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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
20628372025-11-16 02:23:26213.87.134.x/248359 (MTS)rus (Russian Federation)yesrewrittenrewrittennoneReport
20628322025-11-16 02:01:40213.87.134.x/248359 (MTS)rus (Russian Federation)yesrewrittenrewrittennoneReport
20628262025-11-16 01:49:56213.87.134.x/248359 (MTS)rus (Russian Federation)yesrewrittenrewrittennoneReport
20628142025-11-16 01:05:55213.87.134.x/248359 (MTS)rus (Russian Federation)yesrewrittenrewrittennoneReport
20628062025-11-16 00:24:09213.87.134.x/248359 (MTS)rus (Russian Federation)yesrewrittenrewrittennoneReport
20627922025-11-15 23:50:42213.87.134.x/248359 (MTS)rus (Russian Federation)yesrewrittenrewrittennoneReport
20333392025-09-20 14:16:07213.87.134.x/248359 (MTS)rus (Russian Federation)yesrewrittenrewrittennoneReport
20333272025-09-20 13:54:18213.87.134.x/248359 (MTS)rus (Russian Federation)yesrewrittenrewrittennoneReport
20333242025-09-20 13:42:29213.87.134.x/248359 (MTS)rus (Russian Federation)yesrewrittenrewrittennoneReport
20299042025-09-14 21:36:34213.87.134.x/248359 (MTS)rus (Russian Federation)yesrewrittenrewrittennoneReport
20298952025-09-14 20:54:47213.87.134.x/248359 (MTS)rus (Russian Federation)yesrewrittenrewrittennoneReport
20298882025-09-14 20:32:57213.87.134.x/248359 (MTS)rus (Russian Federation)yesrewrittenrewrittennoneReport
20298812025-09-14 20:21:13213.87.134.x/248359 (MTS)rus (Russian Federation)yesrewrittenrewrittennoneReport
11207342021-04-09 18:57:01213.87.134.x/248359 (MTS)rus (Russian Federation)yesunknownunknownnoneReport
11205882021-04-09 14:02:02213.87.134.x/248359 (MTS)rus (Russian Federation)yesunknownblockednoneReport
11205742021-04-09 13:35:02213.87.134.x/248359 (MTS)rus (Russian Federation)yesunknownblockednoneReport
11205512021-04-09 12:42:02213.87.134.x/248359 (MTS)rus (Russian Federation)yesunknownblockednoneReport
11205092021-04-09 11:17:02213.87.134.x/248359 (MTS)rus (Russian Federation)yesunknownblockednoneReport

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