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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
20639072025-11-18 02:32:402804:1b1:bfxx::/4018881bra (Brazil)noblockedblocked/64Report
20557802025-10-30 01:11:382804:1b1:bfxx::/4018881bra (Brazil)noblockedblocked/64Report
20483662025-10-17 10:19:132804:1b1:bfxx::/4018881bra (Brazil)noblockedblocked/64Report
20320762025-09-18 06:52:012804:1b1:bfxx::/4018881bra (Brazil)noblockedblocked/64Report
20143692025-08-17 21:04:242804:1b1:bfxx::/4018881bra (Brazil)noblockedblocked/64Report
20082612025-08-06 14:05:322804:1b1:bfxx::/4018881bra (Brazil)noblockedblocked/64Report
19810412025-06-19 00:53:232804:1b1:bfxx::/4018881bra (Brazil)noblockedblocked/64Report
19696952025-05-28 23:40:552804:1b1:bfxx::/4018881bra (Brazil)noblockedblocked/64Report
19625302025-05-17 04:00:302804:1b1:bfxx::/4018881bra (Brazil)noblockedblocked/64Report
19566622025-05-08 03:43:552804:1b1:bfxx::/4018881bra (Brazil)noblockedblocked/64Report
19539822025-05-02 21:40:522804:1b1:bfxx::/4018881bra (Brazil)noblockedblocked/64Report
19382302025-04-02 23:42:072804:1b1:bfxx::/4018881bra (Brazil)noblockedblocked/64Report
19289072025-03-17 02:53:032804:1b1:bfxx::/4018881bra (Brazil)noblockedblocked/64Report
19114122025-02-15 15:28:452804:1b1:bfxx::/4018881bra (Brazil)noblockedblocked/64Report

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