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
20707682025-11-30 06:57:10104.179.71.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20668492025-11-23 05:50:38104.179.71.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20628612025-11-16 04:44:13104.179.71.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20573902025-11-02 02:30:54104.179.71.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20535112025-10-26 01:24:23104.179.71.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20492892025-10-19 00:17:51104.179.71.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20492812025-10-18 23:36:22104.179.71.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20492732025-10-18 23:14:51104.179.71.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20492642025-10-18 22:57:10104.179.71.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20446732025-10-10 20:41:40104.179.71.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20446532025-10-10 20:00:11104.179.71.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20446312025-10-10 19:27:06104.179.71.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20441482025-10-09 21:43:09104.179.71.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20404162025-10-02 20:36:33104.179.71.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20398562025-10-01 20:30:41104.179.71.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20352642025-09-24 02:28:51104.179.71.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20312852025-09-17 01:21:40104.179.71.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20272482025-09-10 00:15:09104.179.71.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20272342025-09-09 23:33:35104.179.71.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20272262025-09-09 23:12:05104.179.71.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20272192025-09-09 23:00:31104.179.71.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
20272172025-09-09 22:58:00104.179.71.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport

All results shown
Last Modified