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
19145132025-02-21 01:05:322601:1c2:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
19105912025-02-13 23:58:122601:1c2:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
19072752025-02-08 01:20:202601:1c2:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
19032762025-02-01 00:12:252601:1c2:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
19005602025-01-27 10:31:522601:1c2:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
18966012025-01-20 09:24:022601:1c2:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
18926922025-01-13 08:17:152601:1c2:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
18926012025-01-13 02:20:232601:1c2:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
18890972025-01-06 01:13:252601:1c2:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
18863292024-12-31 00:33:152601:1c2:c1xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report

All results shown
Last Modified