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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
19937942025-07-11 20:56:36131.255.52.x/24262675bra (Brazil)yesrewrittenrewrittennoneReport
19872152025-06-30 15:20:53131.255.52.x/24262675bra (Brazil)yesrewrittenrewrittennoneReport
19822102025-06-21 11:28:35131.255.52.x/24262675bra (Brazil)yesrewrittenrewrittennoneReport
19782102025-06-13 23:23:14131.255.52.x/24262675bra (Brazil)yesrewrittenrewrittennoneReport
19738712025-06-06 15:15:00131.255.52.x/24262675bra (Brazil)yesrewrittenrewrittennoneReport
19703832025-05-29 21:21:28131.255.52.x/24262675bra (Brazil)yesrewrittenrewrittennoneReport
19657232025-05-22 15:09:43131.255.52.x/24262675bra (Brazil)yesrewrittenrewrittennoneReport
19650712025-05-21 16:12:20131.255.52.x/24262675bra (Brazil)yesrewrittenrewrittennoneReport
19608012025-05-14 15:04:19131.255.52.x/24262675bra (Brazil)yesrewrittenrewrittennoneReport
19559872025-05-07 00:59:29131.255.52.x/24262675bra (Brazil)yesrewrittenrewrittennoneReport
19523362025-04-29 22:38:01131.255.52.x/24262675bra (Brazil)yesrewrittenrewrittennoneReport
19431292025-04-11 23:45:39131.255.52.x/24262675bra (Brazil)yesrewrittenrewrittennoneReport
19353882025-03-28 15:35:45131.255.52.x/24262675bra (Brazil)yesrewrittenrewrittennoneReport
19329402025-03-24 15:08:27131.255.52.x/24262675bra (Brazil)yesrewrittenrewrittennoneReport
19272572025-03-13 21:31:04131.255.52.x/24262675bra (Brazil)yesrewrittenrewrittennoneReport
19225822025-03-06 15:18:07131.255.52.x/24262675bra (Brazil)yesrewrittenrewrittennoneReport
19173622025-02-25 21:59:16131.255.52.x/24262675bra (Brazil)yesrewrittenrewrittennoneReport

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