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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
9400422020-08-02 06:33:552601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/104Report
7470582019-09-09 02:36:282601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
7250812019-07-30 22:29:532601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
7211402019-07-23 21:22:362601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
7170262019-07-16 19:17:182601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
7092902019-07-04 06:21:362601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
7052172019-06-27 04:10:192601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
7012742019-06-20 03:03:072601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
6951702019-06-10 04:39:142601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
6911652019-06-03 03:32:052601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
6842352019-05-22 03:01:272601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
6791782019-05-14 02:35:202601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
6750282019-05-07 00:18:282601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
6708402019-04-29 23:11:112601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
6665282019-04-22 21:34:312601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
6624012019-04-15 20:04:072601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
6579332019-04-08 18:56:472601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
6532172019-04-01 03:25:532601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
6490012019-03-24 22:16:082601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
6445982019-03-17 20:54:132601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
6344002019-03-03 18:04:002601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
6295332019-02-23 22:49:562601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
6255162019-02-16 21:42:562601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
6176252019-02-03 04:05:232601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
6131002019-01-26 04:33:152601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
6092462019-01-19 03:26:052601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
6050722019-01-12 01:31:512601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
6008522019-01-05 00:24:492601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5969212018-12-28 06:28:042601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5932582018-12-21 05:20:572601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5863032018-12-11 01:31:302601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5823582018-12-03 22:35:122601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5791002018-11-28 05:39:552601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5771672018-11-24 23:31:002601:600:a0xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report

All results shown
Last Modified