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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
21161582026-02-19 13:08:06187.45.72.x/2428343bra (Brazil)yesblockedblockednoneReport
21161472026-02-19 12:46:17187.45.72.x/2428343bra (Brazil)yesrewrittenrewrittennoneReport
21161382026-02-19 12:34:27187.45.72.x/2428343bra (Brazil)yesrewrittenrewrittennoneReport
21119682026-02-12 11:27:41187.45.72.x/2428343bra (Brazil)yesblockedblockednoneReport
21119532026-02-12 11:05:52187.45.72.x/2428343bra (Brazil)yesrewrittenrewrittennoneReport
21119432026-02-12 10:54:07187.45.72.x/2428343bra (Brazil)yesrewrittenrewrittennoneReport
21074422026-02-04 20:51:05187.45.72.x/2428343bra (Brazil)yesrewrittenrewrittennoneReport
21051212026-01-31 21:43:28187.45.72.x/2428343bra (Brazil)yesrewrittenrewrittennoneReport
21035192026-01-29 00:24:23187.45.72.x/2428343bra (Brazil)yesrewrittenrewrittennoneReport
20933992026-01-11 16:19:53187.45.72.x/2428343bra (Brazil)yesblockedblockednoneReport
20933952026-01-11 16:08:04187.45.72.x/2428343bra (Brazil)yesrewrittenrewrittennoneReport
20540072025-10-27 06:05:14187.45.72.x/2428343bra (Brazil)yesblockedblockednoneReport
20538042025-10-26 17:11:20187.45.72.x/2428343bra (Brazil)yesblockedblockednoneReport
20533962025-10-25 20:02:06187.45.72.x/2428343bra (Brazil)yesrewrittenrewrittennoneReport
20530322025-10-25 02:46:05187.45.72.x/2428343bra (Brazil)yesrewrittenrewrittennoneReport
20488412025-10-18 01:38:17187.45.72.x/2428343bra (Brazil)yesrewrittenrewrittennoneReport
20488082025-10-18 00:18:34187.45.72.x/2428343bra (Brazil)yesrewrittenrewrittennoneReport
20447692025-10-11 00:30:21187.45.72.x/2428343bra (Brazil)yesrewrittenrewrittennoneReport
20409492025-10-03 22:55:31187.45.72.x/2428343bra (Brazil)yesrewrittenrewrittennoneReport

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