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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
20340792025-09-22 06:59:22144.178.223.x/2439686 (ASN-EUROFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
20234052025-09-03 08:29:34144.178.223.x/2439686 (ASN-EUROFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
20234022025-09-03 08:16:59144.178.223.x/2439686 (ASN-EUROFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
20233962025-09-03 08:03:44144.178.223.x/2439686 (ASN-EUROFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
20220702025-09-01 06:19:36144.178.223.x/2439686 (ASN-EUROFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
20220652025-09-01 06:10:14144.178.223.x/2439686 (ASN-EUROFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
20107442025-08-11 07:52:58144.178.223.x/2439686 (ASN-EUROFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
20107282025-08-11 06:28:57144.178.223.x/2439686 (ASN-EUROFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
19909742025-07-07 12:25:52144.178.223.x/2439686 (ASN-EUROFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
19908662025-07-07 07:25:43144.178.223.x/2439686 (ASN-EUROFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
19831752025-06-23 14:12:50144.178.223.x/2439686 (ASN-EUROFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
19831522025-06-23 13:50:09144.178.223.x/2439686 (ASN-EUROFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
19831442025-06-23 13:37:36144.178.223.x/2439686 (ASN-EUROFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
19829752025-06-23 09:09:25144.178.223.x/2439686 (ASN-EUROFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
19829672025-06-23 08:56:45144.178.223.x/2439686 (ASN-EUROFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
19829292025-06-23 06:47:51144.178.223.x/2439686 (ASN-EUROFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
19829272025-06-23 06:35:16144.178.223.x/2439686 (ASN-EUROFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
19513542025-04-28 09:25:20144.178.223.x/2439686 (ASN-EUROFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
19513032025-04-28 06:56:59144.178.223.x/2439686 (ASN-EUROFIBER)nld (Netherlands)yesrewrittenreceivednoneReport

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