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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
2501782017-06-17 04:55:0471.204.31.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2422492017-06-08 00:36:5471.204.31.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2360332017-05-31 22:46:2071.204.31.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2211762017-05-16 01:36:4771.204.31.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2210212017-05-15 21:22:0271.204.31.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2134072017-05-08 14:48:2171.204.31.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2030672017-04-28 18:32:2571.204.31.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1949562017-04-21 04:14:2171.204.31.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1943792017-04-20 16:12:4571.204.31.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1920392017-04-18 12:21:3671.204.31.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1846742017-04-10 18:59:1571.204.31.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1831472017-04-08 17:40:2271.204.31.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1816972017-04-06 19:37:1671.204.31.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport

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