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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
17483442024-04-14 19:11:052601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
17447432024-04-07 18:04:272601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17411562024-03-31 16:57:452601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17378622024-03-24 15:51:062601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/80Report
17344542024-03-17 14:44:262601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17309792024-03-10 13:37:482601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/96Report
17273362024-03-03 12:31:042601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17237202024-02-25 11:24:262601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
17202122024-02-18 10:17:492601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17168652024-02-11 09:11:082601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/80Report
17132112024-02-04 08:04:242601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
17096542024-01-28 06:57:462601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/80Report
17061382024-01-21 05:41:002601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
17025222024-01-14 04:34:232601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16988052024-01-07 03:27:392601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16954232023-12-31 02:21:022601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16886332023-12-17 00:08:352601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/96Report
16849152023-12-09 23:01:502601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
16811382023-12-02 21:55:192601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16773252023-11-25 13:55:342601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16734842023-11-18 12:48:512601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
16698152023-11-11 11:42:112601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/80Report
16660392023-11-04 10:35:332601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16622412023-10-28 09:28:382601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/96Report
16584702023-10-21 08:21:562601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/88Report
16547482023-10-14 07:15:172601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16508692023-10-07 06:08:292601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16475262023-09-30 05:01:372601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/80Report
16438072023-09-23 03:54:582601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/80Report
16398382023-09-16 01:32:492601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16360382023-09-09 00:26:132601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
16325372023-09-01 23:19:322601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16287312023-08-25 22:12:552601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/96Report
16248832023-08-18 21:06:152601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16209712023-08-11 19:59:462601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16172262023-08-04 18:24:072601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/80Report
16132372023-07-28 05:52:542601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16081942023-07-18 05:54:532601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
16042972023-07-11 04:48:202601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16004472023-07-04 03:41:502601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
15960592023-06-25 14:05:572601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/96Report
15921472023-06-17 15:19:112601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
15867942023-06-07 00:19:162601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15831542023-05-30 23:12:352601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/96Report
15794402023-05-23 22:05:562601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15751852023-05-16 01:39:142601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/88Report
15715832023-05-09 00:32:422601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15680292023-05-01 23:26:072601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15648142023-04-24 22:19:292601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15612272023-04-17 21:12:512601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/80Report
15575582023-04-10 20:06:152601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/88Report
15538912023-04-03 18:06:552601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
15538692023-04-03 17:35:112601:441:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/80Report

All results shown
Last Modified