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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
2958032017-08-12 23:42:3473.245.0.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
2797132017-07-22 18:41:0673.245.0.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
2755922017-07-17 20:50:0573.245.0.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
2657812017-07-05 18:55:3373.245.0.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
2580642017-06-26 20:19:3573.245.0.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
2394142017-06-04 23:22:5073.245.0.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
2358922017-05-31 18:46:5773.245.0.x/247922 (COMCAST-7922)usa (United States)yesunknownrewrittennoneReport
2295622017-05-24 17:22:1773.245.0.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
2286282017-05-23 17:43:1773.245.0.x/247922 (COMCAST-7922)usa (United States)yesunknownrewrittennoneReport
2223892017-05-17 05:58:4473.245.0.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
2111842017-05-06 05:00:5073.245.0.x/247922 (COMCAST-7922)usa (United States)yesunknownrewrittennoneReport
2110702017-05-06 01:46:5473.245.0.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
2052092017-04-30 22:16:0873.245.0.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
2031632017-04-28 20:24:0773.245.0.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
1985402017-04-24 19:55:4373.245.0.x/247922 (COMCAST-7922)usa (United States)yesunknownrewrittennoneReport
1928192017-04-19 04:47:2773.245.0.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
1889602017-04-15 02:36:3173.245.0.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
1880912017-04-14 06:24:5073.245.0.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
1880612017-04-14 05:38:2473.245.0.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport

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