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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
22328752026-09-14 14:53:54147.229.117.x/24197451 (VUTBR-AS)cze (Czech Republic)yesrewrittenrewrittennoneReport
22327552026-09-14 11:51:52147.229.117.x/24197451 (VUTBR-AS)cze (Czech Republic)yesrewrittenrewrittennoneReport
22326192026-09-14 08:15:15147.229.117.x/24197451 (VUTBR-AS)cze (Czech Republic)yesblockedblockednoneReport
22287442026-09-07 13:43:24147.229.117.x/24197451 (VUTBR-AS)cze (Czech Republic)yesblockedblocked/16Report
22268962026-09-03 20:34:48147.229.117.x/24197451 (VUTBR-AS)cze (Czech Republic)yesblockedblockednoneReport
22256812026-09-01 21:43:43147.229.117.x/24197451 (VUTBR-AS)cze (Czech Republic)yesblockedblockednoneReport
22253872026-09-01 12:44:16147.229.117.x/24197451 (VUTBR-AS)cze (Czech Republic)yesblockedblockednoneReport
22224662026-08-27 10:00:55147.229.117.x/24197451 (VUTBR-AS)cze (Czech Republic)yesblockedblocked/16Report
22217532026-08-26 08:27:45147.229.117.x/24197451 (VUTBR-AS)cze (Czech Republic)yesblockedblocked/16Report
22210382026-08-25 08:42:36147.229.117.x/24197451 (VUTBR-AS)cze (Czech Republic)yesblockedblocked/16Report
22210052026-08-25 07:33:09147.229.117.x/24197451 (VUTBR-AS)cze (Czech Republic)yesblockedblocked/19Report
22186412026-08-21 07:51:26147.229.117.x/24197451 (VUTBR-AS)cze (Czech Republic)yesblockedblocked/16Report
22172082026-08-19 08:44:29147.229.117.x/24197451 (VUTBR-AS)cze (Czech Republic)yesblockedblockednoneReport
22171902026-08-19 08:10:06147.229.117.x/24197451 (VUTBR-AS)cze (Czech Republic)yesblockedblockednoneReport
22171862026-08-19 08:02:57147.229.117.x/24197451 (VUTBR-AS)cze (Czech Republic)yesblockedblockednoneReport
22166812026-08-18 12:53:49147.229.117.x/24197451 (VUTBR-AS)cze (Czech Republic)yesblockedblockednoneReport
22140042026-08-13 15:26:46147.229.117.x/24197451 (VUTBR-AS)cze (Czech Republic)yesblockedblockednoneReport
22126902026-08-11 13:24:45147.229.117.x/24197451 (VUTBR-AS)cze (Czech Republic)yesblockedblockednoneReport
22119172026-08-10 08:38:20147.229.117.x/24197451 (VUTBR-AS)cze (Czech Republic)yesblockedblockednoneReport
22061382026-07-30 13:08:31147.229.117.x/24197451 (VUTBR-AS)cze (Czech Republic)yesblockedblockednoneReport
22051162026-07-28 18:10:56147.229.117.x/24197451 (VUTBR-AS)cze (Czech Republic)yesblockedblockednoneReport
22004102026-07-20 15:31:37147.229.117.x/24197451 (VUTBR-AS)cze (Czech Republic)yesblockedblockednoneReport
21888842026-06-30 11:51:44147.229.117.x/24197451 (VUTBR-AS)cze (Czech Republic)yesblockedblockednoneReport

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