Logo

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
4363842018-03-29 20:37:112601:442:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
4334812018-03-25 01:47:112601:442:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
4196742018-03-02 05:42:272601:442:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
4154152018-02-23 04:35:492601:442:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
4113662018-02-16 03:29:182601:442:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3656502017-12-04 02:10:382601:442:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3602642017-11-25 17:22:452601:442:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3515212017-11-11 05:25:372601:442:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3379752017-10-20 03:46:392601:442:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report

All results shown
Last Modified