185.239.27.0/24 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
AS50263 A-Systems Sp. z o.o. RPKI valid 40 3772150263 2026-09-18 2026-09-25
AS49559 A-Systems Sp. z o.o. RPKI valid 1 295041593549559 2026-09-18 2026-09-25

RPKI

2 ROAs cover this prefix

ROA prefixMax lengthAuthorised originTrust anchorResult for this route
185.239.27.0/24 /24 AS49559 ripe wrong origin
185.239.27.0/24 /24 AS50263 ripe authorises it

Registry

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

Delegated block
185.239.26.0/23
RIR
RIPENCC
Country
🇵🇱 PL
Status
allocated
Allocated
2018-01-02

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
2026-09-19 08:43:26Z origin change AS49559 → AS50263 328840327727174325750263
2026-09-19 08:30:28Z origin change AS50263 → AS49559 295041593549559