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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
11513912021-05-28 17:48:122601:603:1cxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11472572021-05-21 16:41:422601:603:1cxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11431202021-05-14 15:34:562601:603:1cxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11387092021-05-07 19:41:542601:603:1cxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11379922021-05-06 18:11:552601:603:1cxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11376102021-05-06 06:11:442601:603:1cxx::/407922 (COMCAST-7922)usa (United States)nounknownunknownnoneReport
11339842021-04-29 17:05:112601:603:1cxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11336532021-04-29 03:55:442601:603:1cxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11259592021-04-19 03:32:272601:603:1cxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11252882021-04-17 15:48:262601:603:1cxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11248442021-04-16 18:12:272601:603:1cxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11243022021-04-15 20:31:102601:603:1cxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11236342021-04-14 18:05:322601:603:1cxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11230492021-04-13 21:24:042601:603:1cxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11226272021-04-13 07:19:502601:603:1cxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11223182021-04-12 16:46:492601:603:1cxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report

All results shown
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