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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
19370072025-03-31 20:50:23173.240.88.x/2413807 (GREAT-PLAINS-COMMUNICATIONS)usa (United States)noblockedblockednoneReport
19370002025-03-31 20:44:40173.240.88.x/2413807 (GREAT-PLAINS-COMMUNICATIONS)usa (United States)noblockedblockednoneReport
19369632025-03-31 19:29:36173.240.88.x/2413807 (GREAT-PLAINS-COMMUNICATIONS)usa (United States)yesrewrittenrewrittennoneReport
18993912025-01-24 21:44:45173.240.88.x/2413807 (GREAT-PLAINS-COMMUNICATIONS)usa (United States)noblockedblockednoneReport
18993882025-01-24 21:36:26173.240.88.x/2413807 (GREAT-PLAINS-COMMUNICATIONS)usa (United States)noblockedblocked/27Report
18730992024-12-05 20:12:58173.240.88.x/2413807 (GREAT-PLAINS-COMMUNICATIONS)usa (United States)noblockedblocked/27Report

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