31.57.142.0/24 RPKI valid 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
AS202051 NETGRID HOST LTD RPKI valid 42 38001900250979202051 2026-09-18 2026-10-11
AS397563 ADEOX RPKI invalid 1 2265219318397563 2026-09-23 2026-10-11

RPKI

2 ROAs cover this prefix

ROA prefixMax lengthAuthorised originTrust anchorResult for this route
31.57.142.0/24 /24 AS202051 ripe authorises it
31.57.136.0/21 /24 AS834 ripe wrong origin

Registry

Who this address space is delegated to, regardless of whether it is routed

Delegated block
31.56.0.0/14
RIR
RIPENCC
Country
🇦🇪 AE
Status
allocated
Allocated
2011-01-28

Less specific routes

Announced prefixes that contain this one

Nothing less specific is announced.

More specific routes

0 announced prefixes inside this one

Nothing more specific is announced.

Recorded changes

WhenChangeOriginPath
2026-10-08 22:34:56Z origin change AS397563 → AS202051 70183356900250979202051
2026-10-08 22:33:50Z origin change AS202051 → AS397563 2265219318397563
2026-10-01 11:31:23Z origin change AS397563 → AS202051 8523257900250979202051
2026-10-01 10:25:40Z origin change AS202051 → AS397563 2265219318397563