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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
15470432023-03-21 16:21:052601:c5:42xx::/407922 (COMCAST-7922)usa (United States)noblockedrewritten/64Report
15429982023-03-14 15:14:312601:c5:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/80Report
15391262023-03-07 14:07:332601:c5:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
15351902023-02-28 13:01:112601:c5:42xx::/407922 (COMCAST-7922)usa (United States)noblockedrewritten/96Report
15314282023-02-21 11:53:322601:c5:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/80Report
15272782023-02-14 04:59:312601:c5:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/80Report
15231512023-02-07 03:51:442601:c5:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15208642023-02-03 01:21:332601:c5:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
15168562023-01-27 00:13:472601:c5:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
15156562023-01-25 02:04:002601:c5:42xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/96Report
15131102023-01-18 00:56:342601:c5:42xx::/407922 (COMCAST-7922)usa (United States)noblockedrewritten/64Report

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