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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
20110412025-08-11 16:59:20187.109.23.x/2453112bra (Brazil)yesblockedblockednoneReport
19679422025-05-26 13:27:45187.109.23.x/2453112bra (Brazil)yesblockedblockednoneReport
19679332025-05-26 13:22:26187.109.23.x/2453112bra (Brazil)yesblockedblockednoneReport
19679302025-05-26 13:19:43187.109.23.x/2453112bra (Brazil)yesblockedblockednoneReport
19679292025-05-26 13:17:40187.109.23.x/2453112bra (Brazil)yesblockedblockednoneReport
19679262025-05-26 13:14:57187.109.23.x/2453112bra (Brazil)yesblockedblockednoneReport
19679212025-05-26 13:12:05187.109.23.x/2453112bra (Brazil)yesblockedblockednoneReport
19679172025-05-26 13:05:45187.109.23.x/2453112bra (Brazil)yesblockedblockednoneReport
19679152025-05-26 13:03:05187.109.23.x/2453112bra (Brazil)yesblockedblockednoneReport
19679112025-05-26 12:57:49187.109.23.x/2453112bra (Brazil)yesblockedblockednoneReport
19679102025-05-26 12:54:48187.109.23.x/2453112bra (Brazil)yesblockedblockednoneReport
19679072025-05-26 12:52:23187.109.23.x/2453112bra (Brazil)yesblockedblockednoneReport
19679012025-05-26 12:46:06187.109.23.x/2453112bra (Brazil)yesblockedblockednoneReport
19678982025-05-26 12:43:39187.109.23.x/2453112bra (Brazil)yesblockedblockednoneReport
19678952025-05-26 12:40:32187.109.23.x/2453112bra (Brazil)yesblockedblockednoneReport

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