206208 looking glass

2001:501:b1f9::/48 RPKI valid MOAS

Announced by 6 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
AS36625 Verisign Anycast DE 0H RPKI valid 13 34549734236625 2026-09-30 2026-11-06
AS396566 Verisign Anycast NL 0L RPKI valid 7 377217342396566 2026-10-27 2026-11-06
AS19836 Verisign Anycast US 2M RPKI valid 7 380019002734219836 2026-09-18 2026-11-06
AS396602 Verisign Anycast SE 0D RPKI valid 2 5030032577342396602 2026-10-27 2026-11-06
AS20172 Verisign Anycast US 0E RPKI valid 2 149076939734220172 2026-10-16 2026-11-06
AS396587 Verisign Anycast NL 0G RPKI valid 1 45049669612997342396587 2026-11-06 2026-11-06

RPKI

64 ROAs cover this prefix

ROA prefixMax lengthAuthorised originTrust anchorResult for this route
2001:501:b1f9::/48 /48 AS10515 arin wrong origin
2001:501:b1f9::/48 /48 AS19836 arin wrong origin
2001:501:b1f9::/48 /48 AS20172 arin wrong origin
2001:501:b1f9::/48 /48 AS20431 arin wrong origin
2001:501:b1f9::/48 /48 AS21313 arin wrong origin
2001:501:b1f9::/48 /48 AS22547 arin wrong origin
2001:501:b1f9::/48 /48 AS25485 arin wrong origin
2001:501:b1f9::/48 /48 AS27544 arin wrong origin
2001:501:b1f9::/48 /48 AS32651 arin wrong origin
2001:501:b1f9::/48 /48 AS36616 arin wrong origin
2001:501:b1f9::/48 /48 AS36617 arin wrong origin
2001:501:b1f9::/48 /48 AS36618 arin wrong origin
2001:501:b1f9::/48 /48 AS36619 arin wrong origin
2001:501:b1f9::/48 /48 AS36620 arin wrong origin
2001:501:b1f9::/48 /48 AS36621 arin wrong origin
2001:501:b1f9::/48 /48 AS36622 arin wrong origin
2001:501:b1f9::/48 /48 AS36623 arin wrong origin
2001:501:b1f9::/48 /48 AS36624 arin wrong origin
2001:501:b1f9::/48 /48 AS36625 arin authorises it
2001:501:b1f9::/48 /48 AS36628 arin wrong origin
2001:501:b1f9::/48 /48 AS36629 arin wrong origin
2001:501:b1f9::/48 /48 AS36630 arin wrong origin
2001:501:b1f9::/48 /48 AS36631 arin wrong origin
2001:501:b1f9::/48 /48 AS36632 arin wrong origin
2001:501:b1f9::/48 /48 AS40647 arin wrong origin
2001:501:b1f9::/48 /48 AS40717 arin wrong origin
2001:501:b1f9::/48 /48 AS211369 arin wrong origin
2001:501:b1f9::/48 /48 AS396546 arin wrong origin
2001:501:b1f9::/48 /48 AS396547 arin wrong origin
2001:501:b1f9::/48 /48 AS396549 arin wrong origin
2001:501:b1f9::/48 /48 AS396550 arin wrong origin
2001:501:b1f9::/48 /48 AS396551 arin wrong origin
2001:501:b1f9::/48 /48 AS396552 arin wrong origin
2001:501:b1f9::/48 /48 AS396553 arin wrong origin
2001:501:b1f9::/48 /48 AS396555 arin wrong origin
2001:501:b1f9::/48 /48 AS396560 arin wrong origin
2001:501:b1f9::/48 /48 AS396563 arin wrong origin
2001:501:b1f9::/48 /48 AS396566 arin wrong origin
2001:501:b1f9::/48 /48 AS396567 arin wrong origin
2001:501:b1f9::/48 /48 AS396571 arin wrong origin
2001:501:b1f9::/48 /48 AS396572 arin wrong origin
2001:501:b1f9::/48 /48 AS396573 arin wrong origin
2001:501:b1f9::/48 /48 AS396576 arin wrong origin
2001:501:b1f9::/48 /48 AS396583 arin wrong origin
2001:501:b1f9::/48 /48 AS396584 arin wrong origin
2001:501:b1f9::/48 /48 AS396585 arin wrong origin
2001:501:b1f9::/48 /48 AS396586 arin wrong origin
2001:501:b1f9::/48 /48 AS396587 arin wrong origin
2001:501:b1f9::/48 /48 AS396588 arin wrong origin
2001:501:b1f9::/48 /48 AS396589 arin wrong origin
2001:501:b1f9::/48 /48 AS396590 arin wrong origin
2001:501:b1f9::/48 /48 AS396591 arin wrong origin
2001:501:b1f9::/48 /48 AS396592 arin wrong origin
2001:501:b1f9::/48 /48 AS396593 arin wrong origin
2001:501:b1f9::/48 /48 AS396594 arin wrong origin
2001:501:b1f9::/48 /48 AS396595 arin wrong origin
2001:501:b1f9::/48 /48 AS396597 arin wrong origin
2001:501:b1f9::/48 /48 AS396599 arin wrong origin
2001:501:b1f9::/48 /48 AS396600 arin wrong origin
2001:501:b1f9::/48 /48 AS396602 arin wrong origin
2001:501:b1f9::/48 /48 AS396603 arin wrong origin
2001:501:b1f9::/48 /48 AS396604 arin wrong origin
2001:501:b1f9::/48 /48 AS396605 arin wrong origin
2001:501:b1f9::/48 /48 AS396606 arin wrong origin

