209.73.147.0/24 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
AS3561 Lumen (ex. Savvis) RPKI valid 41 3772133563561 2026-09-18 2026-10-14
AS18779 EGIHosting RPKI valid 3 59919900239699818779 2026-09-18 2026-10-14

RPKI

2 ROAs cover this prefix

ROA prefixMax lengthAuthorised originTrust anchorResult for this route
209.73.147.0/24 /24 AS3561 arin authorises it
209.73.128.0/19 /24 AS18779 arin wrong origin

Registry

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

Delegated block
209.73.128.0/19
RIR
ARIN
Country
πŸ‡ΊπŸ‡Έ US
Status
allocated
Allocated
2011-03-04

Less specific routes

Announced prefixes that contain this one

Prefix Origin RPKI Peers Sample path First seen
209.73.128.0/19 v4 AS18779 EGIHosting RPKI valid 43 34549325718779 2026-09-18

More specific routes

0 announced prefixes inside this one

Nothing more specific is announced.

Recorded changes

WhenChangeOriginPath
2026-10-13 14:34:30Z origin change AS18779 β†’ AS3561 32884032772717433563561
2026-10-13 06:58:10Z origin change AS3561 β†’ AS18779 5782112586325739699818779
2026-10-12 15:02:19Z origin change AS18779 β†’ AS3561 32884032772717433563561
2026-10-12 12:46:01Z origin change AS3561 β†’ AS18779 5782112586325739699818779
2026-10-10 19:42:24Z origin change AS18779 β†’ AS3561 32884032772717433563561
2026-10-09 13:20:20Z origin change AS18779 β†’ AS3561 1763933563561
2026-10-09 09:01:31Z origin change AS3561 β†’ AS18779 5782112586325739699818779
2026-10-09 09:01:31Z origin change AS3561 β†’ AS18779 5782112586325739699818779
2026-10-09 08:59:09Z origin change AS18779 β†’ AS3561 32884032772717433563561
2026-10-09 08:59:09Z origin change AS18779 β†’ AS3561 32884032772717433563561
2026-10-09 08:28:24Z origin change AS3561 β†’ AS18779 5782112586325739699818779
2026-10-09 08:28:24Z origin change AS3561 β†’ AS18779 5782112586325739699818779
2026-10-09 04:08:22Z origin change AS18779 β†’ AS3561 55720291433563561
2026-10-09 03:30:51Z origin change AS3561 β†’ AS18779 55720325739699818779
2026-10-05 01:18:05Z origin change AS18779 β†’ AS3561 20649934549291433563561
2026-10-05 00:28:17Z origin change AS3561 β†’ AS18779 20649934549325739699818779