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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
21312392026-03-19 01:20:272804:23b0:81xx::/40262645bra (Brazil)noblockedblocked/56Report
21275202026-03-12 00:12:112804:23b0:81xx::/40262645bra (Brazil)noblockedblocked/56Report
21238982026-03-05 11:37:492804:23b0:81xx::/40262645bra (Brazil)noblockedblocked/56Report
21201992026-02-26 13:46:562804:23b0:81xx::/40262645bra (Brazil)noblockedblocked/56Report
21161412026-02-19 12:38:202804:23b0:81xx::/40262645bra (Brazil)noblockedblocked/56Report
21143662026-02-16 19:11:122804:23b0:81xx::/40262645bra (Brazil)noblockedblocked/56Report
21101932026-02-09 18:02:122804:23b0:81xx::/40262645bra (Brazil)noblockedblocked/56Report
21063482026-02-03 07:59:282804:23b0:81xx::/40262645bra (Brazil)noblockedblocked/56Report
21023902026-01-27 06:51:192804:23b0:81xx::/40262645bra (Brazil)noblockedblocked/56Report
20984322026-01-20 05:43:162804:23b0:81xx::/40262645bra (Brazil)noblockedblocked/56Report
20947632026-01-13 17:55:232804:23b0:81xx::/40262645bra (Brazil)noblockedblocked/56Report
20945902026-01-13 13:21:222804:23b0:81xx::/40262645bra (Brazil)noblockedblocked/56Report

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