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
16922602023-12-24 02:14:002600:1700:46xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
16886472023-12-17 01:07:282600:1700:46xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
16775492023-11-26 05:17:162600:1700:46xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
16742192023-11-20 07:33:082600:1700:46xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
16704822023-11-13 06:26:382600:1700:46xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
16511352023-10-07 21:22:302600:1700:46xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
16480342023-10-02 03:12:242600:1700:46xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
9979982020-10-08 18:36:572600:1700:46xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
9927792020-10-01 17:30:012600:1700:46xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
9884252020-09-24 16:23:122600:1700:46xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
9838252020-09-17 15:16:152600:1700:46xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
9643722020-08-29 08:01:132600:1700:46xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
9590822020-08-23 22:50:582600:1700:46xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
9590812020-08-23 22:48:582600:1700:46xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
9551822020-08-20 15:42:142600:1700:46xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report

All results shown
Last Modified