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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
16934452023-12-27 04:05:282600:1700:8xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
16929422023-12-26 01:20:552600:1700:8xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4629612018-05-10 20:08:142600:1700:8xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4575142018-05-03 00:48:482600:1700:8xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4517162018-04-24 00:54:412600:1700:8xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4414782018-04-07 13:25:362600:1700:8xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4332292018-03-24 13:11:282600:1700:8xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4310122018-03-21 01:25:312600:1700:8xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4060692018-02-07 12:59:522600:1700:8xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
3962542018-01-22 23:46:122600:1700:8xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report

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