Logo

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
7636572019-10-05 15:59:142601:600:1xx::/4033650 (COMCAST-33650)usa (United States)noblockedblocked/64Report
7636502019-10-05 15:38:172601:600:1xx::/4033650 (COMCAST-33650)usa (United States)noblockedblocked/64Report
7636382019-10-05 15:19:062601:600:1xx::/4033650 (COMCAST-33650)usa (United States)noblockedblocked/64Report
4921092018-06-28 00:27:392601:600:1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
4478122018-04-17 19:04:222601:600:1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3663432017-12-05 00:52:272601:600:1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3638862017-12-01 04:32:092601:600:1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3571412017-11-20 03:28:232601:600:1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3560022017-11-18 00:23:362601:600:1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3439442017-10-30 02:22:492601:600:1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3337992017-10-13 13:38:472601:600:1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3337512017-10-13 11:40:432601:600:1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3337172017-10-13 09:38:062601:600:1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3336632017-10-13 07:55:522601:600:1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3305902017-10-08 18:56:392601:600:1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3254352017-09-29 01:09:422601:600:1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3253812017-09-28 22:46:502601:600:1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3247362017-09-27 23:49:382601:600:1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3172002017-09-15 21:56:502601:600:1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3060012017-08-29 16:02:002601:600:1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3059312017-08-29 13:59:222601:600:1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3055322017-08-28 23:28:422601:600:1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3054932017-08-28 21:36:142601:600:1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2791802017-07-22 00:23:222601:600:1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2714502017-07-12 19:32:032601:600:1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2423962017-06-08 05:23:432601:600:1xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
2174082017-05-12 03:30:152601:600:1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2145272017-05-09 15:37:352601:600:1xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1175272016-12-25 07:18:202601:600:1xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport

All results shown
Last Modified