2001:500:d937::/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 AS | RPKI | Peers seeing it | Sample path | First seen | Last seen |
|---|---|---|---|---|---|
| AS36625 Verisign Anycast DE 0H | RPKI valid | 14 | 34549734236625 | 2026-09-30 | 2026-11-04 |
| AS396566 Verisign Anycast NL 0L | RPKI valid | 7 | 377217342396566 | 2026-10-27 | 2026-11-04 |
| AS19836 Verisign Anycast US 2M | RPKI valid | 7 | 380019002734219836 | 2026-09-18 | 2026-11-04 |
| AS20172 Verisign Anycast US 0E | RPKI valid | 2 | 149073356734220172 | 2026-10-16 | 2026-11-04 |
| AS40647 Verisign Anycast NL 0C | RPKI valid | 1 | 4504966961299734240647 | 2026-10-27 | 2026-11-04 |
| AS396602 Verisign Anycast SE 0D | RPKI valid | 1 | 578211258632577342396602 | 2026-10-27 | 2026-11-04 |
RPKI
64 ROAs cover this prefix
| ROA prefix | Max length | Authorised origin | Trust anchor | Result for this route |
|---|---|---|---|---|
| 2001:500:d937::/48 | /48 | AS10515 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS19836 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS20172 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS20431 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS21313 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS22547 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS25485 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS27544 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS32651 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS36616 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS36617 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS36618 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS36619 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS36620 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS36621 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS36622 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS36623 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS36624 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS36625 | arin | authorises it |
| 2001:500:d937::/48 | /48 | AS36628 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS36629 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS36630 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS36631 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS36632 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS40647 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS40717 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS211369 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396546 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396547 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396549 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396550 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396551 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396552 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396553 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396555 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396560 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396563 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396566 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396567 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396571 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396572 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396573 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396576 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396583 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396584 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396585 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396586 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396587 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396588 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396589 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396590 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396591 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396592 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396593 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396594 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396595 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396597 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396599 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396600 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396602 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396603 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396604 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396605 | arin | wrong origin |
| 2001:500:d937::/48 | /48 | AS396606 | arin | wrong origin |
