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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
21436652026-04-10 21:05:54187.45.81.x/2428135bra (Brazil)yesblockedblockednoneReport
21435982026-04-10 18:57:52187.45.81.x/2428135bra (Brazil)yesblockedblockednoneReport
21435942026-04-10 18:45:49187.45.81.x/2428135bra (Brazil)yesblockedblockednoneReport
21435912026-04-10 18:38:38187.45.81.x/2428135bra (Brazil)yesblockedblockednoneReport
21355902026-03-27 00:36:36187.45.81.x/2428135bra (Brazil)yesblockedblockednoneReport
21355602026-03-26 22:27:27187.45.81.x/2428135bra (Brazil)yesblockedblockednoneReport
21286482026-03-14 00:26:16187.45.81.x/2428135bra (Brazil)yesblockedblockednoneReport
21286322026-03-13 23:37:54187.45.81.x/2428135bra (Brazil)yesblockedblockednoneReport
20330922025-09-19 23:29:29177.46.78.x/2428135bra (Brazil)yesrewrittenreceivednoneReport
20330792025-09-19 22:47:02177.46.78.x/2428135bra (Brazil)yesrewrittenreceivednoneReport
20003092025-07-23 15:04:03177.46.16.x/2428135bra (Brazil)yesreceivedreceived/8Report
19597732025-05-13 06:15:24177.46.31.x/2428135bra (Brazil)yesrewrittenrewrittennoneReport
19580862025-05-10 15:13:38177.46.17.x/2428135bra (Brazil)yesrewrittenrewrittennoneReport
19542242025-05-03 11:24:31177.46.17.x/2428135bra (Brazil)yesrewrittenrewrittennoneReport
19528912025-04-30 20:26:38177.46.17.x/2428135bra (Brazil)yesrewrittenrewrittennoneReport
19502432025-04-25 23:35:05177.46.17.x/2428135bra (Brazil)yesrewrittenrewrittennoneReport
19497172025-04-24 22:33:26177.46.17.x/2428135bra (Brazil)yesrewrittenrewrittennoneReport
19458182025-04-17 12:33:01177.46.17.x/2428135bra (Brazil)yesrewrittenrewrittennoneReport
19455992025-04-16 22:55:07177.46.17.x/2428135bra (Brazil)yesrewrittenrewrittennoneReport
18132392024-08-15 13:26:08177.46.35.x/2428135bra (Brazil)yesreceivedreceived/8Report

All results shown
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