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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
9652142020-08-30 19:22:472601:643:88xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
9589202020-08-23 18:16:042601:643:88xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/104Report
9510432020-08-16 17:09:142601:643:88xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/104Report
9452202020-08-09 16:02:242601:643:88xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/104Report
9400352020-08-02 06:09:402601:643:88xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
9340132020-07-26 05:03:012601:643:88xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/96Report
9303032020-07-19 06:22:422601:643:88xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/104Report
9267592020-07-12 04:38:372601:643:88xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
9231452020-07-05 03:31:572601:643:88xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/80Report
9194862020-06-28 01:42:392601:643:88xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/96Report
9157012020-06-21 00:35:532601:643:88xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/104Report
9116432020-06-13 23:29:152601:643:88xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/104Report
9075642020-06-06 22:22:332601:643:88xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/104Report
9038372020-05-30 21:15:472601:643:88xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/80Report
8997522020-05-23 20:09:082601:643:88xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/96Report
8958492020-05-16 19:02:282601:643:88xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/104Report
8920432020-05-09 17:55:482601:643:88xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8881172020-05-02 14:53:542601:643:88xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
8839492020-04-25 05:06:592601:643:88xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8800242020-04-18 04:00:172601:643:88xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/104Report
8761332020-04-11 02:53:342601:643:88xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8720392020-04-03 23:53:482601:643:88xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8680282020-03-27 15:10:092601:643:88xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/96Report
8640142020-03-20 07:00:232601:643:88xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/96Report
8600582020-03-13 03:53:462601:643:88xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/96Report
8559762020-03-06 02:47:022601:643:88xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/104Report

All results shown
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