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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
2161162017-05-10 23:32:192601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2137912017-05-08 22:27:472601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2087462017-05-03 23:46:032601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2062992017-05-01 21:11:382601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
1999122017-04-26 02:58:532601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1996692017-04-25 20:02:432601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
1930262017-04-19 09:15:372601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
1924682017-04-18 19:48:532601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
1918732017-04-18 08:44:362601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1644012017-03-14 09:31:452601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1626212017-03-11 06:37:292601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1625732017-03-11 04:25:492601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1606572017-03-08 04:17:362601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1591592017-03-05 11:34:262601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1578852017-03-03 02:32:182601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1552902017-02-27 02:49:172601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1539292017-02-25 18:18:382601:603:7xx::/407922 (COMCAST-7922)deu (Germany)noblockedblockednoneReport
1517112017-02-22 19:52:352601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1506172017-02-21 03:32:382601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1489672017-02-18 04:46:302601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1481382017-02-16 20:45:312601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1480502017-02-16 17:42:152601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1469682017-02-15 07:14:082601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1456082017-02-13 03:12:392601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1431552017-02-08 21:56:082601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1400292017-02-04 03:49:092601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1385802017-02-02 05:11:322601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1365092017-01-30 05:24:322601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1336822017-01-25 16:59:392601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1305482017-01-16 23:55:262601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1299242017-01-16 01:52:562601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1254302017-01-09 07:10:422601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1253642017-01-09 03:45:352601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1215122017-01-02 05:58:452601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1214562017-01-02 02:28:542601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1178552016-12-26 03:30:452601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1177982016-12-25 23:18:242601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1140002016-12-19 02:14:492601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1129532016-12-17 02:09:022601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1092062016-12-12 00:58:562601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1059972016-12-06 22:37:092601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1047182016-12-04 23:43:122601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1001612016-11-27 22:27:232601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
973842016-11-23 01:02:082601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
959492016-11-20 21:11:072601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
943512016-11-18 07:45:192601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
905942016-11-13 10:27:572601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
867622016-11-07 15:37:162601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
862222016-11-05 21:54:502601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
843012016-10-31 14:21:282601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
830802016-10-28 02:18:552601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
815832016-10-24 13:05:462601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
790812016-10-17 11:50:122601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
779402016-10-13 03:10:162601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
769832016-10-10 10:34:272601:603:7xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport

All results shown
Last Modified