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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
21227062026-03-03 11:09:03147.229.207.x/24197451 (VUTBR-AS)cze (Czech Republic)yesblockedrewrittennoneReport
21184622026-02-23 17:20:22147.229.207.x/24197451 (VUTBR-AS)cze (Czech Republic)yesblockedrewrittennoneReport
21184592026-02-23 17:18:02147.229.207.x/24197451 (VUTBR-AS)cze (Czech Republic)yesblockedrewrittennoneReport
21184572026-02-23 17:13:35147.229.207.x/24197451 (VUTBR-AS)cze (Czech Republic)yesblockedblockednoneReport
21184482026-02-23 16:54:01147.229.207.x/24197451 (VUTBR-AS)cze (Czech Republic)yesrewrittenrewrittennoneReport
2228032017-05-17 13:40:56147.229.207.x/24197451 (VUTBR-AS)cze (Czech Republic)noblockedblocked/14Report

All results shown
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