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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
12027862021-08-24 23:56:232601:18c:6xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11986732021-08-18 00:49:492601:18c:6xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11947712021-08-10 23:43:072601:18c:6xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11908502021-08-03 22:36:302601:18c:6xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11869282021-07-27 21:29:562601:18c:6xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11831602021-07-20 20:23:212601:18c:6xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11807772021-07-16 04:33:312601:18c:6xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11745192021-07-09 03:26:592601:18c:6xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11706102021-07-02 02:20:272601:18c:6xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11664332021-06-25 01:13:532601:18c:6xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11635342021-06-18 00:07:182601:18c:6xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11589302021-06-10 21:40:442601:18c:6xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11543132021-06-02 22:56:272601:18c:6xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11502052021-05-26 21:38:302601:18c:6xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11461492021-05-19 20:31:392601:18c:6xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11373352021-05-05 18:19:162601:18c:6xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11333652021-04-28 17:12:372601:18c:6xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11275892021-04-21 15:03:562601:18c:6xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11234812021-04-14 13:57:152601:18c:6xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11187912021-04-07 03:18:142601:18c:6xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11146332021-03-31 01:12:312601:18c:6xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11123362021-03-27 02:06:102601:18c:6xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11109292021-03-24 17:20:032601:18c:6xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
11109262021-03-24 17:17:352601:18c:6xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report

All results shown
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