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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
21375082026-03-30 16:40:5573.167.162.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
21373652026-03-30 12:24:3773.167.162.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
21356452026-03-27 03:34:1573.167.162.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
21336372026-03-23 15:46:4273.167.162.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
21317412026-03-19 22:35:3573.167.162.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
21295202026-03-16 02:38:4373.167.162.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
21295162026-03-16 02:26:1373.167.162.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
21287592026-03-14 06:10:4473.167.162.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport

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