38.225.66.0/23 no ROA 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 AS	RPKI	Peers seeing it	Sample path	First seen	Last seen
AS174 Cogent Communications, LLC	no ROA	40	34549 174	2026-09-18	2026-10-23
AS215018 CORTEX SP COMPUTER, S.L.	no ROA	1	57821 12586 3257 210321 215018	2026-09-18	2026-10-23

RPKI

No ROA covers this prefix

No ROA covers this prefix, so origin validation returns "unknown". That is not a fault; most of the table is still unsigned.

Registry

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

Delegated block: 38.0.0.0/8
RIR: ARIN
Country: 🇺🇸 US
Status: allocated
Allocated: 1991-04-16

Less specific routes

Announced prefixes that contain this one

Prefix	Origin	RPKI	Peers	Sample path	First seen
38.0.0.0/8 v4	AS174 Cogent Communications, LLC	no ROA	42	34549 174	2026-09-18

More specific routes

0 announced prefixes inside this one

Nothing more specific is announced.

Recorded changes

When	Change	Origin	Path
2026-10-23 09:22:00Z	origin change	AS174 → AS215018	57821 12586 3257 210321 215018
2026-10-22 03:19:21Z	origin change	AS215018 → AS174	17639 174
2026-10-21 21:57:27Z	origin change	AS174 → AS215018	29504 39392 3257 210321 215018
2026-10-20 14:43:46Z	origin change	AS215018 → AS174	4608 7575 1299 174
2026-10-20 14:42:51Z	origin change	AS174 → AS215018	4608 1221 4637 3257 210321 215018
2026-10-20 14:12:13Z	origin change	AS215018 → AS174	4608 7575 1299 174
2026-10-20 14:09:52Z	origin change	AS174 → AS215018	4608 1221 4637 3257 210321 215018
2026-10-14 00:42:15Z	origin change	AS215018 → AS174	4608 7575 1299 174
2026-10-14 00:06:54Z	origin change	AS174 → AS215018	4608 1221 4637 3257 210321 215018