Registry

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

Delegated block
2001:501:b1f9::/48
RIR
ARIN
Country
🇺🇸 US
Status
allocated
Allocated
2010-05-18

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
2026-11-06 20:15:59Z origin change AS396566 → AS36625 1763973423662536625
2026-11-06 19:44:48Z origin change AS40647 → AS396566 481857342396566396566
2026-11-06 19:44:41Z origin change AS396588 → AS40647 450496696129973424064740647
2026-11-06 19:43:11Z origin change AS396617 → AS396588 45049669612997342396588396588
2026-11-06 18:04:40Z origin change AS36625 → AS396617 45049669612997342396617396617
2026-11-06 16:55:29Z origin change AS397193 → AS36625 573814270873423662536625
2026-11-06 16:55:27Z origin change AS36625 → AS396566 244827342396566396566
2026-11-06 16:55:27Z origin change AS396566 → AS36625 2448273423662536625
2026-11-06 16:55:26Z origin change AS36625 → AS397193 4818533567342397193397193
2026-11-06 16:55:26Z origin change AS396566 → AS36625 204092340193562573423662536625
2026-11-06 16:55:26Z origin change AS40647 → AS396566 204092340197342396566396566
2026-11-06 16:14:39Z origin change AS396587 → AS40647 450496696129973424064740647
2026-11-06 13:19:09Z origin change AS36625 → AS396587 45049669612997342396587396587
2026-11-06 08:20:54Z origin change AS396576 → AS36625 612182963273423662536625
2026-11-06 08:20:48Z origin change AS36625 → AS396576 6121869397342396576396576
2026-11-05 21:00:25Z origin change AS396602 → AS36625 494324836273423662536625
2026-11-05 19:23:07Z origin change AS36625 → AS396602 578211258632577342396602396602
2026-11-05 14:53:29Z origin change AS19836 → AS36625 4439321202473423662536625
2026-11-05 14:52:05Z origin change AS36625 → AS19836 4943248362900273421983619836
2026-11-05 14:51:53Z origin change AS19836 → AS36625 4943248362176473423662536625
2026-11-05 14:49:49Z origin change AS36625 → AS19836 4943248362900273421983619836
2026-11-05 14:49:33Z origin change AS19836 → AS36625 4943248362176473423662536625
2026-11-05 14:47:33Z origin change AS36625 → AS19836 4943248362900273421983619836
2026-11-05 14:47:25Z origin change AS19836 → AS36625 4943248362176473423662536625
2026-11-05 14:45:25Z origin change AS36625 → AS19836 4943248362900273421983619836
2026-11-05 14:45:17Z origin change AS19836 → AS36625 4943248362176473423662536625
2026-11-05 14:43:17Z origin change AS36625 → AS19836 4943248362900273421983619836
2026-11-05 14:43:11Z origin change AS19836 → AS36625 4943248362176473423662536625
2026-11-05 14:41:12Z origin change AS36625 → AS19836 4943248362900273421983619836
2026-11-05 14:41:03Z origin change AS19836 → AS36625 4943248362176473423662536625
2026-11-05 14:39:00Z origin change AS36625 → AS19836 4943248362900273421983619836
2026-11-05 14:38:54Z origin change AS19836 → AS36625 4943248362176473423662536625
2026-11-05 14:36:53Z origin change AS36625 → AS19836 4943248362900273421983619836
2026-11-05 14:36:45Z origin change AS19836 → AS36625 4943248362176473423662536625
2026-11-05 14:34:46Z origin change AS36625 → AS19836 4943248362900273421983619836
2026-11-05 14:34:34Z origin change AS19836 → AS36625 4943248362176473423662536625
2026-11-05 14:32:34Z origin change AS36625 → AS19836 4943248362900273421983619836
2026-11-05 14:32:25Z origin change AS19836 → AS36625 4943248362176473423662536625
2026-11-05 14:30:30Z origin change AS36625 → AS19836 4943248362900273421983619836
2026-11-05 14:30:14Z origin change AS19836 → AS36625 4943248362176473423662536625
2026-11-05 14:28:13Z origin change AS36625 → AS19836 4943248362900273421983619836
2026-11-05 14:28:04Z origin change AS19836 → AS36625 4943248362176473423662536625
2026-11-05 14:26:03Z origin change AS36625 → AS19836 4943248362900273421983619836
2026-11-05 14:26:00Z origin change AS19836 → AS36625 4943248362176473423662536625
2026-11-05 14:23:54Z origin change AS36625 → AS19836 4943248362900273421983619836
2026-11-05 14:23:47Z origin change AS19836 → AS36625 4943248362176473423662536625
2026-11-05 14:21:57Z origin change AS36625 → AS19836 4943248362900273421983619836
2026-11-05 14:21:35Z origin change AS19836 → AS36625 4943248362176473423662536625
2026-11-05 14:19:35Z origin change AS36625 → AS19836 4943248362900273421983619836
2026-11-05 14:19:26Z origin change AS19836 → AS36625 4943248362176473423662536625