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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
6855182019-05-24 00:41:342601:1c1:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
6812122019-05-16 22:06:342601:1c1:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
6780232019-05-12 02:12:502601:1c1:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
6739092019-05-05 00:44:072601:1c1:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
1927662017-04-19 03:33:092601:1c1:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
1927042017-04-19 01:30:092601:1c1:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/80Report
1794332017-04-04 04:06:552601:1c1:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1739622017-03-28 05:06:152601:1c1:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report

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