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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
16666332023-11-05 18:45:17177.126.78.x/24262338bra (Brazil)yesblockedrewrittennoneReport
16666332023-11-05 18:45:172804:804:20xx::/40262338bra (Brazil)noblockedblocked/48Report
16666312023-11-05 18:36:07177.126.78.x/24262338bra (Brazil)yesrewrittenrewrittennoneReport
16666312023-11-05 18:36:072804:804:20xx::/40262338bra (Brazil)noblockedblocked/48Report
16666282023-11-05 18:27:01177.126.78.x/24262338bra (Brazil)yesrewrittenrewrittennoneReport
16666282023-11-05 18:27:012804:804:20xx::/40262338bra (Brazil)noreceivedreceived/16Report
12881342022-01-10 20:05:20177.126.78.x/24262338bra (Brazil)yesunknownunknownnoneReport
12881342022-01-10 20:05:202804:804:20xx::/40262338bra (Brazil)noblockedblocked/48Report
12880812022-01-10 18:07:28177.126.78.x/24262338bra (Brazil)yesunknownunknownnoneReport
12880812022-01-10 18:07:282804:804:20xx::/40262338bra (Brazil)noblockedblocked/48Report
12213692021-09-27 17:09:55177.126.78.x/24262338bra (Brazil)yesunknownunknownnoneReport
12213692021-09-27 17:09:552804:804:20xx::/40262338bra (Brazil)noreceivedreceived/16Report

All results shown
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