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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
18641882024-11-20 05:58:222601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
18601252024-11-13 04:51:502601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
18563642024-11-06 03:45:152601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
18523502024-10-30 02:38:472601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
18487842024-10-23 01:32:102601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
18448582024-10-16 00:25:322601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
18412962024-10-08 23:18:542601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
18376062024-10-01 22:12:112601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
18338692024-09-24 21:05:342601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
18302412024-09-17 19:58:552601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
18265742024-09-10 18:52:062601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
18228312024-09-03 17:45:252601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
18191882024-08-27 15:16:572601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
18156732024-08-20 14:10:112601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
18119732024-08-13 08:23:542601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
18083962024-08-06 07:17:052601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
18047532024-07-30 06:10:242601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
18013752024-07-23 05:03:262601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17975382024-07-16 03:56:372601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17935812024-07-09 02:50:032601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17898392024-07-02 01:43:212601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17859052024-06-25 00:36:252601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17819522024-06-17 23:29:452601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17779052024-06-10 22:23:102601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17739582024-06-03 21:16:362601:14b:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
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

All results shown
Last Modified