207.57.191.0/24 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
AS18186 Nebula Global LLC RPKI valid 42 34549291421380218186 2026-10-28 2026-10-28
AS54801 Zillion Network Inc. RPKI invalid 1 2132419002693954801 2026-09-18 2026-10-28

RPKI

3 ROAs cover this prefix

ROA prefixMax lengthAuthorised originTrust anchorResult for this route
207.57.0.0/16 /24 AS18186 arin authorises it
207.57.0.0/16 /24 AS140224 arin wrong origin
207.56.0.0/15 /15 AS2914 arin wrong origin

Registry

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

Delegated block
207.56.0.0/15
RIR
ARIN
Country
πŸ‡ΊπŸ‡Έ US
Status
allocated
Allocated
1996-02-16

Less specific routes

Announced prefixes that contain this one

Prefix Origin RPKI Peers Sample path First seen
207.57.0.0/16 v4 AS18186 Nebula Global LLC RPKI valid 10 38001291418186 2026-09-18
207.56.0.0/15 v4 AS2914 NTT America, Inc. RPKI valid 45 345492914 2026-09-18

More specific routes

0 announced prefixes inside this one

Nothing more specific is announced.

Recorded changes

WhenChangeOriginPath
2026-10-27 17:19:23Z origin change AS54801 β†’ AS18186 29504393923257291421380218186