206208 looking glass

2001:500:122::/48 RPKI valid MOAS

Announced by 7 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
AS19836 Verisign Anycast US 2M RPKI valid 21 24482734219836 2026-09-18 2026-09-21
AS396540 Verisign Anycast US 0G RPKI valid 4 1490769397342396540 2026-09-19 2026-09-21
AS36623 Verisign Anycast JP 0D RPKI valid 3 176393356734236623 2026-09-18 2026-09-21
AS396600 Verisign Anycast FR 0G RPKI valid 2 3454912997342396600 2026-09-18 2026-09-21
AS27544 Verisign Anycast NL 0N RPKI valid 2 33332914734227544 2026-09-18 2026-09-21
AS25485 Verisign Anycast SE 0C RPKI valid 1 503041299734225485 2026-09-18 2026-09-21
AS396541 Verisign Anycast US 0H RPKI valid 1 2023655067364537342396541 2026-09-18 2026-09-21

RPKI

64 ROAs cover this prefix

ROA prefixMax lengthAuthorised originTrust anchorResult for this route
2001:500:122::/48 /48 AS10515 arin wrong origin
2001:500:122::/48 /48 AS19836 arin authorises it
2001:500:122::/48 /48 AS20172 arin wrong origin
2001:500:122::/48 /48 AS20362 arin wrong origin
2001:500:122::/48 /48 AS20431 arin wrong origin
2001:500:122::/48 /48 AS21313 arin wrong origin
2001:500:122::/48 /48 AS22547 arin wrong origin
2001:500:122::/48 /48 AS25485 arin wrong origin
2001:500:122::/48 /48 AS27544 arin wrong origin
2001:500:122::/48 /48 AS32651 arin wrong origin
2001:500:122::/48 /48 AS36616 arin wrong origin
2001:500:122::/48 /48 AS36617 arin wrong origin
2001:500:122::/48 /48 AS36618 arin wrong origin
2001:500:122::/48 /48 AS36619 arin wrong origin
2001:500:122::/48 /48 AS36620 arin wrong origin
2001:500:122::/48 /48 AS36621 arin wrong origin
2001:500:122::/48 /48 AS36622 arin wrong origin
2001:500:122::/48 /48 AS36623 arin wrong origin
2001:500:122::/48 /48 AS36624 arin wrong origin
2001:500:122::/48 /48 AS36625 arin wrong origin
2001:500:122::/48 /48 AS36626 arin wrong origin
2001:500:122::/48 /48 AS36627 arin wrong origin
2001:500:122::/48 /48 AS36628 arin wrong origin
2001:500:122::/48 /48 AS36629 arin wrong origin
2001:500:122::/48 /48 AS36630 arin wrong origin
2001:500:122::/48 /48 AS36631 arin wrong origin
2001:500:122::/48 /48 AS36632 arin wrong origin
2001:500:122::/48 /48 AS40647 arin wrong origin
2001:500:122::/48 /48 AS40717 arin wrong origin
2001:500:122::/48 /48 AS211369 arin wrong origin
2001:500:122::/48 /48 AS396540 arin wrong origin
2001:500:122::/48 /48 AS396541 arin wrong origin
2001:500:122::/48 /48 AS396542 arin wrong origin
2001:500:122::/48 /48 AS396543 arin wrong origin
2001:500:122::/48 /48 AS396544 arin wrong origin
2001:500:122::/48 /48 AS396545 arin wrong origin
2001:500:122::/48 /48 AS396546 arin wrong origin
2001:500:122::/48 /48 AS396547 arin wrong origin
2001:500:122::/48 /48 AS396549 arin wrong origin
2001:500:122::/48 /48 AS396550 arin wrong origin
2001:500:122::/48 /48 AS396551 arin wrong origin
2001:500:122::/48 /48 AS396552 arin wrong origin
2001:500:122::/48 /48 AS396553 arin wrong origin
2001:500:122::/48 /48 AS396555 arin wrong origin
2001:500:122::/48 /48 AS396560 arin wrong origin
2001:500:122::/48 /48 AS396561 arin wrong origin
2001:500:122::/48 /48 AS396562 arin wrong origin
2001:500:122::/48 /48 AS396563 arin wrong origin
2001:500:122::/48 /48 AS396564 arin wrong origin
2001:500:122::/48 /48 AS396565 arin wrong origin
2001:500:122::/48 /48 AS396566 arin wrong origin
2001:500:122::/48 /48 AS396567 arin wrong origin
2001:500:122::/48 /48 AS396571 arin wrong origin
2001:500:122::/48 /48 AS396572 arin wrong origin
2001:500:122::/48 /48 AS396573 arin wrong origin
2001:500:122::/48 /48 AS396576 arin wrong origin
2001:500:122::/48 /48 AS396578 arin wrong origin
2001:500:122::/48 /48 AS396580 arin wrong origin
2001:500:122::/48 /48 AS396581 arin wrong origin
2001:500:122::/48 /48 AS396582 arin wrong origin
2001:500:122::/48 /48 AS396583 arin wrong origin
2001:500:122::/48 /48 AS396584 arin wrong origin
2001:500:122::/48 /48 AS396585 arin wrong origin
2001:500:122::/48 /48 AS396586 arin wrong origin

Registry

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

Delegated block
2001:500:120::/43
RIR
ARIN
Country
🇺🇸 US
Status
allocated
Allocated
2015-04-21

Less specific routes

Announced prefixes that contain this one

Prefix Origin RPKI Peers Sample path First seen
2000::/6 v6 AS29632 Netassist International EOOD no ROA 1 6121829632 2026-09-18

More specific routes

0 announced prefixes inside this one

Nothing more specific is announced.

Recorded changes

WhenChangeOriginPath
2026-09-21 11:10:19Z origin change AS40717 → AS19836 50300325773421983619836
2026-09-21 11:02:12Z origin change AS19836 → AS40717 50300291473424071740717
2026-09-21 05:36:09Z origin change AS396600 → AS19836 20409234019330373421983619836
2026-09-21 05:36:01Z origin change AS19836 → AS396600 2040922076612997342396600396600
2026-09-21 05:34:39Z origin change AS396600 → AS19836 20409234019330373421983619836
2026-09-21 05:34:34Z origin change AS19836 → AS396600 2040922076612997342396600396600
2026-09-21 05:32:57Z origin change AS396600 → AS19836 4943248362900273421983619836
2026-09-21 05:32:32Z origin change AS27544 → AS396600 494322155104836212997342396600396600
2026-09-21 05:08:28Z origin change AS36623 → AS27544 21628582806762291473422754427544
2026-09-20 20:49:28Z origin change AS19836 → AS36623 48185335673423662336623
2026-09-19 07:59:53Z origin change AS396600 → AS19836 4943248362900273421983619836
2026-09-19 07:58:53Z origin change AS19836 → AS396600 494324836212997342396600396600
2026-09-19 02:26:11Z origin change AS396600 → AS19836 4943248362900273421983619836
2026-09-19 02:25:17Z origin change AS27544 → AS396600 494322155104836212997342396600396600
2026-09-18 20:53:24Z origin change AS396595 → AS27544 21628582806762291473422754427544
2026-09-18 20:17:55Z origin change AS396540 → AS396595 2162858280676229147342396595396595
2026-09-18 17:05:12Z origin change AS396541 → AS396540 443935805769397342396540396540
2026-09-18 12:35:27Z origin change AS19836 → AS396541 2023655067364537342396541396541
2026-09-18 06:41:38Z origin change AS396600 → AS19836 4943248362900273421983619836