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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
1598462017-03-06 20:22:4350.78.237.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1556842017-02-27 19:09:2250.78.237.x/247922 (COMCAST-7922)usa (United States)yesblockedblocked/29Report
1503602017-02-20 17:56:1150.78.237.x/247922 (COMCAST-7922)usa (United States)yesblockedblocked/29Report
1459412017-02-13 16:43:0150.78.237.x/247922 (COMCAST-7922)usa (United States)yesblockedblocked/29Report
1414562017-02-06 15:29:2950.78.237.x/247922 (COMCAST-7922)usa (United States)yesblockedblocked/29Report
1344102017-01-26 18:03:0650.78.237.x/247922 (COMCAST-7922)usa (United States)yesblockedblocked/29Report
1322792017-01-19 16:49:5350.78.237.x/247922 (COMCAST-7922)usa (United States)yesblockedblocked/29Report
1281452017-01-12 22:41:4050.78.237.x/247922 (COMCAST-7922)usa (United States)yesblockedblocked/29Report
1236882017-01-05 21:28:1650.78.237.x/247922 (COMCAST-7922)usa (United States)yesblockedblocked/29Report
1194342016-12-28 21:18:5450.78.237.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1156782016-12-21 20:05:4250.78.237.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1112932016-12-14 18:03:3450.78.237.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport

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