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
2689172017-07-10 02:19:2468.39.155.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2628322017-07-02 07:11:4768.39.155.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2568042017-06-25 06:04:5768.39.155.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2509342017-06-18 04:57:3768.39.155.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2447042017-06-11 03:50:5568.39.155.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2371472017-06-02 04:02:4368.39.155.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2370732017-06-02 01:39:5868.39.155.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2370552017-06-02 01:10:4868.39.155.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2343032017-05-30 03:38:1968.39.155.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2279782017-05-23 02:24:5968.39.155.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2172262017-05-11 22:39:4068.39.155.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
2054192017-05-01 04:00:1868.39.155.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1975772017-04-23 21:49:2268.39.155.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1975602017-04-23 21:01:2268.39.155.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1819942017-04-07 04:41:5068.39.155.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1739012017-03-28 03:11:3168.39.155.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1675472017-03-19 03:22:2468.39.155.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
1630812017-03-12 02:15:4468.39.155.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport

All results shown
Last Modified