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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
20699022025-11-28 14:08:55131.155.24.x/241161 (AS-TUE)nld (Netherlands)yesblockedblockednoneReport
20649292025-11-19 17:38:47131.155.24.x/241161 (AS-TUE)nld (Netherlands)yesblockedblockednoneReport
20649132025-11-19 17:18:25131.155.24.x/241161 (AS-TUE)nld (Netherlands)yesblockedblockednoneReport
20649062025-11-19 17:00:03131.155.24.x/241161 (AS-TUE)nld (Netherlands)yesblockedblockednoneReport
20645332025-11-19 01:36:52131.155.24.x/241161 (AS-TUE)nld (Netherlands)yesblockedblockednoneReport
20616752025-11-13 19:28:23131.155.24.x/241161 (AS-TUE)nld (Netherlands)yesblockedblockednoneReport
20563412025-10-30 22:01:15131.155.24.x/241161 (AS-TUE)nld (Netherlands)yesblockedblockednoneReport
20471072025-10-15 08:37:28131.155.24.x/241161 (AS-TUE)nld (Netherlands)yesblockedblockednoneReport
19738182025-06-06 13:39:48131.155.24.x/241161 (AS-TUE)nld (Netherlands)yesblockedblockednoneReport
19737152025-06-06 10:32:28131.155.24.x/241161 (AS-TUE)nld (Netherlands)yesblockedblockednoneReport
19687822025-05-27 17:40:14131.155.24.x/241161 (AS-TUE)nld (Netherlands)yesblockedblockednoneReport
19680982025-05-26 17:18:29131.155.24.x/241161 (AS-TUE)nld (Netherlands)yesblockedblockednoneReport
19680872025-05-26 16:55:28131.155.24.x/241161 (AS-TUE)nld (Netherlands)yesblockedblockednoneReport
19680762025-05-26 16:42:29131.155.24.x/241161 (AS-TUE)nld (Netherlands)yesblockedblockednoneReport
19598122025-05-13 07:40:19131.155.24.x/241161 (AS-TUE)nld (Netherlands)yesblockedblockednoneReport
19590582025-05-12 07:48:24131.155.24.x/241161 (AS-TUE)nld (Netherlands)yesblockedblockednoneReport
19526972025-04-30 14:15:47131.155.24.x/241161 (AS-TUE)nld (Netherlands)yesblockedblockednoneReport
19522272025-04-29 18:26:00131.155.24.x/241161 (AS-TUE)nld (Netherlands)yesblockedblockednoneReport
19517752025-04-29 00:58:20131.155.24.x/241161 (AS-TUE)nld (Netherlands)yesblockedblockednoneReport
19486832025-04-23 11:18:54131.155.24.x/241161 (AS-TUE)nld (Netherlands)yesblockedblockednoneReport
19430992025-04-11 21:29:51131.155.24.x/241161 (AS-TUE)nld (Netherlands)yesblockedblockednoneReport

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