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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
9312112020-07-21 05:31:132603:300a:14xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
9309792020-07-20 18:02:212603:300a:14xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
9274582020-07-13 16:55:262603:300a:14xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
9234492020-07-05 22:45:332603:300a:14xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
9198072020-06-28 21:38:422603:300a:14xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
9160192020-06-21 20:31:492603:300a:14xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
9119712020-06-14 19:24:562603:300a:14xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
9079042020-06-07 18:18:022603:300a:14xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
9039372020-05-31 04:04:272603:300a:14xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
9039342020-05-31 03:51:482603:300a:14xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
9011472020-05-26 19:28:492603:300a:14xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
8975632020-05-19 18:21:532603:300a:14xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
8936972020-05-12 17:14:512603:300a:14xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
8910822020-05-07 18:28:392603:300a:14xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
8887032020-05-03 22:35:332603:300a:14xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
8847822020-04-26 21:28:422603:300a:14xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
8808052020-04-19 20:21:452603:300a:14xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
8768392020-04-12 19:14:472603:300a:14xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
8728712020-04-05 18:07:502603:300a:14xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
8689352020-03-29 17:00:522603:300a:14xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
8648332020-03-21 20:55:102603:300a:14xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
8648272020-03-21 20:42:332603:300a:14xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
8609072020-03-14 18:41:292603:300a:14xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
8608762020-03-14 17:06:392603:300a:14xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
8564832020-03-06 22:13:592603:300a:14xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
8538882020-03-02 21:39:022603:300a:14xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
8538282020-03-02 20:56:162603:300a:14xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
8538022020-03-02 20:33:312603:300a:14xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
8537882020-03-02 20:20:452603:300a:14xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
8456432020-02-21 03:57:092603:300a:14xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
8402332020-02-12 06:55:262603:300a:14xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report

All results shown
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