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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
2603762017-06-29 11:04:44107.4.51.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2544622017-06-22 06:13:59107.4.51.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2525272017-06-20 01:43:50107.4.51.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2515942017-06-19 01:40:48107.4.51.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2452452017-06-11 21:22:00107.4.51.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2320672017-05-27 12:57:24107.4.51.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2314642017-05-26 18:17:50107.4.51.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2182982017-05-13 00:14:17107.4.51.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2089162017-05-04 03:34:39107.4.51.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2076302017-05-03 02:00:35107.4.51.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1998482017-04-26 00:47:32107.4.51.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1865482017-04-13 00:26:30107.4.51.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1704852017-03-23 15:20:10107.4.51.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1675372017-03-19 02:37:46107.4.51.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1669352017-03-17 22:55:53107.4.51.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1620922017-03-10 10:24:37107.4.51.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1574642017-03-02 12:47:43107.4.51.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1513102017-02-22 04:13:13107.4.51.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1482862017-02-17 02:21:57107.4.51.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1438762017-02-10 01:09:24107.4.51.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1397032017-02-03 17:12:30107.4.51.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1278792017-01-12 15:35:09107.4.51.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1216522017-01-02 14:14:59107.4.51.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1179912016-12-26 13:02:02107.4.51.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1060602016-12-07 01:35:04107.4.51.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1002462016-11-28 01:36:52107.4.51.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport

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