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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
18399392024-10-06 13:27:052a02:a213:20xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/72Report
18361442024-09-29 07:44:002a02:a213:20xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/96Report
18321792024-09-21 12:24:172a02:a213:20xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/88Report
17995412024-07-19 07:43:222a02:a213:20xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/112Report
17727292024-06-01 07:23:502a02:a213:20xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/112Report
17671502024-05-22 06:51:342a02:a213:20xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/64Report
17485162024-04-15 06:44:252a02:a213:20xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/112Report
17445822024-04-07 09:54:042a02:a213:20xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/72Report
16814352023-12-03 17:50:262a02:a213:20xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/112Report
16495862023-10-04 19:28:472a02:a213:20xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/112Report
16475862023-09-30 08:33:232a02:a213:20xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/80Report

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