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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
7991982019-12-01 19:49:052601:600:87xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
7905992019-11-17 20:53:152601:600:87xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
7867882019-11-11 23:53:322601:600:87xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
7814332019-11-02 21:22:152601:600:87xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
7731792019-10-20 19:41:082601:600:87xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
7686992019-10-13 16:11:172601:600:87xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
7468792019-09-08 16:29:372601:600:87xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
7262632019-08-01 22:58:382601:600:87xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
7224012019-07-25 22:38:152601:600:87xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report

All results shown
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