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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
11620122021-06-15 14:51:172601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11262202021-04-19 13:05:022601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11261542021-04-19 11:04:242601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11260832021-04-19 09:03:452601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11260152021-04-19 07:05:112601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11259802021-04-19 05:04:402601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11210192021-04-10 09:11:522601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11209852021-04-10 07:11:212601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11209692021-04-10 06:04:172601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11109432021-03-24 17:44:502601:640:xx::/4033651 (CMCS)usa (United States)noblockedblocked/64Report
9185322020-06-25 22:56:442601:640:xx::/4033651 (CMCS)usa (United States)noblockedblocked/64Report
9016322020-05-27 14:52:222601:640:xx::/4033651 (CMCS)usa (United States)noblockedblocked/64Report
8753822020-04-09 15:17:572601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8226622020-01-13 05:59:452601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8187162020-01-05 16:51:372601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8186702020-01-05 14:03:342601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8186482020-01-05 12:48:432601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8186292020-01-05 11:40:042601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8186092020-01-05 09:34:252601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
6902172019-06-01 00:51:082601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
6341092019-03-03 02:13:372601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5956052018-12-26 02:31:032601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5955372018-12-25 23:45:362601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5582842018-10-22 22:26:252601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5257992018-08-28 00:21:312601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
4771252018-06-02 04:06:252601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
4770872018-06-02 02:06:542601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
4154042018-02-23 04:17:042601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3515282017-11-11 05:47:252601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3364922017-10-18 03:47:542601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3328872017-10-12 02:46:042601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3328742017-10-12 02:21:032601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3288282017-10-05 15:43:092601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3118442017-09-07 23:15:362601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2954112017-08-12 05:37:012601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2899682017-08-04 20:43:032601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2887312017-08-03 05:42:532601:640:xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report

All results shown
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