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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
16445682023-09-25 00:22:402601:5cb:c3xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16302572023-08-28 21:40:142601:5cb:c3xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16292802023-08-27 06:04:562601:5cb:c3xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15926912023-06-19 02:49:462601:5cb:c3xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
6035612019-01-09 19:27:542601:5cb:c3xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5808542018-11-30 23:57:472601:5cb:c3xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
5278942018-08-31 13:15:242601:5cb:c3xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report

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