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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
18419952024-10-10 07:07:42145.33.101.x/241103 (SURFNET-NL)nld (Netherlands)yesunknownunknownnoneReport
18274612024-09-12 08:34:08145.33.101.x/241103 (SURFNET-NL)nld (Netherlands)yesunknownunknownnoneReport
17158692024-02-09 07:32:25145.33.101.x/241103 (SURFNET-NL)nld (Netherlands)yesunknownunknownnoneReport
17086852024-01-26 09:31:21145.33.101.x/241103 (SURFNET-NL)nld (Netherlands)yesunknownunknownnoneReport
17064972024-01-22 08:27:36145.33.101.x/241103 (SURFNET-NL)nld (Netherlands)yesunknownunknownnoneReport
17049402024-01-18 14:09:34145.33.101.x/241103 (SURFNET-NL)nld (Netherlands)yesunknownunknownnoneReport
17048882024-01-18 12:44:39145.33.101.x/241103 (SURFNET-NL)nld (Netherlands)yesunknownunknownnoneReport
17043152024-01-17 12:21:22145.33.101.x/241103 (SURFNET-NL)nld (Netherlands)yesunknownunknownnoneReport
16998652024-01-09 10:31:51145.33.101.x/241103 (SURFNET-NL)nld (Netherlands)yesunknownunknownnoneReport
16998322024-01-09 08:57:28145.33.101.x/241103 (SURFNET-NL)nld (Netherlands)yesunknownunknownnoneReport
16909272023-12-21 09:43:30145.33.101.x/241103 (SURFNET-NL)nld (Netherlands)yesunknownunknownnoneReport
16891632023-12-18 07:55:22145.33.101.x/241103 (SURFNET-NL)nld (Netherlands)yesunknownunknownnoneReport
16823572023-12-05 12:59:30145.33.101.x/241103 (SURFNET-NL)nld (Netherlands)yesunknownunknownnoneReport
16816962023-12-04 09:09:06145.33.101.x/241103 (SURFNET-NL)nld (Netherlands)yesunknownunknownnoneReport
16803052023-12-01 07:48:27145.33.101.x/241103 (SURFNET-NL)nld (Netherlands)yesunknownunknownnoneReport
16761852023-11-23 11:57:19145.33.101.x/241103 (SURFNET-NL)nld (Netherlands)yesunknownunknownnoneReport
16687762023-11-09 14:05:15145.33.101.x/241103 (SURFNET-NL)nld (Netherlands)yesunknownunknownnoneReport
16542052023-10-13 11:02:40145.33.101.x/241103 (SURFNET-NL)nld (Netherlands)yesunknownunknownnoneReport
16537562023-10-12 11:38:11145.33.101.x/241103 (SURFNET-NL)nld (Netherlands)yesunknownunknownnoneReport
16537492023-10-12 11:28:57145.33.101.x/241103 (SURFNET-NL)nld (Netherlands)yesunknownunknownnoneReport
16498492023-10-05 10:09:01145.33.101.x/241103 (SURFNET-NL)nld (Netherlands)yesunknownunknownnoneReport
16498152023-10-05 08:58:58145.33.101.x/241103 (SURFNET-NL)nld (Netherlands)yesunknownunknownnoneReport
16446922023-09-25 09:39:28145.33.101.x/241103 (SURFNET-NL)nld (Netherlands)yesunknownunknownnoneReport
16414762023-09-19 12:35:01145.33.101.x/241103 (SURFNET-NL)nld (Netherlands)yesunknownunknownnoneReport

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