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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
17914862024-07-04 19:24:0245.4.34.x/24266044bra (Brazil)yesrewrittenrewrittennoneReport
13228242022-03-10 17:35:0445.4.34.x/24266044bra (Brazil)yesblockedblockednoneReport
13223122022-03-09 20:54:3045.4.34.x/24266044bra (Brazil)yesblockedblockednoneReport
13223092022-03-09 20:48:0745.4.34.x/24266044bra (Brazil)yesblockedblockednoneReport
13172592022-02-28 18:06:5945.4.34.x/24266044bra (Brazil)yesblockedblockednoneReport
12903142022-01-14 15:22:0245.4.34.x/24266044bra (Brazil)yesblockedblockednoneReport
12903132022-01-14 15:19:4045.4.34.x/24266044bra (Brazil)yesblockedblockednoneReport
12902672022-01-14 14:06:2345.4.34.x/24266044bra (Brazil)yesblockedblockednoneReport
12902362022-01-14 12:54:5445.4.34.x/24266044bra (Brazil)yesblockedblockednoneReport
12902342022-01-14 12:52:0445.4.34.x/24266044bra (Brazil)yesblockedblockednoneReport
12899152022-01-13 20:37:1845.4.34.x/24266044bra (Brazil)yesblockedblockednoneReport
12899072022-01-13 20:28:4145.4.34.x/24266044bra (Brazil)yesblockedblockednoneReport
12898742022-01-13 19:49:5945.4.34.x/24266044bra (Brazil)yesblockedblockednoneReport
12898712022-01-13 19:43:1245.4.34.x/24266044bra (Brazil)yesblockedblockednoneReport
12898682022-01-13 19:40:0845.4.34.x/24266044bra (Brazil)yesblockedblockednoneReport
12898372022-01-13 18:30:0445.4.34.x/24266044bra (Brazil)yesblockedblockednoneReport

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