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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
15206782023-02-02 18:02:2176.23.121.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
15206632023-02-02 17:37:2076.23.121.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
15206582023-02-02 17:22:2176.23.121.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
15188982023-01-30 23:03:2176.23.121.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
15188912023-01-30 22:48:2276.23.121.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
15188002023-01-30 18:32:5676.23.121.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
15102122023-01-13 00:04:5576.23.121.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
15101892023-01-12 23:19:5476.23.121.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
15101762023-01-12 22:54:5176.23.121.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
15101682023-01-12 22:39:5776.23.121.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
15095242023-01-12 01:48:0476.23.121.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
15095052023-01-12 01:03:3276.23.121.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
15094972023-01-12 00:37:3576.23.121.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
15094922023-01-12 00:22:2676.23.121.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
14988142022-12-23 05:30:4576.23.121.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
14954862022-12-16 17:46:0576.23.121.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport

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