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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
17081252024-01-25 09:29:132601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17076362024-01-24 11:37:032601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17070682024-01-23 09:52:492601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17070262024-01-23 08:05:222601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17067872024-01-22 18:36:442601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17063442024-01-21 22:41:342601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17062732024-01-21 17:01:552601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17060682024-01-21 00:26:212601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16658582023-11-03 23:47:492601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/104Report
16620602023-10-27 22:00:172601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16582842023-10-20 20:52:222601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedrewritten/64Report
16501782023-10-05 22:18:012601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedrewritten/64Report
16467882023-09-28 21:09:592601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedrewritten/80Report
16429862023-09-21 23:46:362601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16411832023-09-18 21:11:442601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/104Report
16400762023-09-16 15:45:242601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16290522023-08-26 16:11:292601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16251742023-08-19 14:53:072601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedrewritten/80Report
16212902023-08-12 13:46:152601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
16137182023-07-29 02:26:212601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/80Report
16102772023-07-22 01:18:132601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
16097062023-07-20 22:52:312601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16060492023-07-13 21:44:282601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16021062023-07-06 20:36:512601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15983172023-06-29 19:30:092601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15977632023-06-28 17:54:392601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
15942082023-06-21 16:46:422601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15937772023-06-20 21:43:432601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15902142023-06-13 20:36:202601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15866932023-06-06 19:28:382601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
15830162023-05-30 18:21:162601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15825252023-05-29 23:29:502601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
15714982023-05-08 19:57:122601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15679482023-05-01 18:49:502601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15678052023-05-01 10:11:292601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15644252023-04-24 09:04:582601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
15571882023-04-10 06:51:122601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedrewritten/80Report
15535322023-04-03 05:44:152601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15533352023-04-02 17:15:162601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/88Report
15496862023-03-26 16:06:472601:c4:caxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/104Report

All results shown
Last Modified