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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
21121432026-02-12 15:44:2847.164.26.x/245650 (FRONTIER-FRTR)usa (United States)yesblockedblockednoneReport
21072182026-02-04 15:26:0647.164.26.x/245650 (FRONTIER-FRTR)usa (United States)yesblockedblockednoneReport
21026912026-01-27 16:51:2547.164.26.x/245650 (FRONTIER-FRTR)usa (United States)yesblockedblockednoneReport
20983762026-01-20 02:58:4747.164.26.x/245650 (FRONTIER-FRTR)usa (United States)yesblockedblockednoneReport
20940472026-01-12 18:49:0147.164.26.x/245650 (FRONTIER-FRTR)usa (United States)yesblockedblockednoneReport
20900572026-01-05 16:46:0947.164.26.x/245650 (FRONTIER-FRTR)usa (United States)yesblockedblockednoneReport
20863362025-12-29 01:30:1047.164.26.x/245650 (FRONTIER-FRTR)usa (United States)yesblockedblockednoneReport
20830192025-12-21 22:31:2647.164.26.x/245650 (FRONTIER-FRTR)usa (United States)yesblockedblockednoneReport
20788312025-12-14 17:41:4147.164.26.x/245650 (FRONTIER-FRTR)usa (United States)yesblockedblockednoneReport
20746842025-12-07 16:22:0447.164.26.x/245650 (FRONTIER-FRTR)usa (United States)yesblockedblockednoneReport
20706582025-11-30 02:26:1947.164.26.x/245650 (FRONTIER-FRTR)usa (United States)yesblockedblockednoneReport
20665922025-11-22 17:14:2247.164.26.x/245650 (FRONTIER-FRTR)usa (United States)yesblockedblockednoneReport
20624252025-11-15 03:04:2347.164.26.x/245650 (FRONTIER-FRTR)usa (United States)yesblockedblockednoneReport
20567242025-10-31 15:10:4447.164.26.x/245650 (FRONTIER-FRTR)usa (United States)yesblockedblockednoneReport
20525092025-10-24 08:47:0147.164.26.x/245650 (FRONTIER-FRTR)usa (United States)yesblockedblockednoneReport
20480712025-10-16 19:25:3047.164.26.x/245650 (FRONTIER-FRTR)usa (United States)yesblockedblockednoneReport
20440592025-10-09 18:05:5047.164.26.x/245650 (FRONTIER-FRTR)usa (United States)yesblockedblockednoneReport
20408462025-10-03 18:00:4347.164.26.x/245650 (FRONTIER-FRTR)usa (United States)yesblockedblockednoneReport
20407632025-10-03 14:30:4747.164.26.x/245650 (FRONTIER-FRTR)usa (United States)yesblockedblockednoneReport
20366912025-09-26 13:11:1147.164.26.x/245650 (FRONTIER-FRTR)usa (United States)yesblockedblockednoneReport
20326082025-09-19 02:06:5747.164.26.x/245650 (FRONTIER-FRTR)usa (United States)yesblockedblockednoneReport
20284252025-09-11 15:54:1947.164.26.x/245650 (FRONTIER-FRTR)usa (United States)yesblockedblockednoneReport
20257682025-09-07 15:51:3347.164.26.x/245650 (FRONTIER-FRTR)usa (United States)yesblockedblockednoneReport

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