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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
21331122026-03-22 19:07:3477.175.189.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
21229962026-03-03 21:32:4977.175.189.x/241136 (KPN)nld (Netherlands)yesrewrittenrewrittennoneReport
21203002026-02-26 17:13:5477.175.189.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
21162512026-02-19 15:48:1377.175.189.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
21074332026-02-04 20:32:5877.175.189.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
20993652026-01-21 17:15:1777.175.189.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
20952942026-01-14 15:50:1777.175.189.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
20849512025-12-25 14:44:4677.175.189.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
20799262025-12-16 09:39:3077.175.189.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
20756972025-12-09 08:21:1277.175.189.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
20633562025-11-17 09:57:4777.175.189.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport

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