Logo

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
1104522016-12-13 18:17:252601:243:41xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1095492016-12-12 14:58:492601:243:41xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1047552016-12-05 01:43:582601:243:41xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1016412016-11-29 23:42:302601:243:41xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
972952016-11-22 22:09:562601:243:41xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
960312016-11-21 00:40:322601:243:41xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
909412016-11-13 23:25:002601:243:41xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
890002016-11-11 01:23:132601:243:41xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
878302016-11-09 19:17:252601:243:41xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport

All results shown
Last Modified