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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
3216202017-09-23 03:42:012601:640:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
3122682017-09-08 15:55:162601:640:c1xx::/407922 (COMCAST-7922)usa (United States)nounknownunknownnoneReport
2983482017-08-17 03:40:052601:640:c1xx::/407922 (COMCAST-7922)usa (United States)nounknownunknownnoneReport
2907182017-08-06 03:43:212601:640:c1xx::/407922 (COMCAST-7922)usa (United States)nounknownunknownnoneReport
2846762017-07-28 19:24:392601:640:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
2755242017-07-17 19:11:202601:640:c1xx::/407922 (COMCAST-7922)usa (United States)nounknownunknownnoneReport
2430592017-06-08 21:28:572601:640:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
2353452017-05-31 07:12:032601:640:c1xx::/407922 (COMCAST-7922)usa (United States)nounknownunknownnoneReport
2290582017-05-24 05:53:242601:640:c1xx::/407922 (COMCAST-7922)usa (United States)nounknownunknownnoneReport
2223292017-05-17 04:31:402601:640:c1xx::/407922 (COMCAST-7922)usa (United States)nounknownunknownnoneReport
2150752017-05-10 03:12:352601:640:c1xx::/407922 (COMCAST-7922)usa (United States)nounknownunknownnoneReport
2119322017-05-07 02:22:242601:640:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
2042822017-04-30 00:49:072601:640:c1xx::/407922 (COMCAST-7922)usa (United States)nounknownunknownnoneReport
1916822017-04-18 04:19:412601:640:c1xx::/407922 (COMCAST-7922)usa (United States)nounknownunknownnoneReport
1842482017-04-10 06:33:022601:640:c1xx::/407922 (COMCAST-7922)usa (United States)nounknownunknownnoneReport
1832692017-04-08 21:26:202601:640:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1816592017-04-06 18:28:502601:640:c1xx::/407922 (COMCAST-7922)usa (United States)nounknownunknownnoneReport
1756172017-03-30 04:13:292601:640:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1701552017-03-23 02:55:092601:640:c1xx::/407922 (COMCAST-7922)usa (United States)nounknownunknownnoneReport
1579252017-03-03 04:35:052601:640:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1363482017-01-29 21:17:512601:640:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1290362017-01-14 12:35:242601:640:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1245232017-01-07 11:19:582601:640:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1207032016-12-31 10:04:432601:640:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1170792016-12-24 08:49:282601:640:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1130602016-12-17 07:34:002601:640:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1081732016-12-10 06:18:322601:640:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1041222016-12-03 22:11:382601:640:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
995872016-11-26 20:56:212601:640:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
990722016-11-25 20:24:122601:640:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
945882016-11-18 15:20:492601:640:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
915782016-11-14 19:50:052601:640:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
890172016-11-11 01:42:382601:640:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
869992016-11-08 06:06:482601:640:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
841532016-10-31 04:02:052601:640:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport

All results shown
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