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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
17095352024-01-27 22:47:382601:201:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11945362021-08-10 17:32:122601:201:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/96Report
11940742021-08-09 23:54:302601:201:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/80Report
11940622021-08-09 23:19:482601:201:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11933752021-08-08 22:11:112601:201:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/88Report
11929292021-08-07 19:17:172601:201:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/96Report
11928942021-08-07 17:25:002601:201:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11928902021-08-07 17:04:592601:201:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/88Report
11928222021-08-07 14:10:242601:201:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11916632021-08-05 11:09:232601:201:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/104Report
11893852021-08-01 13:55:412601:201:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11881912021-07-30 04:24:172601:201:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/80Report
11874532021-07-28 19:51:412601:201:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/104Report
11870242021-07-28 02:39:002601:201:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/104Report
11840522021-07-22 11:11:432601:201:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/104Report
11839732021-07-22 08:09:022601:201:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/104Report
11829052021-07-20 11:31:452601:201:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/80Report
11827602021-07-20 04:09:212601:201:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/104Report
11820242021-07-18 18:39:432601:201:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/80Report

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