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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
17371772024-03-22 22:25:1331.144.20.x/2421497 (UMC-AS)ukr (Ukraine)yesunknownunknownnoneReport
16551772023-10-15 10:24:3489.209.124.x/2421497 (UMC-AS)ukr (Ukraine)yesrewrittenrewrittennoneReport
13195522022-03-04 17:58:31128.124.16.x/2421497 (UMC-AS)ukr (Ukraine)yesrewrittenrewrittennoneReport
12771162021-12-21 18:46:5746.133.189.x/2421497 (UMC-AS)ukr (Ukraine)yesrewrittenrewrittennoneReport
11559832021-06-05 18:53:49178.133.125.x/2421497 (UMC-AS)ukr (Ukraine)yesrewrittenrewrittennoneReport
10572592021-01-05 09:24:2946.133.92.x/2421497 (UMC-AS)ukr (Ukraine)yesblockedblockednoneReport
8754862020-04-09 18:39:39178.133.188.x/2421497 (UMC-AS)ukr (Ukraine)yesrewrittenrewrittennoneReport
1776702017-04-01 16:46:5646.133.4.x/2421497 (UMC-AS)ukr (Ukraine)yesrewrittenrewrittennoneReport
1601512017-03-07 10:05:3146.133.142.x/2421497 (UMC-AS)ukr (Ukraine)yesunknownrewrittennoneReport
943352016-11-18 07:12:2846.133.224.x/2421497 (UMC-AS)ukr (Ukraine)yesblockedblockednoneReport

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