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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
19548642025-05-04 23:34:162601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
19435342025-04-12 21:57:552601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
19390222025-04-04 09:23:232601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
19319922025-03-22 14:21:502601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
19265662025-03-12 22:28:352601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
19203492025-03-02 22:58:422601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/96Report
19125962025-02-17 22:29:252601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
19087372025-02-10 21:21:052601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/104Report
19008902025-01-27 21:36:272601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/88Report
18994152025-01-24 22:36:512601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/96Report
18942082025-01-15 21:34:112601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
18901542025-01-07 20:53:442601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/80Report
18838852024-12-26 00:26:312601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
18797402024-12-17 19:45:102601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
18747142024-12-08 23:10:242601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
18706902024-12-01 19:33:392601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/80Report
18662982024-11-24 02:23:452601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
18513822024-10-27 19:51:382601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/80Report
18327082024-09-22 21:11:132601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
17891022024-06-30 19:08:432601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/80Report
17691442024-05-25 20:41:372601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/88Report
17620362024-05-12 00:06:332601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/80Report
17522052024-04-22 17:57:012601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17483992024-04-14 21:39:242601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/88Report
17447452024-04-07 18:05:422601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17411572024-03-31 16:58:302601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17375402024-03-23 19:39:462601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17375022024-03-23 17:37:222601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/80Report
17131112024-02-04 01:22:312601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17094852024-01-27 19:44:572601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/104Report
17094822024-01-27 19:31:562601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17024432024-01-13 23:02:272601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17024272024-01-13 21:49:122601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16947282023-12-29 18:31:242601:58b:48xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report

All results shown
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