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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
21081492026-02-05 22:05:122804:7c8:54xx::/40262323bra (Brazil)noblockedblocked/56Report
21081462026-02-05 21:52:372804:7c8:54xx::/40262323bra (Brazil)noblockedblocked/56Report
21003442026-01-23 09:58:132804:7c8:54xx::/40262323bra (Brazil)noblockedblocked/56Report
20701842025-11-28 23:32:542804:7c8:54xx::/40262323bra (Brazil)noblockedblocked/64Report
20625592025-11-15 12:18:372804:7c8:54xx::/40262323bra (Brazil)noblockedblocked/64Report
20620932025-11-14 13:51:502804:7c8:54xx::/40262323bra (Brazil)noblockedblocked/56Report
20591322025-11-07 22:33:002804:7c8:54xx::/40262323bra (Brazil)noblockedblocked/56Report
20588982025-11-06 21:55:072804:7c8:54xx::/40262323bra (Brazil)noblockedblocked/56Report
20584202025-11-05 13:32:002804:7c8:54xx::/40262323bra (Brazil)noblockedblocked/56Report
20538372025-10-26 19:24:362804:7c8:54xx::/40262323bra (Brazil)noblockedblocked/56Report
20523352025-10-24 00:29:572804:7c8:54xx::/40262323bra (Brazil)noblockedblocked/56Report
20473732025-10-15 17:47:172804:7c8:54xx::/40262323bra (Brazil)noblockedblocked/56Report
20429782025-10-07 21:49:572804:7c8:54xx::/40262323bra (Brazil)noblockedblocked/56Report
20364022025-09-26 01:11:012804:7c8:54xx::/40262323bra (Brazil)noblockedblocked/56Report
20309982025-09-16 14:18:522804:7c8:54xx::/40262323bra (Brazil)noblockedblocked/56Report
20212562025-08-30 11:08:592804:7c8:54xx::/40262323bra (Brazil)noblockedblocked/56Report
19930002025-07-10 13:37:332804:7c8:54xx::/40262323bra (Brazil)noblockedblocked/56Report

All results shown
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