136.217.162.0/24 no ROA MOAS

Announced by 2 different origins, which is either a deliberate multi-origin setup or a hijack.

This prefix is announced by more than one AS. Compare how many collector peers see each origin below: a hijack is usually visible as a second origin seen by far fewer peers than the legitimate one.

Origins

Origin ASRPKI Peers seeing itSample path First seenLast seen
AS1540 Headquarters, USAISC no ROA 42 377213356721270651540 2026-10-20 2026-10-21
AS367 United States Department of Defense (DoD) no ROA 1 2132419002335672127065367 2026-09-18 2026-10-21

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
136.217.0.0/16
RIR
ARIN
Country
πŸ‡ΊπŸ‡Έ US
Status
allocated
Allocated
1993-11-04

Less specific routes

Announced prefixes that contain this one

Prefix Origin RPKI Peers Sample path First seen
136.216.0.0/14 v4 AS721 United States Department of Defense (DoD) no ROA 44 377213356721 2026-09-18

More specific routes

0 announced prefixes inside this one

Nothing more specific is announced.

Recorded changes

WhenChangeOriginPath
2026-10-20 15:21:20Z origin change AS367 β†’ AS1540 202365506731743356721721270651540
2026-10-20 15:21:18Z origin change AS1540 β†’ AS367 132825174335672172127065367
2026-10-20 15:21:15Z origin change AS1540 β†’ AS367 44393580576939335672172127065367
2026-10-20 15:21:12Z origin change AS367 β†’ AS1540 573815030412993356721721270651540
2026-10-20 15:21:04Z origin change AS367 β†’ AS1540 5991990023356721721270651540
2026-10-20 15:21:02Z origin change AS1540 β†’ AS367 58057174335672172127065367
2026-10-20 15:20:56Z origin change AS367 β†’ AS1540 70183356721721270651540
2026-10-20 15:20:55Z origin change AS367 β†’ AS1540 481853356721721270651540
2026-10-20 15:20:55Z origin change AS367 β†’ AS1540 295043939212993356721721270651540
2026-10-20 15:20:55Z origin change AS1540 β†’ AS367 7018335672172172172172172172127065367
2026-10-20 15:20:54Z origin change AS1540 β†’ AS367 345492914335672172127065367