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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
20737452025-12-05 14:00:15177.38.20.x/2452787bra (Brazil)yesblockedblocked/22Report
20564992025-10-31 07:17:01177.38.20.x/2452787bra (Brazil)yesblockedblocked/22Report
20482312025-10-17 03:50:07177.38.20.x/2452787bra (Brazil)yesblockedblocked/22Report
20442482025-10-10 02:41:51177.38.20.x/2452787bra (Brazil)yesblockedblocked/22Report
20405152025-10-03 01:33:25177.38.20.x/2452787bra (Brazil)yesblockedblocked/22Report
20286252025-09-11 21:00:19177.38.20.x/2452787bra (Brazil)yesblockedblocked/22Report
20243752025-09-04 19:52:16177.38.20.x/2452787bra (Brazil)yesblockedblocked/22Report
20203522025-08-28 18:43:22177.38.20.x/2452787bra (Brazil)yesblockedblocked/22Report
20129382025-08-14 15:16:03177.38.20.x/2452787bra (Brazil)yesblockedblocked/22Report
20088042025-08-07 14:08:33177.38.20.x/2452787bra (Brazil)yesblockedblocked/22Report
20007922025-07-24 10:42:02177.38.20.x/2452787bra (Brazil)yesblockedblocked/22Report
19968732025-07-17 09:34:02177.38.20.x/2452787bra (Brazil)yesblockedblocked/22Report
19928732025-07-10 08:26:08177.38.20.x/2452787bra (Brazil)yesblockedblocked/22Report
19889672025-07-03 07:18:25177.38.20.x/2452787bra (Brazil)yesblockedblocked/22Report
19848972025-06-26 06:10:23177.38.20.x/2452787bra (Brazil)yesblockedblocked/23Report
19811052025-06-19 05:02:28177.38.20.x/2452787bra (Brazil)yesblockedblocked/22Report
19770562025-06-12 03:53:34177.38.20.x/2452787bra (Brazil)yesblockedblocked/22Report
19730092025-06-05 02:45:09177.38.20.x/2452787bra (Brazil)yesblockedblocked/22Report
19697462025-05-29 01:35:57177.38.20.x/2452787bra (Brazil)yesblockedblocked/22Report
19653612025-05-22 00:27:30177.38.20.x/2452787bra (Brazil)yesblockedblocked/22Report
19610862025-05-14 23:18:38177.38.20.x/2452787bra (Brazil)yesblockedblocked/22Report
19565472025-05-07 22:10:39177.38.20.x/2452787bra (Brazil)yesblockedblocked/22Report
19489602025-04-23 18:43:36177.38.20.x/2452787bra (Brazil)yesblockedblocked/22Report
19488862025-04-23 16:45:20177.38.20.x/2452787bra (Brazil)yesblockedreceived/8Report

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