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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
17701582024-05-27 20:09:562601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17663482024-05-20 19:03:142601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17628072024-05-13 17:56:312601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17592582024-05-06 16:49:392601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17558852024-04-29 15:42:532601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17519752024-04-22 07:43:312601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17485142024-04-15 06:36:572601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17449002024-04-08 04:10:222601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17413112024-04-01 03:03:462601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17380382024-03-25 01:57:102601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17346042024-03-18 00:50:342601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17311632024-03-10 23:43:562601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17308272024-03-10 03:34:112601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report

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