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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
2949902017-08-11 15:20:1950.78.166.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
2902062017-08-05 06:09:4350.78.166.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
2837212017-07-27 17:49:2550.78.166.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
2781042017-07-20 16:42:4550.78.166.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
2694712017-07-10 17:17:4650.78.166.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
2639382017-07-03 16:09:3450.78.166.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
2615632017-06-30 16:46:0450.78.166.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
2556822017-06-23 15:33:0350.78.166.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
2491772017-06-16 00:41:4650.78.166.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
2469542017-06-13 20:48:0350.78.166.x/247922 (COMCAST-7922)usa (United States)yesunknownrewrittennoneReport
2427702017-06-08 14:47:5550.78.166.x/247922 (COMCAST-7922)usa (United States)yesunknownrewrittennoneReport
2359142017-05-31 19:35:1650.78.166.x/247922 (COMCAST-7922)usa (United States)yesunknownrewrittennoneReport
2294332017-05-24 14:41:5650.78.166.x/247922 (COMCAST-7922)usa (United States)yesunknownrewrittennoneReport
2220022017-05-16 19:44:3350.78.166.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
2147032017-05-09 18:37:5450.78.166.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
2097382017-05-04 18:30:0650.78.166.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
2015902017-04-27 17:23:2950.78.166.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
1943482017-04-20 15:45:2650.78.166.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport

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