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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
19902772025-07-05 18:23:16177.38.27.x/24262908bra (Brazil)yesrewrittenrewrittennoneReport
19898012025-07-04 17:19:02177.38.27.x/24262908bra (Brazil)yesblockedblockednoneReport
19893312025-07-03 18:43:01177.38.27.x/24262908bra (Brazil)yesblockedblockednoneReport
19891872025-07-03 14:33:17177.38.27.x/24262908bra (Brazil)yesblockedblockednoneReport
19891802025-07-03 14:21:36177.38.27.x/24262908bra (Brazil)yesblockedblockednoneReport
19808922025-06-18 19:28:39177.38.27.x/24262908bra (Brazil)yesblockedblockednoneReport
19759272025-06-10 14:03:25177.38.27.x/24262908bra (Brazil)yesblockedblockednoneReport
19639482025-05-19 19:22:34177.38.27.x/24262908bra (Brazil)yesrewrittenrewrittennoneReport
19639372025-05-19 19:05:24177.38.27.x/24262908bra (Brazil)yesrewrittenrewrittennoneReport
19623302025-05-16 19:07:00177.38.27.x/24262908bra (Brazil)yesblockedblockednoneReport
19558532025-05-06 19:57:11177.38.27.x/24262908bra (Brazil)yesblockedblockednoneReport
19539012025-05-02 19:08:37177.38.27.x/24262908bra (Brazil)yesblockedblockednoneReport
19291722025-03-17 14:05:58177.38.27.x/24262908bra (Brazil)yesblockedblockednoneReport
19137692025-02-19 19:34:28177.38.27.x/24262908bra (Brazil)yesblockedblockednoneReport
18939602025-01-15 13:40:10177.38.27.x/24262908bra (Brazil)yesblockedblockednoneReport
15379962023-03-05 13:00:22177.38.27.x/24262908bra (Brazil)yesrewrittenrewrittennoneReport
15352152023-02-28 14:06:11177.38.27.x/24262908bra (Brazil)yesrewrittenrewrittennoneReport
13636992022-05-14 17:38:26177.38.27.x/24262908bra (Brazil)yesrewrittenrewrittennoneReport
13636872022-05-14 17:04:24177.38.27.x/24262908bra (Brazil)yesrewrittenrewrittennoneReport
10449032020-12-11 13:44:05177.38.27.x/24262908bra (Brazil)yesrewrittenrewrittennoneReport

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