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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
20505132025-10-21 00:06:2165.58.242.x/243356 (LEVEL3)usa (United States)yesunknownunknownnoneReport
20485862025-10-17 16:16:4065.58.242.x/243356 (LEVEL3)usa (United States)yesunknownunknownnoneReport
20446472025-10-10 19:48:3565.58.242.x/243356 (LEVEL3)usa (United States)yesunknownunknownnoneReport
20440282025-10-09 17:16:0265.58.242.x/243356 (LEVEL3)usa (United States)yesunknownunknownnoneReport
20435822025-10-08 23:47:4065.58.242.x/243356 (LEVEL3)usa (United States)yesunknownunknownnoneReport
20422422025-10-06 18:21:0665.58.242.x/243356 (LEVEL3)usa (United States)yesunknownunknownnoneReport
20421712025-10-06 16:13:1965.58.242.x/243356 (LEVEL3)usa (United States)yesunknownunknownnoneReport
20408622025-10-03 18:42:0165.58.242.x/243356 (LEVEL3)usa (United States)yesunknownunknownnoneReport
20385662025-09-29 18:52:2065.58.242.x/243356 (LEVEL3)usa (United States)yesunknownunknownnoneReport
20361832025-09-25 16:20:0165.58.242.x/243356 (LEVEL3)usa (United States)yesunknownunknownnoneReport
20356352025-09-24 17:30:3765.58.242.x/243356 (LEVEL3)usa (United States)yesunknownunknownnoneReport
20343392025-09-22 17:03:3965.58.242.x/243356 (LEVEL3)usa (United States)yesunknownunknownnoneReport
20303552025-09-15 16:04:3565.58.242.x/243356 (LEVEL3)usa (United States)yesunknownunknownnoneReport
20278732025-09-10 20:51:1465.58.242.x/243356 (LEVEL3)usa (United States)yesunknownunknownnoneReport
20270172025-09-09 16:12:1465.58.242.x/243356 (LEVEL3)usa (United States)yesunknownunknownnoneReport
20242782025-09-04 16:02:0965.58.242.x/243356 (LEVEL3)usa (United States)yesunknownunknownnoneReport
20208962025-08-29 16:09:3065.58.242.x/243356 (LEVEL3)usa (United States)yesunknownunknownnoneReport
20185092025-08-25 15:57:2165.58.242.x/243356 (LEVEL3)usa (United States)yesunknownunknownnoneReport

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