Registry
Who this address space is delegated to, regardless of whether it is routed
- Delegated block
- 2001:500:d937::/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
| When | Change | Origin | Path |
|---|---|---|---|
| 2026-11-04 09:09:50Z | origin change | AS396602 → AS36625 | 348002963273423662536625 |
| 2026-11-04 02:24:19Z | origin change | AS20172 → AS396602 | 5030032577342396602396602 |
| 2026-11-03 21:12:59Z | origin change | AS36625 → AS20172 | 34927693973422017220172 |
| 2026-11-03 21:07:36Z | origin change | AS36623 → AS36625 | 50300291473423662536625 |
| 2026-11-03 20:03:34Z | origin change | AS19836 → AS36623 | 14907335673423662336623 |
| 2026-11-03 20:03:21Z | origin change | AS20172 → AS19836 | 34927693973421983619836 |
| 2026-11-03 19:56:40Z | origin change | AS36623 → AS20172 | 34927693973422017220172 |
| 2026-11-03 16:24:02Z | origin change | AS19836 → AS36623 | 14907335673423662336623 |
| 2026-11-03 16:23:30Z | origin change | AS20172 → AS19836 | 34927693973421983619836 |
| 2026-11-03 16:22:40Z | origin change | AS396566 → AS20172 | 34927693973422017220172 |
| 2026-11-03 09:17:54Z | origin change | AS396602 → AS396566 | 204092340197342396566396566 |
| 2026-11-03 02:40:05Z | origin change | AS36625 → AS396602 | 5030032577342396602396602 |
| 2026-11-03 02:21:07Z | origin change | AS396602 → AS36625 | 50300291473423662536625 |
| 2026-11-02 21:54:13Z | origin change | AS20172 → AS396602 | 578211258632577342396602396602 |
| 2026-11-02 19:04:33Z | origin change | AS19836 → AS20172 | 34927693973422017220172 |
| 2026-11-02 19:04:15Z | origin change | AS396576 → AS19836 | 20205693973421983619836 |
| 2026-11-02 19:01:41Z | origin change | AS20172 → AS396576 | 2020569397342396576396576 |
| 2026-11-02 17:43:49Z | origin change | AS19836 → AS20172 | 34927693973422017220172 |
| 2026-11-02 17:43:48Z | origin change | AS396576 → AS19836 | 20205693973421983619836 |
| 2026-11-02 17:40:43Z | origin change | AS19836 → AS396576 | 2020569397342396576396576 |
| 2026-11-02 16:39:35Z | origin change | AS36625 → AS19836 | 5782112586325773421983619836 |
| 2026-11-02 00:13:16Z | origin change | AS396566 → AS36625 | 3454973423662536625 |
| 2026-10-31 16:33:56Z | origin change | AS19836 → AS36625 | 37989693973423662536625 |
| 2026-10-31 01:23:30Z | origin change | AS36625 → AS19836 | 38001900273421983619836 |
| 2026-10-30 14:12:04Z | origin change | AS396566 → AS36625 | 37989693973423662536625 |
| 2026-10-30 14:12:04Z | origin change | AS396566 → AS36625 | 37989693973423662536625 |
| 2026-10-30 12:30:49Z | origin change | AS36625 → AS396566 | 349273492769397342396566396566 |
| 2026-10-30 12:30:49Z | origin change | AS36625 → AS396566 | 349273492769397342396566396566 |
| 2026-10-30 03:06:59Z | origin change | AS40647 → AS36625 | 50304129973423662536625 |
| 2026-10-30 03:02:57Z | origin change | AS36625 → AS40647 | 50304129973424064740647 |
| 2026-10-29 23:26:50Z | origin change | AS20172 → AS36625 | 566622509173423662536625 |
| 2026-10-29 20:11:16Z | origin change | AS36625 → AS20172 | 34927693973422017220172 |
| 2026-10-29 17:32:57Z | origin change | AS396566 → AS36625 | 37989693973423662536625 |
| 2026-10-29 13:59:08Z | origin change | AS36625 → AS396566 | 244827342396566396566 |
| 2026-10-29 13:39:37Z | origin change | AS20172 → AS36625 | 5666273423662536625 |
| 2026-10-29 13:00:02Z | origin change | AS36625 → AS20172 | 14907335673422017220172 |
| 2026-10-29 11:24:05Z | origin change | AS19836 → AS36625 | 494322155104836273423662536625 |
| 2026-10-29 06:32:03Z | origin change | AS396566 → AS19836 | 1403577693973421983619836 |
| 2026-10-28 23:34:35Z | origin change | AS36625 → AS396566 | 349273492769397342396566396566 |
| 2026-10-28 23:34:35Z | origin change | AS36625 → AS396566 | 349273492769397342396566396566 |
| 2026-10-28 23:34:04Z | origin change | AS396566 → AS36625 | 3492734927693973423662536625 |
| 2026-10-28 23:34:04Z | origin change | AS396566 → AS36625 | 3492734927693973423662536625 |
| 2026-10-28 23:17:05Z | origin change | AS36625 → AS396566 | 349273492769397342396566396566 |
| 2026-10-28 23:17:05Z | origin change | AS36625 → AS396566 | 349273492769397342396566396566 |
| 2026-10-28 23:05:54Z | origin change | AS19836 → AS36625 | 3492734927693973423662536625 |
| 2026-10-28 21:41:43Z | origin change | AS36625 → AS19836 | 22652129973421983619836 |
| 2026-10-28 21:12:56Z | origin change | AS396602 → AS36625 | 494322155104836273423662536625 |
| 2026-10-28 19:06:17Z | origin change | AS36625 → AS396602 | 5030032577342396602396602 |
| 2026-10-28 18:13:07Z | origin change | AS19836 → AS36625 | 37989693973423662536625 |
| 2026-10-28 09:17:53Z | origin change | AS396566 → AS19836 | 38001900273421983619836 |