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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
20262792025-09-08 14:27:52177.23.8.x/2453112bra (Brazil)yesrewrittenrewrittennoneReport
20262482025-09-08 13:35:41177.23.8.x/2453112bra (Brazil)yesrewrittenrewrittennoneReport
20185302025-08-25 16:57:10177.23.8.x/2453112bra (Brazil)yesblockedblockednoneReport
20172322025-08-22 18:43:03177.23.8.x/2453112bra (Brazil)yesrewrittenrewrittennoneReport
20164492025-08-21 12:38:29177.23.8.x/2453112bra (Brazil)yesblockedblockednoneReport
20159422025-08-20 14:26:54177.23.8.x/2453112bra (Brazil)yesblockedblockednoneReport
20159082025-08-20 13:25:53177.23.8.x/2453112bra (Brazil)yesblockedblockednoneReport
20158812025-08-20 12:38:42177.23.8.x/2453112bra (Brazil)yesblockedblockednoneReport
20135512025-08-15 17:29:51177.23.8.x/2453112bra (Brazil)yesblockedblockednoneReport
20105502025-08-10 22:00:37177.23.8.x/2453112bra (Brazil)yesblockedblockednoneReport
20105392025-08-10 21:18:47177.23.8.x/2453112bra (Brazil)yesblockedblockednoneReport
20105312025-08-10 20:57:00177.23.8.x/2453112bra (Brazil)yesblockedblockednoneReport
20105272025-08-10 20:45:08177.23.8.x/2453112bra (Brazil)yesblockedblockednoneReport
19676082025-05-25 21:26:08177.23.8.x/2453112bra (Brazil)yesblockedblockednoneReport
19675992025-05-25 21:04:17177.23.8.x/2453112bra (Brazil)yesblockedblockednoneReport
19675932025-05-25 20:52:24177.23.8.x/2453112bra (Brazil)yesblockedblockednoneReport
17258692024-02-29 10:16:01177.23.8.x/2453112bra (Brazil)yesrewrittenrewrittennoneReport
17146312024-02-07 00:22:20177.23.8.x/2453112bra (Brazil)yesrewrittenrewrittennoneReport
17140182024-02-05 22:40:27177.23.8.x/2453112bra (Brazil)yesrewrittenrewrittennoneReport
17076052024-01-24 10:32:40177.23.8.x/2453112bra (Brazil)yesrewrittenrewrittennoneReport

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