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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
5298382018-09-04 13:17:02194.171.174.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/22Report
5296582018-09-04 07:32:16194.171.174.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/22Report
5291132018-09-03 07:26:18194.171.174.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/22Report
5279752018-08-31 15:58:49194.171.174.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/22Report
5277572018-08-31 08:13:58194.171.174.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/22Report
5272092018-08-30 07:01:01194.171.174.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/22Report
5259902018-08-28 09:22:14194.171.174.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/22Report
5259302018-08-28 07:15:20194.171.174.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/22Report
5252992018-08-27 07:44:19194.171.174.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/22Report
4170702018-02-26 08:14:21194.171.174.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/22Report
4155332018-02-23 09:39:25194.171.174.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/22Report
4155202018-02-23 09:10:34194.171.174.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/22Report
4150102018-02-22 12:22:40194.171.174.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/22Report
4149142018-02-22 08:35:49194.171.174.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/22Report
4142882018-02-21 08:31:48194.171.174.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/22Report
4136322018-02-20 08:19:43194.171.174.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/22Report
4136222018-02-20 08:08:55194.171.174.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/22Report
4131142018-02-19 12:16:33194.171.174.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/22Report
4130242018-02-19 08:24:43194.171.174.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/23Report
4114952018-02-16 08:32:07194.171.174.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/22Report
4114862018-02-16 08:18:03194.171.174.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblockednoneReport
4114812018-02-16 08:12:12194.171.174.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/22Report
4108812018-02-15 09:39:39194.171.174.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/22Report
4108492018-02-15 08:28:49194.171.174.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/22Report
4102462018-02-14 10:13:37194.171.174.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/22Report
4101942018-02-14 08:34:37194.171.174.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblockednoneReport
4095262018-02-13 08:08:33194.171.174.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/22Report
4089582018-02-12 12:16:58194.171.174.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/22Report
4088552018-02-12 08:21:58194.171.174.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/22Report
4071682018-02-09 08:04:18194.171.174.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/22Report
4065672018-02-08 08:26:50194.171.174.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/22Report

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