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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
20015882025-07-25 16:45:32109.171.16.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18913092025-01-10 05:55:2491.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18909002025-01-09 12:09:5291.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18844792024-12-27 04:32:3791.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18844732024-12-27 04:08:2591.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18841642024-12-26 14:52:2691.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18839492024-12-26 04:33:2991.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18835732024-12-25 03:34:1891.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18831632024-12-24 05:04:5891.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18826672024-12-23 08:43:4791.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18825732024-12-23 02:25:3891.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18821262024-12-22 05:11:5491.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18817502024-12-21 04:46:1291.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18805942024-12-19 07:23:1591.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18800442024-12-18 11:01:1891.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18799032024-12-18 03:13:1291.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18793942024-12-17 08:05:1791.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18789392024-12-16 12:30:5591.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18788742024-12-16 10:18:1491.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18782132024-12-15 05:16:3591.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18778482024-12-14 05:02:1491.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18777942024-12-14 00:24:3391.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18773472024-12-13 06:44:3591.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18768072024-12-12 11:43:2891.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18766702024-12-12 04:30:0891.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18760752024-12-11 04:42:4991.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18754802024-12-10 08:24:0691.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18748862024-12-09 08:42:5691.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18747982024-12-09 02:34:5891.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18743002024-12-08 05:31:2191.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18738402024-12-07 05:10:5791.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18734402024-12-06 12:48:2091.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18733902024-12-06 11:06:3391.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18732572024-12-06 04:08:1191.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18727062024-12-05 03:12:1291.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18722532024-12-04 12:14:1091.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18721012024-12-04 04:22:2691.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18718052024-12-03 17:02:3491.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18715242024-12-03 08:10:0891.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18709372024-12-02 08:15:3791.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18698462024-11-30 05:06:5691.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18694772024-11-29 13:32:3891.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18693512024-11-29 08:17:0491.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18686882024-11-28 03:46:3991.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18684462024-11-27 18:11:5791.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18680752024-11-27 05:09:2291.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport
18677092024-11-26 16:03:5391.105.156.x/2421127 (ZSTTKAS)rus (Russian Federation)yesrewrittenrewrittennoneReport

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