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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
1189152016-12-28 00:10:442601:140:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1175742016-12-25 10:54:182601:140:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1134762016-12-18 01:49:522601:140:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1133182016-12-17 20:09:032601:140:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1084432016-12-10 18:53:152601:140:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1080822016-12-10 01:28:282601:140:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
997422016-11-27 03:36:502601:140:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
992172016-11-26 02:12:152601:140:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
955202016-11-20 02:21:262601:140:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
950542016-11-19 06:53:092601:140:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
949122016-11-19 00:56:552601:140:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
897572016-11-12 00:50:072601:140:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
897112016-11-11 23:41:292601:140:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
836752016-10-29 15:31:282601:140:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
834592016-10-28 22:44:002601:140:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
808082016-10-22 00:31:102601:140:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
784812016-10-14 23:15:482601:140:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
784722016-10-14 22:04:172601:140:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
740392016-09-30 21:25:042601:140:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
705082016-09-18 16:36:182601:140:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
689522016-09-11 13:21:102601:140:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport

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