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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
20714362025-12-01 15:17:32177.8.117.x/24263028bra (Brazil)noblockedblocked/27Report
20327292025-09-19 10:15:47177.8.117.x/24263028bra (Brazil)noblockedblocked/28Report
20278322025-09-10 19:39:24177.8.117.x/24263028bra (Brazil)noblockedblocked/21Report
20054282025-08-01 13:13:56177.8.117.x/24263028bra (Brazil)noblockedblocked/27Report
19998462025-07-22 19:38:10177.8.117.x/24263028bra (Brazil)noblockedblocked/27Report
19998372025-07-22 19:28:37177.8.117.x/24263028bra (Brazil)noblockedblocked/27Report
19931252025-07-10 17:08:25177.8.117.x/24263028bra (Brazil)noblockedblocked/27Report
19608702025-05-14 16:46:00177.8.117.x/24263028bra (Brazil)yesrewrittenrewrittennoneReport
18757222024-12-10 15:59:11177.8.117.x/24263028bra (Brazil)noblockedblocked/27Report

All results shown
Last Modified