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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
20368052025-09-26 16:15:43143.177.187.x/2450266 (tmobile-thuis)nld (Netherlands)yesrewrittenrewrittennoneReport
20367702025-09-26 15:09:52143.177.187.x/2450266 (tmobile-thuis)nld (Netherlands)yesrewrittenrewrittennoneReport
20365632025-09-26 09:06:04143.177.187.x/2450266 (tmobile-thuis)nld (Netherlands)yesrewrittenrewrittennoneReport
20296512025-09-13 21:42:18143.177.187.x/2450266 (tmobile-thuis)nld (Netherlands)yesrewrittenrewrittennoneReport
20292072025-09-12 20:31:31143.177.187.x/2450266 (tmobile-thuis)nld (Netherlands)yesrewrittenrewrittennoneReport
20218482025-08-31 17:21:08143.177.187.x/2450266 (tmobile-thuis)nld (Netherlands)yesrewrittenrewrittennoneReport
20210962025-08-29 23:57:28143.177.187.x/2450266 (tmobile-thuis)nld (Netherlands)yesrewrittenrewrittennoneReport
20172612025-08-22 20:07:13143.177.187.x/2450266 (tmobile-thuis)nld (Netherlands)yesrewrittenrewrittennoneReport
20124062025-08-13 18:36:13143.177.187.x/2450266 (tmobile-thuis)nld (Netherlands)yesrewrittenrewrittennoneReport
20057402025-08-01 21:50:54143.177.187.x/2450266 (tmobile-thuis)nld (Netherlands)yesrewrittenrewrittennoneReport
20016642025-07-25 19:21:23143.177.187.x/2450266 (tmobile-thuis)nld (Netherlands)yesrewrittenrewrittennoneReport
19938332025-07-11 22:37:07143.177.187.x/2450266 (tmobile-thuis)nld (Netherlands)yesrewrittenrewrittennoneReport
19899142025-07-04 21:29:04143.177.187.x/2450266 (tmobile-thuis)nld (Netherlands)yesrewrittenrewrittennoneReport
19859492025-06-27 22:49:45143.177.187.x/2450266 (tmobile-thuis)nld (Netherlands)yesrewrittenrewrittennoneReport
19819762025-06-20 21:31:31143.177.187.x/2450266 (tmobile-thuis)nld (Netherlands)yesrewrittenrewrittennoneReport
19758222025-06-10 11:12:56143.177.187.x/2450266 (tmobile-thuis)nld (Netherlands)yesrewrittenrewrittennoneReport
19750612025-06-09 07:51:41143.177.187.x/2450266 (tmobile-thuis)nld (Netherlands)yesrewrittenrewrittennoneReport
19658032025-05-22 17:50:46143.177.187.x/2450266 (tmobile-thuis)nld (Netherlands)yesrewrittenrewrittennoneReport
19657792025-05-22 16:56:33143.177.187.x/2450266 (tmobile-thuis)nld (Netherlands)yesrewrittenrewrittennoneReport

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