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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
12352802021-10-20 01:17:5938.21.187.x/24397545 (AS-NSL-261)usa (United States)yesblockedblockednoneReport
12304622021-10-12 16:10:2438.21.187.x/24397545 (AS-NSL-261)usa (United States)yesblockedblockednoneReport
12263722021-10-05 15:03:5338.21.187.x/24397545 (AS-NSL-261)usa (United States)yesblockedblockednoneReport
12216442021-09-28 02:07:5438.21.187.x/24397545 (AS-NSL-261)usa (United States)yesblockedblockednoneReport
12174282021-09-20 22:05:0038.21.187.x/24397545 (AS-NSL-261)usa (United States)yesblockedblockednoneReport
12135472021-09-13 20:36:4638.21.187.x/24397545 (AS-NSL-261)usa (United States)yesblockedblockednoneReport
12097042021-09-06 19:30:1838.21.187.x/24397545 (AS-NSL-261)usa (United States)yesblockedblockednoneReport
12056432021-08-30 09:33:2238.21.187.x/24397545 (AS-NSL-261)usa (United States)yesblockedblockednoneReport
12015712021-08-23 03:03:0638.21.187.x/24397545 (AS-NSL-261)usa (United States)yesblockedblockednoneReport

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