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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
20362552025-09-25 18:42:3986.87.254.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
20319362025-09-17 21:32:2186.87.254.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
20319252025-09-17 20:56:5886.87.254.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
20270852025-09-09 17:45:3186.87.254.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
20270362025-09-09 16:42:1386.87.254.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
20219302025-08-31 22:37:5286.87.254.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
20179362025-08-24 11:36:3586.87.254.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
20050272025-07-31 18:56:5286.87.254.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
20050162025-07-31 18:43:1986.87.254.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
20005342025-07-23 21:01:1086.87.254.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
19998852025-07-22 20:58:4286.87.254.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
19998572025-07-22 20:00:5086.87.254.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
19866312025-06-29 10:51:3786.87.254.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
19859272025-06-27 21:13:1786.87.254.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
19802302025-06-17 19:38:1986.87.254.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
19751182025-06-09 10:56:3686.87.254.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
19669302025-05-24 13:35:4586.87.254.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
19627722025-05-17 16:51:4086.87.254.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
19527202025-04-30 15:14:5986.87.254.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
19527172025-04-30 15:00:3686.87.254.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
19434402025-04-12 17:02:0086.87.254.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
19255832025-03-11 15:03:0386.87.254.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport

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