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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
8161792019-12-31 05:38:552601:42:8xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8089232019-12-17 03:25:582601:42:8xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8028012019-12-07 03:04:252601:42:8xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
7985902019-11-30 16:04:432601:42:8xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
7851192019-11-08 22:41:102601:42:8xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/96Report
7789392019-10-29 19:19:222601:42:8xx::/407922 (COMCAST-7922)usa (United States)nounknownunknownnoneReport
7695172019-10-14 23:21:182601:42:8xx::/407922 (COMCAST-7922)usa (United States)nounknownunknownnoneReport
7569632019-09-25 00:43:352601:42:8xx::/407922 (COMCAST-7922)usa (United States)nounknownunknownnoneReport
7527172019-09-17 23:36:562601:42:8xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report

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