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
1680292017-03-20 02:27:0771.231.189.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1635832017-03-13 01:11:4271.231.189.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1633442017-03-12 14:27:2471.231.189.x/247922 (COMCAST-7922)usa (United States)yesrewrittenrewrittennoneReport
1591812017-03-05 13:11:5371.231.189.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1548972017-02-26 11:56:3271.231.189.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1496452017-02-19 10:41:1671.231.189.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1452532017-02-12 09:25:5471.231.189.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1406822017-02-05 08:10:3071.231.189.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1360292017-01-29 06:55:0071.231.189.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1294062017-01-15 03:24:4171.231.189.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1248432017-01-08 02:09:2671.231.189.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1209762017-01-01 00:54:0371.231.189.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1173522016-12-24 23:38:3471.231.189.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1133942016-12-17 22:23:1171.231.189.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1085092016-12-10 21:07:4971.231.189.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1040742016-12-03 19:52:2471.231.189.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
995232016-11-26 18:36:5671.231.189.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
952792016-11-19 17:21:3471.231.189.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
901262016-11-12 16:06:0771.231.189.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
737612016-09-29 21:15:2271.231.189.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
721672016-09-25 21:36:2371.231.189.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport

All results shown
Last Modified