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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
16771042023-11-25 02:36:282601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16720972023-11-15 21:08:532601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16679732023-11-08 05:14:172601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16642272023-11-01 04:07:412601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16604102023-10-25 03:01:002601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16566922023-10-18 01:54:172601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16528082023-10-11 00:47:352601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16491432023-10-03 23:40:492601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16456482023-09-26 22:34:102601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16412842023-09-19 03:25:352601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16374062023-09-12 02:17:412601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16338892023-09-05 01:11:032601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16302762023-08-28 22:36:232601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16228342023-08-15 13:58:422601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16189432023-08-08 12:52:112601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16152692023-08-01 08:31:252601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16150572023-07-31 21:23:232601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16083782023-07-18 12:58:392601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
16044802023-07-11 11:35:572601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15967562023-06-26 23:48:042601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15931642023-06-19 22:41:332601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15872352023-06-07 19:38:562601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15836162023-05-31 18:32:222601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15776722023-05-20 18:12:432601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15741502023-05-13 17:06:072601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15705232023-05-06 15:59:332601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15670752023-04-29 09:35:232601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15635412023-04-22 08:28:522601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15600222023-04-15 07:22:162601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15562792023-04-08 06:15:442601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15526982023-04-01 05:09:062601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15490652023-03-25 04:02:262601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15452272023-03-18 02:55:542601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15411252023-03-11 01:49:192601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15373192023-03-04 00:42:462601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15334712023-02-24 23:36:092601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15334672023-02-24 23:25:182601:49:43xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report

All results shown
Last Modified