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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
20725242025-12-03 11:03:35207.137.3.x/2410708 (SELECTNET-AS)usa (United States)noblockedblocked/22Report
20685172025-11-26 09:55:31207.137.3.x/2410708 (SELECTNET-AS)usa (United States)noblockedblocked/22Report
20646742025-11-19 08:47:24207.137.3.x/2410708 (SELECTNET-AS)usa (United States)noblockedblocked/22Report
20605902025-11-12 07:39:24207.137.3.x/2410708 (SELECTNET-AS)usa (United States)noblockedblocked/22Report
20552432025-10-29 05:24:10207.137.3.x/2410708 (SELECTNET-AS)usa (United States)noblockedblocked/22Report
20154902025-08-19 17:21:10207.137.3.x/2410708 (SELECTNET-AS)usa (United States)noblockedblocked/22Report
20116972025-08-12 16:13:22207.137.3.x/2410708 (SELECTNET-AS)usa (United States)noblockedblocked/22Report
20076862025-08-05 15:05:24207.137.3.x/2410708 (SELECTNET-AS)usa (United States)noblockedblocked/22Report
20035702025-07-29 13:57:28207.137.3.x/2410708 (SELECTNET-AS)usa (United States)noblockedblocked/22Report
19996072025-07-22 12:49:38207.137.3.x/2410708 (SELECTNET-AS)usa (United States)noblockedblocked/22Report
19915642025-07-08 09:26:46207.137.3.x/2410708 (SELECTNET-AS)usa (United States)noblockedblocked/22Report
19877042025-07-01 08:18:56207.137.3.x/2410708 (SELECTNET-AS)usa (United States)noblockedblocked/22Report
19836282025-06-24 07:11:00207.137.3.x/2410708 (SELECTNET-AS)usa (United States)noblockedblocked/22Report
19798102025-06-17 06:03:05207.137.3.x/2410708 (SELECTNET-AS)usa (United States)noblockedblocked/22Report
19756922025-06-10 04:55:13207.137.3.x/2410708 (SELECTNET-AS)usa (United States)noblockedblocked/22Report
19484232025-04-22 21:24:48207.137.3.x/2410708 (SELECTNET-AS)usa (United States)noblockedblocked/22Report
19478222025-04-21 20:07:18207.137.3.x/2410708 (SELECTNET-AS)usa (United States)noreceivedreceived/8Report

All results shown
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