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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
14130452022-08-06 00:39:502601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
14095992022-07-29 23:33:242601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
14059702022-07-22 22:26:542601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
14012462022-07-15 21:20:242601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13975132022-07-08 20:13:522601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13936532022-07-01 19:07:192601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13927962022-06-30 10:01:232601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13868242022-06-23 08:54:522601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13830012022-06-16 07:31:232601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13743382022-06-02 02:08:382601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13706282022-05-26 01:02:102601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13668882022-05-18 23:50:282601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13622462022-05-11 21:50:272601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13580032022-05-04 20:43:562601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13557792022-04-30 08:12:532601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13530952022-04-23 07:06:182601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13492532022-04-16 05:59:462601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13399352022-04-01 21:37:562601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13343102022-03-25 06:02:192601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13230502022-03-11 02:20:492601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13191662022-03-03 23:51:332601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13154952022-02-24 22:44:522601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13116942022-02-17 20:52:262601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13046092022-02-10 03:40:112601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
13006322022-02-03 02:33:402601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
12968982022-01-27 01:27:082601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
12931582022-01-20 00:00:142601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
12893602022-01-12 22:53:452601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
12857302022-01-05 21:47:152601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
12811682021-12-29 17:58:442601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
12776222021-12-22 16:52:172601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
12697102021-12-14 22:22:182601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
12656302021-12-07 21:05:372601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
12536942021-11-20 21:34:462601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
12498722021-11-13 18:44:092601:1c1:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report

All results shown
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