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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
11101942021-03-23 17:36:132601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11058092021-03-16 16:29:522601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
10950142021-02-28 04:27:332601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
10834452021-02-14 02:15:132601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
10708592021-01-26 20:01:472601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
10641652021-01-16 03:23:522601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
10596552021-01-09 02:17:252601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
10556162021-01-02 01:10:572601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
9946552020-10-04 19:31:412601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
9838972020-09-17 17:09:112601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
9737592020-09-06 23:11:342601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
9652162020-08-30 19:29:182601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
9554802020-08-20 23:40:162601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
9271262020-07-13 01:29:192601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
9107812020-06-12 05:58:362601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
9094662020-06-10 01:33:072601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
9054402020-06-03 00:26:352601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
9053512020-06-02 20:48:452601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
9002312020-05-25 05:41:352601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8964072020-05-18 04:34:592601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8950292020-05-15 06:10:052601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8913102020-05-08 05:03:332601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8906382020-05-07 04:13:392601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8868162020-04-30 03:07:042601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8868042020-04-30 02:28:332601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8821272020-04-22 01:29:042601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8815352020-04-21 01:13:112601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8770442020-04-13 06:09:142601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8736472020-04-06 23:01:532601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8702932020-04-01 01:41:442601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8665832020-03-25 00:35:122601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8659812020-03-24 01:42:152601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8620802020-03-17 00:35:432601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8602212020-03-13 12:44:472601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8558842020-03-05 22:56:212601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8516522020-02-29 20:29:152601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8505432020-02-28 14:25:572601:406:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report

All results shown
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