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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
2959382017-08-13 06:12:2173.81.155.x/247922 (COMCAST-7922)usa (United States)yesunknownblockednoneReport
2891572017-08-03 16:49:4273.81.155.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2878092017-08-02 03:12:3073.81.155.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2877732017-08-02 01:52:5073.81.155.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2869862017-08-01 02:26:5073.81.155.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2844692017-07-28 14:30:5773.81.155.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2736522017-07-15 09:12:2773.81.155.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2530612017-06-20 15:06:0473.81.155.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2452942017-06-11 23:58:4073.81.155.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport

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