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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
10989132021-03-05 21:58:1173.21.65.x/247922 (COMCAST-7922)usa (United States)yesunknownblockednoneReport
10988592021-03-05 20:24:2473.21.65.x/247922 (COMCAST-7922)usa (United States)yesrewrittenblockednoneReport
10988062021-03-05 18:41:5373.21.65.x/247922 (COMCAST-7922)usa (United States)yesrewrittenblockednoneReport
10975922021-03-04 00:15:2573.21.65.x/247922 (COMCAST-7922)usa (United States)yesunknownblockednoneReport
10972882021-03-03 15:52:5573.21.65.x/247922 (COMCAST-7922)usa (United States)yesrewrittenblockednoneReport
10961552021-03-02 00:38:5973.21.65.x/247922 (COMCAST-7922)usa (United States)yesrewrittenblockednoneReport
10959772021-03-01 17:51:2873.21.65.x/247922 (COMCAST-7922)usa (United States)yesunknownblockednoneReport
10954222021-03-01 00:50:3873.21.65.x/247922 (COMCAST-7922)usa (United States)yesunknownblockednoneReport
10944612021-02-27 13:21:3773.21.65.x/247922 (COMCAST-7922)usa (United States)yesunknownblockednoneReport
10943692021-02-27 12:05:5473.21.65.x/247922 (COMCAST-7922)usa (United States)yesrewrittenblockednoneReport
10931762021-02-25 13:32:5973.21.65.x/247922 (COMCAST-7922)usa (United States)yesrewrittenblockednoneReport

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