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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
20728852025-12-03 22:30:052804:2d40:80xx::/40265269bra (Brazil)noblockedreceived/32Report
20689282025-11-26 21:22:062804:2d40:80xx::/40265269bra (Brazil)noblockedreceived/24Report
20650302025-11-19 20:14:102804:2d40:80xx::/40265269bra (Brazil)noblockedreceived/24Report
20609902025-11-12 19:06:132804:2d40:80xx::/40265269bra (Brazil)noblockedreceived/24Report
20609582025-11-12 18:23:072804:2d40:80xx::/40265269bra (Brazil)noblockedreceived/24Report
20609412025-11-12 18:00:102804:2d40:80xx::/40265269bra (Brazil)noblockedreceived/24Report
20609322025-11-12 17:47:102804:2d40:80xx::/40265269bra (Brazil)noblockedreceived/24Report

All results shown
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