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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
4157412018-02-23 16:45:492600:1700:40xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4144232018-02-21 13:37:022600:1700:40xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4128332018-02-18 23:45:152600:1700:40xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4092772018-02-12 21:44:382600:1700:40xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4086592018-02-11 22:21:072600:1700:40xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4080982018-02-10 21:30:082600:1700:40xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4080612018-02-10 20:02:202600:1700:40xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4048952018-02-05 14:04:152600:1700:40xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4008262018-01-30 02:05:552600:1700:40xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4006872018-01-29 19:46:522600:1700:40xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
3957472018-01-22 02:55:062600:1700:40xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
3953412018-01-21 08:23:452600:1700:40xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
3938702018-01-18 21:16:592600:1700:40xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
3927772018-01-17 13:40:552600:1700:40xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
3872442018-01-08 20:45:172600:1700:40xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
3872432018-01-08 20:39:132600:1700:40xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
3828162018-01-01 13:46:272600:1700:40xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
3786512017-12-24 06:19:222600:1700:40xx::/406939 (HURRICANE)usa (United States)noblockedblocked/64Report
3744982017-12-17 06:03:582600:1700:40xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
3697952017-12-10 06:04:172600:1700:40xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
3696922017-12-10 02:15:472600:1700:40xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
3593902017-11-23 22:17:442600:1700:40xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
3551302017-11-16 16:47:222600:1700:40xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
3490982017-11-07 09:01:572600:1700:40xx::/406939 (HURRICANE)usa (United States)noblockedblocked/64Report
3490512017-11-07 07:36:282600:1700:40xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
3451012017-10-31 21:44:272600:1700:40xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
3411102017-10-25 06:46:512600:1700:40xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report

All results shown
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