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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
16859112023-12-12 01:49:242001:1c02:30xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/64Report
16606952023-10-25 14:37:222001:1c02:30xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/64Report
16532652023-10-11 15:24:222001:1c02:30xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/64Report
16489322023-10-03 16:36:522001:1c02:30xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/64Report
16446852023-09-25 09:03:482001:1c02:30xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/64Report
16413602023-09-19 07:43:092001:1c02:30xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/64Report
16369452023-09-11 08:31:442001:1c02:30xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/64Report

All results shown
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