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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
19857592025-06-27 15:16:462804:431c:xx::/40267549bra (Brazil)noblockedblocked/56Report
19843432025-06-25 11:49:082804:431c:xx::/40267549bra (Brazil)noblockedblocked/56Report
19843162025-06-25 10:58:052804:431c:xx::/40267549bra (Brazil)noblockedblocked/56Report
19805762025-06-18 11:45:032804:431c:xx::/40267549bra (Brazil)noblockedblocked/56Report
19731592025-06-05 11:16:232804:431c:xx::/40267549bra (Brazil)noblockedblocked/56Report
19636292025-05-19 11:11:402804:431c:xx::/40267549bra (Brazil)noblockedblocked/56Report
19576592025-05-09 19:27:162804:431c:xx::/40267549bra (Brazil)noblockedblocked/56Report
19573722025-05-09 10:52:422804:431c:xx::/40267549bra (Brazil)noblockedblocked/56Report
19486862025-04-23 11:25:282804:431c:xx::/40267549bra (Brazil)noblockedblocked/56Report
19464172025-04-18 16:20:272804:431c:xx::/40267549bra (Brazil)noblockedblocked/56Report
19453452025-04-16 14:42:362804:431c:xx::/40267549bra (Brazil)noblockedblocked/56Report
19423232025-04-10 11:37:252804:431c:xx::/40267549bra (Brazil)yesrewrittenrewrittennoneReport
19374402025-04-01 16:24:042804:431c:xx::/40267549bra (Brazil)yesrewrittenrewrittennoneReport

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