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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
15930402023-06-19 17:40:02144.92.67.x/2459 (WISC-MADISON-AS)usa (United States)noreceivedreceived/9Report
15651192023-04-25 12:53:58128.104.225.x/2459 (WISC-MADISON-AS)usa (United States)yesreceivedreceived/8Report
13820512022-06-14 17:24:15144.92.67.x/2459 (WISC-MADISON-AS)usa (United States)noreceivedreceived/8Report
6814342019-05-17 07:15:02128.104.224.x/2459 (WISC-MADISON-AS)usa (United States)yesrewrittenrewrittennoneReport
6813452019-05-17 03:05:14128.104.224.x/2459 (WISC-MADISON-AS)usa (United States)yesrewrittenrewrittennoneReport
1763232017-03-30 22:12:24128.105.35.x/2459 (WISC-MADISON-AS)usa (United States)noblockedblockednoneReport
736462016-09-29 13:43:10128.104.153.x/2459 (WISC-MADISON-AS)usa (United States)yesunknownunknownnoneReport

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