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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
18880602025-01-03 18:41:29166.196.103.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
18877872025-01-03 07:06:33166.196.103.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
14560702022-10-13 03:22:37166.196.103.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
14560022022-10-12 22:52:29166.196.103.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
14553822022-10-11 23:55:53166.196.103.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
14551802022-10-11 16:47:35166.196.103.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
14548782022-10-11 04:50:17166.196.103.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
14548752022-10-11 04:44:09166.196.103.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
14548712022-10-11 04:25:18166.196.103.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport

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