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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
19391052025-04-04 12:30:30181.116.91.x/2419037arg (Argentina)yesblockedblockednoneReport
19388102025-04-03 20:40:57181.116.91.x/2419037arg (Argentina)yesblockedblockednoneReport
19386322025-04-03 15:19:06181.116.91.x/2419037arg (Argentina)yesblockedblockednoneReport
19386242025-04-03 15:06:38181.116.91.x/2419037arg (Argentina)yesblockedblockednoneReport
19386192025-04-03 14:59:12181.116.91.x/2419037arg (Argentina)yesblockedblockednoneReport
19386082025-04-03 14:49:40181.116.91.x/2419037arg (Argentina)yesblockedblockednoneReport
19385692025-04-03 13:50:17181.116.91.x/2419037arg (Argentina)yesblockedblockednoneReport
19385492025-04-03 13:27:52181.116.91.x/2419037arg (Argentina)yesblockedblockednoneReport
19385392025-04-03 13:15:18181.116.91.x/2419037arg (Argentina)yesblockedblockednoneReport
19310432025-03-20 15:15:36181.116.91.x/2419037arg (Argentina)yesblockedblockednoneReport
19310362025-03-20 15:03:07181.116.91.x/2419037arg (Argentina)yesblockedblockednoneReport
19269752025-03-13 13:56:09181.116.91.x/2419037arg (Argentina)yesblockedblockednoneReport
19206752025-03-03 14:38:38181.116.91.x/2419037arg (Argentina)yesblockedblockednoneReport
19063522025-02-06 13:55:07181.116.91.x/2419037arg (Argentina)yesblockedblockednoneReport
17836592024-06-20 18:18:25181.116.91.x/2411664arg (Argentina)yesblockedblockednoneReport
17802552024-06-14 18:47:55181.116.91.x/2411664arg (Argentina)yesrewrittenrewrittennoneReport
17332062024-03-14 19:56:14181.116.91.x/2411664arg (Argentina)yesrewrittenrewrittennoneReport
16965192024-01-02 18:29:25181.116.91.x/2411664arg (Argentina)yesrewrittenrewrittennoneReport

All results shown
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