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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
21276102026-03-12 05:01:39108.239.12.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
21258882026-03-09 10:57:39108.239.12.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
21254592026-03-08 10:10:00108.239.12.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
21244422026-03-06 09:19:29108.239.12.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
21243052026-03-06 02:20:44108.239.12.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
21237832026-03-05 06:29:50108.239.12.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
21216032026-03-01 08:22:35108.239.12.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
21177212026-02-22 06:35:35108.239.12.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
21152932026-02-18 07:03:07108.239.12.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
21152222026-02-18 02:07:57108.239.12.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
21131162026-02-14 08:04:38108.239.12.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
21125192026-02-13 08:21:11108.239.12.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
21096632026-02-09 00:36:26108.239.12.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
21095972026-02-08 20:17:24108.239.12.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
21085992026-02-06 19:04:47108.239.12.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport

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