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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
8464312020-02-22 15:56:362601:40d:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8421122020-02-15 14:46:112601:40d:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8377642020-02-08 04:44:282601:40d:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8341752020-02-01 03:37:502601:40d:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8298842020-01-25 02:31:242601:40d:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8298622020-01-25 01:02:032601:40d:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report

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