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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
5837622018-12-06 06:49:512601:981:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5797692018-11-29 05:42:112601:981:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5719532018-11-15 02:00:022601:981:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5674682018-11-08 00:52:582601:981:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5650612018-11-03 18:53:412601:981:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5623982018-10-30 04:49:182601:981:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5583872018-10-23 03:41:412601:981:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5541112018-10-16 02:34:012601:981:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5496022018-10-09 01:26:562601:981:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5488362018-10-07 23:57:242601:981:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5459222018-10-02 14:31:462601:981:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5310882018-09-06 12:21:112601:981:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5299402018-09-04 15:57:522601:981:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5285332018-09-01 20:22:162601:981:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5246052018-08-25 19:14:462601:981:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5219772018-08-21 02:33:402601:981:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5182382018-08-14 01:26:002601:981:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5141752018-08-07 00:18:332601:981:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5131392018-08-04 19:57:022601:981:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5093152018-07-28 18:49:342601:981:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5061652018-07-22 23:08:492601:981:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5022532018-07-15 22:02:242601:981:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
4980392018-07-08 20:55:552601:981:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
4957982018-07-04 13:53:092601:981:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
4917332018-06-27 12:46:332601:981:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
4876472018-06-20 11:39:312601:981:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
4836352018-06-13 10:31:532601:981:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
4795332018-06-06 09:24:162601:981:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
4752662018-05-30 08:16:392601:981:c2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report

All results shown
Last Modified