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Result filters: AS numbers or (partial) names: Country codes: Only show non-remediated spoofing
Spoof status key
receivedSpoofed packet was received.✔Pattern of tests from this IP block indicates a switch from allowing spoofing to blocking it.
rewrittenSpoofed packet was received, but the source address was changed en route.
blockedSpoofed packet was not received, but unspoofed packet was.
unknownNeither spoofed nor unspoofed packet was received.

SessionTimestamp (UTC)Client IP BlockASNCountryNATOutbound
Private
Status		Outbound
Routable
Status		Adj Spoof
Prefix Len		Results
21116732026-02-11 21:29:442600:4040:55xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
21046522026-01-30 21:54:252600:4040:55xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
20965962026-01-16 22:07:112600:4040:55xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
20767702025-12-10 20:52:382600:4040:55xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
20579012025-11-03 20:30:352600:4040:55xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
20539502025-10-27 03:18:292600:4040:55xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
20465562025-10-14 13:04:592600:4040:55xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
20338742025-09-21 18:42:312600:4040:55xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
20272352025-09-09 23:34:032600:4040:55xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report

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