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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
21057922026-02-02 12:56:5145.167.161.x/24268041bra (Brazil)yesblockedblockednoneReport
21048882026-01-31 12:06:5445.167.161.x/24268041bra (Brazil)yesblockedblockednoneReport
21006272026-01-23 19:44:1045.167.161.x/24268041bra (Brazil)yesblockedblockednoneReport
20771872025-12-11 13:53:2745.167.161.x/24268041bra (Brazil)yesblockedblockednoneReport
20694082025-11-27 17:42:1045.167.161.x/24268041bra (Brazil)yesblockedblockednoneReport
20618192025-11-14 00:27:0445.167.161.x/24268041bra (Brazil)yesblockedblockednoneReport
20474202025-10-15 18:48:1545.167.161.x/24268041bra (Brazil)yesblockedblockednoneReport
20408632025-10-03 18:42:1045.167.161.x/24268041bra (Brazil)yesblockedblockednoneReport
20342702025-09-22 14:27:3945.167.161.x/24268041bra (Brazil)yesblockedblockednoneReport
20224582025-09-01 19:33:5745.167.161.x/24268041bra (Brazil)yesblockedblockednoneReport
20089432025-08-07 19:21:1245.167.161.x/24268041bra (Brazil)yesblockedblockednoneReport
19891692025-07-03 14:00:3545.167.161.x/24268041bra (Brazil)yesblockedblockednoneReport
19654132025-05-22 02:32:2145.167.161.x/24268041bra (Brazil)yesblockedblockednoneReport
19603472025-05-13 22:08:0445.167.161.x/24268041bra (Brazil)yesblockedblockednoneReport

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