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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
16215412023-08-13 05:58:282600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
15022562022-12-29 23:20:452600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
14993892022-12-24 08:31:512600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
14301682022-08-30 05:49:172600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
14119252022-08-03 21:29:262600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
13965042022-07-07 05:52:072600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
13753652022-06-03 23:33:212600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
13713802022-05-27 10:34:302600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
13663622022-05-18 01:31:362600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
13616732022-05-11 00:24:222600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
13574992022-05-03 22:15:182600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
13500942022-04-18 07:54:392600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
13409922022-04-04 05:41:092600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
13305682022-03-21 01:47:162600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
13244732022-03-14 00:21:382600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
13205802022-03-06 23:14:552600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
13168282022-02-27 22:07:592600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
13079672022-02-13 12:50:362600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
13023412022-02-06 09:19:362600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
12985142022-01-30 08:12:562600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
12948392022-01-23 07:06:012600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
12910782022-01-16 05:58:582600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
12873042022-01-09 04:52:032600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
12832352022-01-02 02:05:402600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
12792212021-12-26 00:58:122600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
12678992021-12-11 18:45:362600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
12636662021-12-04 12:33:542600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
12575332021-11-27 09:47:152600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
12534362021-11-20 08:40:302600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
12496472021-11-13 07:33:302600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
12455302021-11-06 06:27:012600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
12417072021-10-30 05:20:032600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
12372482021-10-23 04:12:592600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
12329502021-10-16 03:06:132600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
12285242021-10-09 01:59:092600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
12243562021-10-02 00:52:342600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
12198852021-09-24 23:45:232600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
12159882021-09-17 22:38:242600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
12120912021-09-10 21:31:282600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
12083862021-09-03 20:18:542600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
12043602021-08-27 13:43:242600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
12000622021-08-20 12:36:202600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11991932021-08-18 21:13:062600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11952852021-08-11 19:50:472600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)nounknownunknownnoneReport
11911422021-08-04 12:35:492600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11871932021-07-28 11:28:462600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11834292021-07-21 10:17:352600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11793172021-07-14 07:22:172600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11733492021-07-07 06:15:092600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11720012021-07-04 19:34:462600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11692982021-06-30 05:09:012600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11663602021-06-23 03:59:442600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11623662021-06-16 02:52:462600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11577782021-06-09 01:45:492600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11536972021-06-02 00:38:522600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11495172021-05-25 22:08:282600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11450802021-05-18 10:03:362600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11406362021-05-11 06:14:042600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11363722021-05-04 05:07:142600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11352452021-05-02 06:21:212600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11297362021-04-25 04:34:542600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11213542021-04-11 02:22:162600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11200862021-04-08 20:37:422600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11154322021-04-01 02:57:212600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11111362021-03-25 01:50:232600:1700:31xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report

All results shown
Last Modified