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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
20706682025-11-30 03:17:0870.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
20670072025-11-23 14:38:3970.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
20667722025-11-23 01:23:3670.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
20626222025-11-15 14:53:4670.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
20557492025-10-29 23:31:4370.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
20532602025-10-25 15:38:4270.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
20488852025-10-18 04:09:0170.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
20488792025-10-18 03:40:1670.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
20450042025-10-11 14:01:3070.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
20424592025-10-07 01:31:2870.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
20380782025-09-29 01:56:3370.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
20313182025-09-17 02:35:3370.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
20306942025-09-16 01:47:2770.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
20279802025-09-11 01:12:1770.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
20219412025-08-31 23:17:3570.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
20218932025-08-31 19:59:3070.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
20156532025-08-19 23:35:3870.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
20156272025-08-19 22:04:4870.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
20141222025-08-17 05:52:0770.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
20136452025-08-15 20:42:5270.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
20105052025-08-10 19:28:0470.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
20062612025-08-03 02:42:0770.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
19999022025-07-22 21:39:4470.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
19994982025-07-22 08:32:0670.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
19902962025-07-05 19:39:4370.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
19834992025-06-23 23:13:3770.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
19786622025-06-15 04:38:4570.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
19782352025-06-14 01:52:1870.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
19782332025-06-14 01:45:4270.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
19782202025-06-14 00:11:5470.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
19722142025-06-03 22:04:3070.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
19669812025-05-24 15:35:3970.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
19667662025-05-24 05:30:1970.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
19647412025-05-21 02:39:5970.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesunknownunknownnoneReport
19583352025-05-11 00:15:1370.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
19540842025-05-03 03:33:2370.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
19502822025-04-26 01:55:0570.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
19502792025-04-26 01:45:5070.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
19465052025-04-18 21:08:4070.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
19422632025-04-10 09:40:1870.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
19383572025-04-03 06:32:5670.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
19344002025-03-27 00:48:0470.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
19343962025-03-27 00:31:5370.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
19320992025-03-22 20:55:1670.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
19320932025-03-22 20:19:5770.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
19279382025-03-15 07:02:4670.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
19258622025-03-11 22:31:5170.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
19239172025-03-09 00:47:5270.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
19197662025-03-01 20:31:2170.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
19156622025-02-23 07:33:1670.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
19154572025-02-22 22:29:3270.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
19115282025-02-15 21:22:0470.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
19037282025-02-01 23:43:2670.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
19001702025-01-26 14:21:1070.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
18862932024-12-30 22:23:2370.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
18823622024-12-22 13:17:1870.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
18782302024-12-15 05:40:5170.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
18742792024-12-08 04:34:0870.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
18662962024-11-24 02:10:5170.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
18622942024-11-16 21:53:4670.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
18583532024-11-09 20:47:1070.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
18542302024-11-02 02:42:5270.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
18505572024-10-26 01:36:2070.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
18466212024-10-19 00:30:0570.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
18397202024-10-06 03:12:3170.129.255.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport

All results shown
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