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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
16700972023-11-12 02:56:592601:281:d1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16150922023-07-31 22:29:112601:281:d1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16144932023-07-30 23:07:392601:281:d1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16077962023-07-17 13:25:222601:281:d1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16035402023-07-09 22:22:492601:281:d1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15984642023-06-30 03:42:552601:281:d1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
14072672022-07-25 21:10:162601:281:d1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
14021342022-07-17 20:56:572601:281:d1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13975322022-07-08 21:35:102601:281:d1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13815102022-06-13 17:55:172601:281:d1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report

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