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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
22538212026-10-19 22:10:21187.109.19.x/2453112bra (Brazil)yesblocked✔received/8Report
22465462026-10-07 22:00:05187.109.19.x/2453112bra (Brazil)yesblocked✔received/8Report
22303332026-09-09 22:18:41187.109.19.x/2453112bra (Brazil)yesrewritten✔rewrittennoneReport
22256962026-09-01 22:20:24187.109.19.x/2453112bra (Brazil)yesrewritten✔receivednoneReport
22164472026-08-18 01:01:36187.109.19.x/2453112bra (Brazil)yesrewritten✔receivednoneReport
20716812025-12-01 22:11:07187.109.19.x/2453112bra (Brazil)yesrewritten✔receivednoneReport
20638862025-11-18 00:38:19187.109.19.x/2453112bra (Brazil)yesrewritten✔receivednoneReport
20638622025-11-17 22:48:20187.109.19.x/2453112bra (Brazil)yesrewritten✔receivednoneReport
20598812025-11-10 21:40:32187.109.19.x/2453112bra (Brazil)yesrewritten✔receivednoneReport
20546612025-10-28 00:56:02187.109.19.x/2453112bra (Brazil)yesrewritten✔receivednoneReport

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