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Recent tests

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
20749332025-12-08 04:00:0345.71.128.x/24267608bra (Brazil)noblockedblocked/27Report
20723122025-12-02 23:37:4945.71.128.x/24267608bra (Brazil)noblockedblocked/27Report
20711302025-12-01 04:00:0445.71.128.x/24267608bra (Brazil)noblockedblocked/27Report
20683132025-11-25 22:29:5445.71.128.x/24267608bra (Brazil)noblockedblocked/27Report
20672152025-11-24 04:00:0545.71.128.x/24267608bra (Brazil)noblockedblocked/27Report
20644342025-11-18 21:21:5545.71.128.x/24267608bra (Brazil)noblockedblocked/27Report
20632122025-11-17 04:00:0345.71.128.x/24267608bra (Brazil)noblockedblocked/27Report
20603902025-11-11 20:13:5645.71.128.x/24267608bra (Brazil)noblockedblocked/27Report
20550322025-10-28 17:58:4245.71.128.x/24267608bra (Brazil)noblockedblocked/27Report
20539702025-10-27 04:00:0445.71.128.x/24267608bra (Brazil)noblockedblocked/27Report
20509152025-10-21 16:50:4645.71.128.x/24267608bra (Brazil)noblockedblocked/27Report
20508962025-10-21 16:07:4745.71.128.x/24267608bra (Brazil)noblockedblocked/27Report
20508832025-10-21 15:44:4845.71.128.x/24267608bra (Brazil)noblockedblocked/27Report
20508752025-10-21 15:31:4545.71.128.x/24267608bra (Brazil)noblockedblocked/27Report
20498182025-10-20 04:00:0545.71.128.x/24267608bra (Brazil)noblockedblocked/27Report
20466162025-10-14 14:24:0345.71.128.x/24267608bra (Brazil)noblockedblocked/27Report
20466142025-10-14 14:23:1945.71.128.x/24267608bra (Brazil)noblockedblocked/27Report

All results shown
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