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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
21161262026-02-19 12:16:472804:2d40:80xx::/40265269bra (Brazil)noblockedreceived/32Report
21119552026-02-12 11:08:432804:2d40:80xx::/40265269bra (Brazil)noblockedreceived/32Report
21077772026-02-05 10:00:422804:2d40:80xx::/40265269bra (Brazil)noblockedreceived/32Report
21036972026-01-29 08:52:392804:2d40:80xx::/40265269bra (Brazil)noblockedreceived/32Report
20997142026-01-22 07:44:422804:2d40:80xx::/40265269bra (Brazil)noblockedreceived/32Report
20955892026-01-15 06:36:472804:2d40:80xx::/40265269bra (Brazil)noblockedreceived/32Report
20955812026-01-15 05:53:472804:2d40:80xx::/40265269bra (Brazil)noblockedreceived/32Report
20955782026-01-15 05:30:452804:2d40:80xx::/40265269bra (Brazil)noblockedreceived/32Report
20955762026-01-15 05:17:502804:2d40:80xx::/40265269bra (Brazil)noblockedreceived/32Report
20917482026-01-08 04:10:002804:2d40:80xx::/40265269bra (Brazil)noblockedreceived/32Report
20880812026-01-01 03:02:022804:2d40:80xx::/40265269bra (Brazil)noblockedreceived/32Report
20847662025-12-25 01:54:042804:2d40:80xx::/40265269bra (Brazil)noblockedreceived/32Report
20810372025-12-18 00:46:062804:2d40:80xx::/40265269bra (Brazil)noblockedreceived/32Report
20768202025-12-10 23:38:062804:2d40:80xx::/40265269bra (Brazil)noblockedreceived/32Report
20728852025-12-03 22:30:052804:2d40:80xx::/40265269bra (Brazil)noblockedreceived/32Report
20689282025-11-26 21:22:062804:2d40:80xx::/40265269bra (Brazil)noblockedreceived/24Report
20650302025-11-19 20:14:102804:2d40:80xx::/40265269bra (Brazil)noblockedreceived/24Report
20609902025-11-12 19:06:132804:2d40:80xx::/40265269bra (Brazil)noblockedreceived/24Report
20609582025-11-12 18:23:072804:2d40:80xx::/40265269bra (Brazil)noblockedreceived/24Report
20609412025-11-12 18:00:102804:2d40:80xx::/40265269bra (Brazil)noblockedreceived/24Report
20609322025-11-12 17:47:102804:2d40:80xx::/40265269bra (Brazil)noblockedreceived/24Report

All results shown
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