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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
6352302019-03-05 02:42:082001:200:xx::/402500 (WIDE-BB)jpn (Japan)nounknownunknownnoneReport
6351932019-03-05 01:35:322001:200:xx::/402500 (WIDE-BB)jpn (Japan)nounknownunknownnoneReport
5298022018-09-04 12:32:352001:200:xx::/402500 (WIDE-BB)jpn (Japan)noreceivedreceived/16Report
687232016-09-10 00:26:182001:200:xx::/402500 (WIDE-BB)jpn (Japan)noblockedblockednoneReport
687222016-09-10 00:23:022001:200:xx::/402500 (WIDE-BB)jpn (Japan)noreceivedreceivednoneReport
685732016-09-09 01:49:462001:200:xx::/402500 (WIDE-BB)jpn (Japan)noreceivedreceivednoneReport
684522016-09-08 09:37:492001:200:xx::/402500 (WIDE-BB)jpn (Japan)noreceivedreceivednoneReport
684132016-09-08 02:46:492001:200:xx::/402500 (WIDE-BB)jpn (Japan)noreceivedreceivednoneReport
683162016-09-07 12:42:202001:200:xx::/402500 (WIDE-BB)jpn (Japan)noreceivedreceivednoneReport
683092016-09-07 11:23:342001:200:xx::/402500 (WIDE-BB)jpn (Japan)noreceivedreceivednoneReport
683032016-09-07 10:39:112001:200:xx::/402500 (WIDE-BB)jpn (Japan)noreceivedreceivednoneReport

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