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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
20595152025-11-09 19:37:092803:ac50:cxx::/40273143ury (Uruguay)noreceivedreceived/16Report
20595042025-11-09 18:47:332803:ac50:cxx::/40273143ury (Uruguay)noreceivedreceived/16Report
20551732025-10-29 00:27:002803:ac50:cxx::/40273143usa (United States)noreceivedreceived/16Report
20182102025-08-25 04:01:192803:ac50:cxx::/40273143usa (United States)noreceivedreceived/16Report
19321132025-03-22 22:03:51204.157.185.x/24273143usa (United States)yesblockedreceived/8Report
19294802025-03-18 02:01:182803:ac50:bxx::/40273143usa (United States)noreceivedreceived/16Report
19276392025-03-14 15:46:242803:ac50:bxx::/40273143usa (United States)noreceivedreceived/16Report
19244482025-03-09 19:58:482803:ac50:bxx::/40273143usa (United States)noreceivedreceived/16Report
19202372025-03-02 17:43:232803:ac50:bxx::/40273143usa (United States)noreceivedreceived/16Report
19198122025-03-01 23:16:462803:ac50:bxx::/40273143usa (United States)noreceivedreceived/16Report
19155282025-02-23 04:18:51204.157.185.x/24273143usa (United States)yesblockedreceived/8Report
19026652025-01-30 23:43:28204.157.185.x/24273143usa (United States)yesblockedreceived/8Report
18982962025-01-22 23:01:21204.157.185.x/24273143usa (United States)yesrewrittenreceived/8Report

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