18 |
| 81.31.176.0/22 v4 | AS12660 Sharif University Of Technology | no ROA | 44 | 2026-09-18 |
| 81.31.180.0/22 v4 | AS12660 Sharif University Of Technology | no ROA | 44 | 2026-09-18 |
| 81.31.186.0/24 v4 | AS12660 Sharif University Of Technology | no ROA | 44 | 2026-09-18 |