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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
4036082018-02-03 01:35:272601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3990522018-01-27 00:18:452601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3946122018-01-19 23:02:112601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3863002018-01-07 03:30:332601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3822222017-12-31 02:14:102601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3785562017-12-24 00:57:362601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3365352017-10-18 05:10:562601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3321452017-10-11 03:53:462601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3279122017-10-04 02:36:472601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3241382017-09-27 01:19:552601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3196582017-09-20 00:01:302601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3149412017-09-12 22:44:302601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3076482017-09-01 04:44:522601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
3032742017-08-25 03:18:382601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
2989512017-08-18 02:01:302601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2945822017-08-11 00:37:542601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
2926362017-08-08 18:24:372601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2918822017-08-07 18:51:482601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2360642017-05-31 23:44:442601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2297472017-05-24 21:46:052601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2289932017-05-24 03:47:442601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
2222472017-05-17 02:30:502601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2206812017-05-15 14:34:302601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
2133252017-05-08 13:18:262601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2057512017-05-01 12:01:592601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
1980102017-04-24 10:44:462601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
1908532017-04-17 09:28:372601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
1843072017-04-10 08:11:302601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
1787242017-04-03 06:56:322601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
1741112017-03-28 09:53:172601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
1688952017-03-21 08:37:122601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
1643342017-03-14 07:21:422601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1643142017-03-14 06:42:172601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1618112017-03-10 00:27:532601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1595182017-03-06 07:34:342601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1553552017-02-27 06:19:032601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1529502017-02-24 18:34:582601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1486792017-02-17 17:18:502601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1442082017-02-10 16:03:172601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1395942017-02-03 14:47:492601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1349052017-01-27 13:31:552601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1303482017-01-16 18:50:232601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1297782017-01-15 18:57:252601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1297372017-01-15 17:14:312601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1248622017-01-08 03:22:442601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1245282017-01-07 11:41:062601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1244622017-01-07 07:01:432601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1244102017-01-07 03:50:182601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1235072017-01-05 16:18:502601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1197752016-12-29 15:03:132601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1160632016-12-22 13:47:412601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1092982016-12-12 06:09:072601:40e:40xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport

All results shown
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