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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
18337122024-09-24 15:44:16185.217.171.x/24136787 (TEFINCOMSA-AS-AP)nld (Netherlands)yesunknownunknownnoneReport
9771512020-09-08 10:44:59185.217.171.x/2458073 (YISP-AS)nld (Netherlands)yesblockedblockednoneReport
9760092020-09-07 22:25:47185.217.171.x/2458073 (YISP-AS)nld (Netherlands)yesblockedblockednoneReport
9747472020-09-07 10:07:44185.217.171.x/2458073 (YISP-AS)nld (Netherlands)yesblockedblockednoneReport
9747082020-09-07 09:41:42185.217.171.x/2458073 (YISP-AS)nld (Netherlands)yesblockedblockednoneReport
9742302020-09-07 04:31:02185.217.171.x/2458073 (YISP-AS)nld (Netherlands)yesblockedblockednoneReport
9741912020-09-07 04:06:03185.217.171.x/2458073 (YISP-AS)nld (Netherlands)yesblockedblockednoneReport
9741892020-09-07 04:05:40185.217.171.x/2458073 (YISP-AS)nld (Netherlands)yesblockedblockednoneReport
9735382020-09-06 21:36:47185.217.171.x/2458073 (YISP-AS)nld (Netherlands)yesblockedblockednoneReport
9735282020-09-06 21:29:25185.217.171.x/2458073 (YISP-AS)nld (Netherlands)yesblockedblockednoneReport
9725092020-09-06 10:23:28185.217.171.x/2458073 (YISP-AS)nld (Netherlands)yesblockedblockednoneReport
9718772020-09-06 03:55:45185.217.171.x/2458073 (YISP-AS)nld (Netherlands)yesblockedblockednoneReport
9718332020-09-06 03:24:02185.217.171.x/2458073 (YISP-AS)nld (Netherlands)yesblockedblockednoneReport
9717612020-09-06 02:30:09185.217.171.x/2458073 (YISP-AS)nld (Netherlands)yesblockedblockednoneReport
8773462020-04-13 16:22:32185.217.171.x/2458073 (YISP-AS)nld (Netherlands)yesblockedblockednoneReport
8638762020-03-19 23:08:18185.217.171.x/2458073 (YISP-AS)nld (Netherlands)yesblockedblockednoneReport
8235142020-01-14 14:14:32185.217.171.x/2458073 (YISP-AS)nld (Netherlands)yesblockedblockednoneReport
8223722020-01-12 14:05:00185.217.171.x/2458073 (YISP-AS)nld (Netherlands)yesblockedblockednoneReport
7594522019-09-29 00:36:29185.217.171.x/2458073 (YISP-AS)nld (Netherlands)yesblockedblockednoneReport
7370552019-08-21 14:07:30185.217.171.x/2458073 (YISP-AS)nld (Netherlands)yesblockedblockednoneReport
5072212018-07-24 18:58:09185.217.171.x/2458073 (YISP-AS)nld (Netherlands)yesrewrittenrewrittennoneReport
4932092018-06-29 21:38:36185.217.171.x/2458073 (YISP-AS)nld (Netherlands)yesrewrittenrewrittennoneReport
4903812018-06-25 11:38:01185.217.171.x/2458073 (YISP-AS)nld (Netherlands)yesblockedblockednoneReport
4891092018-06-22 20:23:17185.217.171.x/2458073 (YISP-AS)nld (Netherlands)yesrewrittenrewrittennoneReport
4872632018-06-19 21:00:14185.217.171.x/2458073 (YISP-AS)nld (Netherlands)yesblockedblockednoneReport
4334012018-03-24 21:10:30185.217.171.x/2458073 (YISP-AS)nld (Netherlands)yesrewrittenrewrittennoneReport

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