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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
20007322025-07-24 07:48:3464.4.220.x/24200040usa (United States)yesblockedblockednoneReport
19968052025-07-17 06:40:5864.4.220.x/24200040usa (United States)yesblockedblockednoneReport
19928142025-07-10 05:33:3964.4.220.x/24200040usa (United States)yesblockedblockednoneReport
19889212025-07-03 04:26:1364.4.220.x/24200040usa (United States)yesblockedblockednoneReport
19848512025-06-26 03:18:1264.4.220.x/24200040usa (United States)yesblockedblockednoneReport
19810662025-06-19 02:10:1164.4.220.x/24200040usa (United States)yesblockedblockednoneReport
19769882025-06-12 01:02:4164.4.220.x/24200040usa (United States)yesblockedblockednoneReport
19729462025-06-04 23:55:0164.4.220.x/24200040usa (United States)yesblockedblockednoneReport
19696692025-05-28 22:47:1164.4.220.x/24200040usa (United States)yesblockedblockednoneReport
19652902025-05-21 21:39:0564.4.220.x/24200040usa (United States)yesblockedblockednoneReport
19610082025-05-14 20:30:5664.4.220.x/24200040usa (United States)yesblockedblockednoneReport
19564762025-05-07 19:23:2364.4.220.x/24200040usa (United States)yesblockedblockednoneReport
19528202025-04-30 18:15:2864.4.220.x/24200040usa (United States)yesblockedblockednoneReport

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