Logo

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
8542472020-03-03 11:18:57192.87.161.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/23Report
8062262019-12-12 12:05:08192.87.161.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/23Report
7757002019-10-24 13:19:28192.87.161.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblockednoneReport
7755852019-10-24 09:12:53192.87.161.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/23Report
7755822019-10-24 09:12:13192.87.161.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/23Report
7755522019-10-24 08:13:15192.87.161.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/23Report
7755342019-10-24 07:36:50192.87.161.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/23Report
7600902019-09-30 07:38:41192.87.161.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/23Report
7478382019-09-10 09:12:29192.87.161.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/23Report
4746412018-05-29 10:41:34192.87.161.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/23Report
4662152018-05-16 06:57:32192.87.161.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/23Report
4359992018-03-29 07:28:22192.87.161.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/23Report
3875902018-01-09 10:55:01192.87.161.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/23Report
3665292017-12-05 09:18:59192.87.161.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/23Report
3613462017-11-27 14:30:52192.87.161.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/23Report
2538452017-06-21 13:12:05192.87.161.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/23Report
1608542017-03-08 14:09:40192.87.161.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblocked/23Report

All results shown
Last Modified