Logo

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
9688622020-09-02 19:55:502600:1700:71xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
9686012020-09-02 17:06:562600:1700:71xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
9678742020-09-02 14:18:542600:1700:71xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
9668162020-09-01 14:24:342600:1700:71xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
9659502020-08-31 17:41:162600:1700:71xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
9657282020-08-31 15:18:332600:1700:71xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
9657082020-08-31 14:48:172600:1700:71xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
9653042020-08-31 00:00:112600:1700:71xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
9640062020-08-28 16:40:252600:1700:71xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
9639382020-08-28 15:07:492600:1700:71xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
9638612020-08-28 13:32:172600:1700:71xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report

All results shown
Last Modified