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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
20286462025-09-11 21:49:21177.37.153.x/2428126bra (Brazil)yesrewrittenrewrittennoneReport
19039662025-02-02 11:50:33177.37.153.x/2428126bra (Brazil)yesrewrittenrewrittennoneReport
19032692025-02-01 00:02:45177.37.153.x/2428126bra (Brazil)yesrewrittenrewrittennoneReport
19011392025-01-28 10:37:19177.37.153.x/2428126bra (Brazil)yesrewrittenrewrittennoneReport
19009342025-01-27 23:15:47177.37.153.x/2428126bra (Brazil)yesrewrittenrewrittennoneReport
18845692024-12-27 10:21:15177.37.153.x/2428126bra (Brazil)yesrewrittenrewrittennoneReport
18827472024-12-23 11:13:30177.37.153.x/2428126bra (Brazil)yesrewrittenrewrittennoneReport
18804872024-12-19 00:57:50177.37.153.x/2428126bra (Brazil)yesrewrittenrewrittennoneReport
18736772024-12-06 20:29:56177.37.153.x/2428126bra (Brazil)yesrewrittenrewrittennoneReport
18735722024-12-06 17:18:08177.37.153.x/2428126bra (Brazil)yesunknownrewrittennoneReport
18643582024-11-20 13:23:10177.37.153.x/2428126bra (Brazil)yesrewrittenrewrittennoneReport

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