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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
19936962025-07-11 17:37:47138.97.4.x/2453112bra (Brazil)yesblockedblockednoneReport
19881142025-07-01 20:12:07138.97.4.x/2453112bra (Brazil)yesblockedblockednoneReport
19873402025-06-30 18:39:12138.97.4.x/2453112bra (Brazil)yesblockedblockednoneReport
19852982025-06-26 18:48:36138.97.4.x/2453112bra (Brazil)yesblockedblockednoneReport
19739902025-06-06 19:13:07138.97.4.x/2453112bra (Brazil)yesblockedblockednoneReport
19739662025-06-06 18:31:25138.97.4.x/2453112bra (Brazil)yesblockedblockednoneReport
19739562025-06-06 18:09:48138.97.4.x/2453112bra (Brazil)yesblockedblockednoneReport
19692692025-05-28 13:25:45138.97.4.x/2453112bra (Brazil)yesblockedblockednoneReport
19614082025-05-15 14:06:16138.97.4.x/2453112bra (Brazil)yesrewrittenrewrittennoneReport
16751492023-11-21 17:39:13138.97.4.x/2453112bra (Brazil)yesblockedblockednoneReport
16515562023-10-08 23:37:30138.97.4.x/2453112bra (Brazil)yesrewrittenrewrittennoneReport
16328452023-09-02 19:09:41138.97.4.x/2453112bra (Brazil)yesrewrittenrewrittennoneReport
16110022023-07-23 21:30:42138.97.4.x/2453112bra (Brazil)yesrewrittenrewrittennoneReport
15890372023-06-11 16:56:54138.97.4.x/2453112bra (Brazil)yesrewrittenrewrittennoneReport
15878022023-06-08 23:01:01138.97.4.x/2453112bra (Brazil)yesrewrittenrewrittennoneReport
15762192023-05-17 21:09:47138.97.4.x/2453112bra (Brazil)yesrewrittenrewrittennoneReport
15762152023-05-17 21:03:02138.97.4.x/2453112bra (Brazil)yesrewrittenrewrittennoneReport

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