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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
21027642026-01-27 18:09:3245.181.106.x/24269180bra (Brazil)yesblockedblockednoneReport
20879142025-12-31 16:17:0545.181.106.x/24269180bra (Brazil)yesunknownunknownnoneReport
20846682025-12-24 18:16:4745.181.106.x/24269180bra (Brazil)noblockedblocked/22Report
20843522025-12-24 02:34:5645.181.106.x/24269180bra (Brazil)noblockedblocked/22Report
20843262025-12-24 01:20:1645.181.106.x/24269180bra (Brazil)noblockedblocked/29Report
20843242025-12-24 01:16:0045.181.106.x/24269180bra (Brazil)noblockedreceived/8Report
20826722025-12-20 23:45:5345.181.106.x/24269180bra (Brazil)yesblockedreceived/8Report
20826692025-12-20 23:41:4845.181.106.x/24269180bra (Brazil)yesblockedreceived/8Report
20678632025-11-25 03:38:3945.181.106.x/24269180bra (Brazil)yesrewrittenreceivednoneReport
20678572025-11-25 03:14:4645.181.106.x/24269180bra (Brazil)yesblockedreceived/8Report
20678462025-11-25 02:33:4845.181.106.x/24269180bra (Brazil)yesblockedreceived/8Report
20660622025-11-21 15:07:5745.181.106.x/24269180bra (Brazil)yesrewrittenrewrittennoneReport
20487512025-10-17 21:28:0545.181.106.x/24269180bra (Brazil)yesrewrittenreceivednoneReport
20303032025-09-15 14:51:3645.181.106.x/24269180bra (Brazil)noblockedblocked/30Report
20302832025-09-15 14:25:1945.181.106.x/24269180bra (Brazil)noblockedblocked/30Report

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