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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
21995222026-07-18 21:21:21166.137.83.x/2420057 (ATT-MOBILITY-LLC-AS20057)usa (United States)yesunknownunknownnoneReport
21994772026-07-18 19:54:21166.137.83.x/2420057 (ATT-MOBILITY-LLC-AS20057)usa (United States)yesunknownunknownnoneReport
21994722026-07-18 19:36:49166.137.83.x/2420057 (ATT-MOBILITY-LLC-AS20057)usa (United States)yesunknownunknownnoneReport
21994692026-07-18 19:28:16166.137.83.x/2420057 (ATT-MOBILITY-LLC-AS20057)usa (United States)yesunknownunknownnoneReport
21993302026-07-18 14:04:31166.137.83.x/2420057 (ATT-MOBILITY-LLC-AS20057)usa (United States)yesunknownunknownnoneReport
21992482026-07-18 09:48:53166.137.83.x/2420057 (ATT-MOBILITY-LLC-AS20057)usa (United States)yesunknownunknownnoneReport
21992462026-07-18 09:33:53166.137.83.x/2420057 (ATT-MOBILITY-LLC-AS20057)usa (United States)yesunknownunknownnoneReport
21981372026-07-16 12:47:59166.137.83.x/2420057 (ATT-MOBILITY-LLC-AS20057)usa (United States)yesunknownunknownnoneReport
19813192025-06-19 14:02:51166.137.83.x/2420057 (ATT-MOBILITY-LLC-AS20057)usa (United States)yesunknownunknownnoneReport
19802082025-06-17 18:59:40166.137.83.x/2420057 (ATT-MOBILITY-LLC-AS20057)usa (United States)yesunknownunknownnoneReport
19720352025-06-03 16:51:14166.137.83.x/2420057 (ATT-MOBILITY-LLC-AS20057)usa (United States)yesunknownunknownnoneReport
19595572025-05-12 21:00:34166.137.83.x/2420057 (ATT-MOBILITY-LLC-AS20057)usa (United States)yesunknownunknownnoneReport
19409432025-04-07 22:52:56166.137.83.x/2420057 (ATT-MOBILITY-LLC-AS20057)usa (United States)yesunknownunknownnoneReport
19386632025-04-03 16:38:27166.137.83.x/2420057 (ATT-MOBILITY-LLC-AS20057)usa (United States)yesunknownunknownnoneReport
19370122025-03-31 20:57:11166.137.83.x/2420057 (ATT-MOBILITY-LLC-AS20057)usa (United States)yesunknownunknownnoneReport
19365892025-03-31 07:00:47166.137.83.x/2420057 (ATT-MOBILITY-LLC-AS20057)usa (United States)yesunknownunknownnoneReport
19363002025-03-30 14:04:38166.137.83.x/2420057 (ATT-MOBILITY-LLC-AS20057)usa (United States)yesunknownunknownnoneReport
19249382025-03-10 16:53:11166.137.83.x/2420057 (ATT-MOBILITY-LLC-AS20057)usa (United States)yesunknownunknownnoneReport
19249332025-03-10 16:38:11166.137.83.x/2420057 (ATT-MOBILITY-LLC-AS20057)usa (United States)yesunknownunknownnoneReport
19248732025-03-10 14:34:33166.137.83.x/2420057 (ATT-MOBILITY-LLC-AS20057)usa (United States)yesunknownunknownnoneReport
19248262025-03-10 13:34:10166.137.83.x/2420057 (ATT-MOBILITY-LLC-AS20057)usa (United States)yesunknownunknownnoneReport
19129652025-02-18 13:54:11166.137.83.x/2420057 (ATT-MOBILITY-LLC-AS20057)usa (United States)yesunknownunknownnoneReport

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