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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
14138472022-08-08 02:05:462601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
14103842022-08-01 00:59:122601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
14067602022-07-24 23:52:452601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
14054482022-07-21 21:47:152601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
14006372022-07-14 20:40:362601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13951922022-07-05 04:27:252601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13913792022-06-28 03:20:512601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13855842022-06-21 01:57:362601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13855762022-06-21 01:43:412601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13841122022-06-18 01:26:302601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13830342022-06-16 08:33:052601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13829792022-06-16 06:22:512601:240:dfxx::/407922 (COMCAST-7922)usa (United States)nounknownunknownnoneReport
13769842022-06-07 09:19:432601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13759412022-06-05 08:24:382601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13757412022-06-04 21:25:112601:240:dfxx::/407922 (COMCAST-7922)usa (United States)nounknownunknownnoneReport
13720292022-05-28 20:18:572601:240:dfxx::/407922 (COMCAST-7922)usa (United States)nounknownunknownnoneReport
13656812022-05-16 23:40:002601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13599712022-05-08 01:21:062601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13560732022-05-01 00:14:292601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13530272022-04-23 02:18:182601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13491862022-04-16 01:11:482601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13399322022-04-01 21:30:122601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13347212022-03-25 20:23:352601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13233812022-03-11 16:41:582601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13194742022-03-04 15:35:282601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13184782022-03-02 19:49:162601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13147812022-02-23 18:42:412601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13143592022-02-23 02:10:032601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13106332022-02-16 01:03:302601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13051882022-02-11 03:10:142601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13017962022-02-05 03:44:542601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
12980092022-01-29 02:38:372601:240:dfxx::/407922 (COMCAST-7922)usa (United States)nounknownunknownnoneReport
12943492022-01-22 01:32:122601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
12905582022-01-15 00:25:362601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
12868132022-01-07 23:19:242601:240:dfxx::/407922 (COMCAST-7922)usa (United States)nounknownunknownnoneReport
12788012021-12-24 19:37:492601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
12698182021-12-15 02:18:462601:240:dfxx::/407922 (COMCAST-7922)usa (United States)nounknownunknownnoneReport
12693362021-12-14 09:55:282601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
12668082021-12-09 20:03:472601:240:dfxx::/407922 (COMCAST-7922)usa (United States)nounknownunknownnoneReport
12627482021-12-02 18:57:132601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
12563962021-11-25 17:50:572601:240:dfxx::/407922 (COMCAST-7922)usa (United States)nounknownunknownnoneReport
12546872021-11-23 00:46:082601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
12541082021-11-21 21:59:492601:240:dfxx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report

All results shown
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