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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
2523682017-06-19 20:39:162601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2504282017-06-17 12:43:512601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2460682017-06-12 19:32:102601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2401572017-06-05 18:25:032601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2387942017-06-04 03:07:072601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2339532017-05-29 17:18:042601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2339402017-05-29 17:06:282601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
2269322017-05-21 23:43:302601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2243982017-05-19 02:34:292601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2192002017-05-14 00:59:592601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2117122017-05-06 18:54:422601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2048792017-04-30 15:12:362601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2042132017-04-29 22:58:082601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
1963432017-04-22 13:48:252601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
1937832017-04-20 02:25:472601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
1856952017-04-12 01:39:502601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
1833222017-04-08 23:44:122601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
1755702017-03-30 02:29:212601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
1679502017-03-19 22:05:532601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
1631272017-03-12 04:21:192601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1628502017-03-11 16:35:342601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1559362017-02-28 03:27:162601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1492622017-02-18 18:04:062601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1492282017-02-18 16:43:272601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1447542017-02-11 15:26:432601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1400302017-02-04 03:51:392601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1353642017-01-28 01:24:462601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1306562017-01-17 03:42:292601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1243742017-01-07 01:35:382601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1204802016-12-30 22:02:342601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1173202016-12-24 21:42:512601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1129732016-12-17 03:03:372601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1067862016-12-08 03:45:102601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1014882016-11-29 20:14:332601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
980162016-11-24 00:19:022601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
932172016-11-16 21:54:252601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
931972016-11-16 21:28:062601:646:8dxx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport

All results shown
Last Modified