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
8462082020-02-22 02:21:4773.149.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
8293012020-01-24 02:28:3173.149.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
8214842020-01-10 13:27:0873.149.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
8168602020-01-01 19:46:2073.149.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
8131182019-12-24 18:36:1073.149.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
8092252019-12-17 14:07:2473.149.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
8032492019-12-08 02:58:4973.149.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
7975982019-11-28 20:59:3973.149.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
7954392019-11-25 13:01:3073.149.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
7868732019-11-12 03:29:2973.149.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
7826472019-11-05 01:58:3973.149.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
7807872019-11-01 16:16:4073.149.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
7759192019-10-24 20:20:5173.149.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
7695412019-10-15 00:30:0473.149.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
7642732019-10-06 21:01:5773.149.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
7566242019-09-24 14:06:2373.149.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
7523012019-09-17 13:00:0973.149.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
7474492019-09-09 15:39:5173.149.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
7465772019-09-08 00:37:1473.149.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
7115122019-07-08 13:13:5973.149.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
6983992019-06-14 23:18:4873.149.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
6315002019-02-26 23:06:1373.149.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
6218152019-02-10 19:14:2473.149.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport

All results shown
Last Modified