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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
17551552024-04-28 01:19:402600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
17514272024-04-20 19:34:522600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
17511792024-04-20 03:52:152600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
17509292024-04-19 17:42:502600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
17494922024-04-17 00:35:552600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
17490072024-04-16 02:47:402600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
17451312024-04-08 15:32:042600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
17380582024-03-25 03:28:062600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
17373002024-03-23 05:59:502600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
17366412024-03-21 22:14:242600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
17365542024-03-21 18:30:272600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
17363632024-03-21 12:11:312600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
17362572024-03-21 07:41:112600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
17362122024-03-21 04:34:162600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
17362042024-03-21 04:01:562600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
17361852024-03-21 02:49:442600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
17361552024-03-21 00:50:352600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
17361402024-03-20 23:57:422600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
17326302024-03-13 19:57:462600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
17326282024-03-13 19:47:202600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11550432021-06-04 03:06:272600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11509692021-05-28 01:59:472600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11436122021-05-15 14:33:452600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11381202021-05-06 23:40:162600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11341252021-04-29 22:33:302600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11332652021-04-28 14:35:152600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11274412021-04-21 09:21:462600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11225632021-04-13 03:49:272600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11130372021-03-28 14:02:112600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11079462021-03-20 01:02:282600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11034982021-03-12 18:51:362600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11029502021-03-11 23:06:372600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11029482021-03-11 23:04:032600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
6426742019-03-15 04:15:292600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5241162018-08-24 18:29:042600:1700:5axx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report

All results shown
Last Modified