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
21002152026-01-23 03:03:2745.30.164.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20999932026-01-22 17:14:1245.30.164.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20956292026-01-15 08:14:4445.30.164.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20955442026-01-15 02:57:1945.30.164.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20917102026-01-08 00:58:1545.30.164.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20896592026-01-05 03:31:2845.30.164.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20863382025-12-29 01:42:4445.30.164.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20863342025-12-29 01:28:0845.30.164.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20818802025-12-19 07:39:1745.30.164.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20769152025-12-11 05:22:4545.30.164.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20753402025-12-08 18:09:1245.30.164.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20713602025-12-01 13:11:1045.30.164.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20650202025-11-19 19:54:1945.30.164.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20606592025-11-12 10:52:1545.30.164.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20606572025-11-12 10:49:0145.30.164.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20566322025-10-31 12:17:3845.30.164.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport

All results shown
Last Modified