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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
2900052017-08-04 21:47:212601:2c3:4xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2841622017-07-28 05:29:502601:2c3:4xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2782922017-07-20 21:06:062601:2c3:4xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2723922017-07-13 19:50:092601:2c3:4xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2666342017-07-06 18:27:302601:2c3:4xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2610382017-06-30 04:05:222601:2c3:4xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2609782017-06-30 01:49:382601:2c3:4xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2455182017-06-12 07:54:022601:2c3:4xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2396172017-06-05 06:35:362601:2c3:4xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
2393402017-06-04 19:56:222601:2c3:4xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2316382017-05-26 23:44:062601:2c3:4xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2244482017-05-19 04:21:412601:2c3:4xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2173882017-05-12 03:04:332601:2c3:4xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2171252017-05-11 19:49:342601:2c3:4xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2088662017-05-04 02:22:302601:2c3:4xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
1917072017-04-18 05:00:312601:2c3:4xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
1849232017-04-11 03:44:462601:2c3:4xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
1753942017-03-29 20:44:092601:2c3:4xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
1698612017-03-22 17:47:452601:2c3:4xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report

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