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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
12846952022-01-04 01:33:1099.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesrewrittenrewrittennoneReport
12844712022-01-03 16:00:5399.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesrewrittenrewrittennoneReport
12811422021-12-29 16:46:1499.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesrewrittenrewrittennoneReport
12802282021-12-28 00:10:2699.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesrewrittenrewrittennoneReport
12800352021-12-27 16:28:4199.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesrewrittenrewrittennoneReport
12796012021-12-26 21:11:3699.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
12795882021-12-26 20:47:2999.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesrewrittenrewrittennoneReport
12795602021-12-26 19:40:1799.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesrewrittenrewrittennoneReport
12795362021-12-26 18:36:5499.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesrewrittenrewrittennoneReport
12795322021-12-26 18:26:0799.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
12795222021-12-26 17:56:1399.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesrewrittenrewrittennoneReport
12791462021-12-25 19:27:2399.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesrewrittenrewrittennoneReport
12789562021-12-25 06:43:2099.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesrewrittenrewrittennoneReport
12788982021-12-25 00:32:1799.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesrewrittenrewrittennoneReport
12788832021-12-24 23:45:0299.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesrewrittenrewrittennoneReport
12788772021-12-24 23:28:0599.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesrewrittenrewrittennoneReport
12788512021-12-24 22:04:4199.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesrewrittenrewrittennoneReport
12637122021-12-04 15:08:4099.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesrewrittenrewrittennoneReport
12637062021-12-04 14:54:4099.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
12569582021-11-26 15:37:0199.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
12569532021-11-26 15:26:1199.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
12536932021-11-20 21:33:0399.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
12536822021-11-20 20:47:0899.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
12535292021-11-20 14:17:1599.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesrewrittenrewrittennoneReport
12522352021-11-18 02:49:1199.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
12519742021-11-17 15:43:1099.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
12501842021-11-14 13:57:1499.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
12457112021-11-06 15:39:3299.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
12456802021-11-06 14:15:1999.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
12422762021-10-31 13:54:0199.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
12418522021-10-30 14:31:0299.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesrewrittenrewrittennoneReport
12418442021-10-30 14:18:5399.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
12374182021-10-23 13:44:0199.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
12337582021-10-17 16:24:0499.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
12337442021-10-17 15:56:5099.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
12337322021-10-17 15:39:4799.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
12337232021-10-17 15:00:4099.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
12293432021-10-10 20:19:2899.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
12289862021-10-10 02:29:0599.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
12246512021-10-02 15:57:0499.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
12245892021-10-02 13:52:5699.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesrewrittenrewrittennoneReport
12090992021-09-05 13:40:2599.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
12086782021-09-04 13:44:5299.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
12086752021-09-04 13:31:2699.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
12053742021-08-29 18:45:4699.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
12008132021-08-21 17:21:0399.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
12007502021-08-21 14:39:0999.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
12007392021-08-21 14:14:5699.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11975292021-08-16 04:57:4999.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11971972021-08-15 13:54:0699.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11971952021-08-15 13:46:0999.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11932392021-08-08 13:45:0099.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11930052021-08-07 23:59:0699.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11928162021-08-07 13:59:4999.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11891012021-07-31 20:11:2799.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11876322021-07-29 05:10:0399.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11857302021-07-25 19:56:5399.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11857252021-07-25 19:50:5799.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11857072021-07-25 18:39:4099.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11856502021-07-25 15:47:0899.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11856442021-07-25 15:35:1499.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11856072021-07-25 14:26:3299.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesrewrittenrewrittennoneReport
11855932021-07-25 13:46:1099.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesrewrittenrewrittennoneReport
11716952021-07-04 03:22:4799.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11716912021-07-04 03:10:5599.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11716882021-07-04 02:55:0199.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11716852021-07-04 02:46:4599.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11716612021-07-04 00:30:3599.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11672532021-06-26 14:05:3899.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11670922021-06-26 04:42:0599.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11644262021-06-19 16:38:2599.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11603032021-06-13 15:57:1099.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11602722021-06-13 14:49:2499.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesrewrittenrewrittennoneReport
11602632021-06-13 14:20:1499.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11584932021-06-10 04:23:0999.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesrewrittenrewrittennoneReport
11578682021-06-09 05:10:0299.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11578532021-06-09 04:36:2999.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesrewrittenrewrittennoneReport
11563102021-06-06 14:01:3699.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11527052021-05-31 13:48:2499.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11527002021-05-31 13:42:3199.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11503252021-05-27 02:31:5999.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11492172021-05-25 13:25:1799.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11489882021-05-25 04:49:2799.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11489602021-05-25 02:42:5299.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11481242021-05-23 15:24:0399.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11480992021-05-23 14:03:1699.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11449282021-05-18 04:45:1199.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11435942021-05-15 13:46:4699.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11434222021-05-15 05:32:3699.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11391282021-05-08 13:55:3299.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11350902021-05-01 20:35:0599.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11348062021-05-01 04:34:3299.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11294382021-04-24 13:18:4999.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11273292021-04-21 05:42:3499.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11252402021-04-17 13:57:0499.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11169082021-04-03 18:45:3199.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11168002021-04-03 13:15:0699.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11166742021-04-03 04:55:3299.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11128032021-03-28 01:56:0399.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport
11087772021-03-21 13:29:5499.21.66.x/247018 (ATT-INTERNET4)usa (United States)yesunknownrewrittennoneReport

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