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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
17216822024-02-21 13:15:14187.21.133.x/2428573bra (Brazil)yesblockedblockednoneReport
17216012024-02-21 11:08:44187.21.133.x/2428573bra (Brazil)yesblockedblockednoneReport
17207032024-02-19 14:20:27187.21.133.x/2428573bra (Brazil)yesblockedblockednoneReport
17205692024-02-19 10:56:22187.21.133.x/2428573bra (Brazil)yesblockedblockednoneReport
17192382024-02-16 10:52:51187.21.133.x/2428573bra (Brazil)yesblockedblockednoneReport
16645722023-11-01 16:50:31187.21.133.x/2428573bra (Brazil)yesblockedblockednoneReport
14049482022-07-21 02:35:39187.21.133.x/2428573bra (Brazil)noblockedblockednoneReport

All results shown
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