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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
8831632020-04-23 16:59:552001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/88Report
8812742020-04-20 16:08:392001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/104Report
8784532020-04-15 13:29:442001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/96Report
8774752020-04-13 20:40:562001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/104Report
8772262020-04-13 13:28:102001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/104Report
8764922020-04-11 22:38:322001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/104Report
8732332020-04-06 11:44:332001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/104Report
8724892020-04-04 22:53:412001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/104Report
8686052020-03-28 21:46:332001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/88Report
8655552020-03-23 11:11:092001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/104Report
8616212020-03-16 10:04:022001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/80Report
8576202020-03-09 14:57:372001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/104Report
8567772020-03-07 16:22:332001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/88Report
8513672020-02-29 13:49:262001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/104Report
8513282020-02-29 13:04:192001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/96Report
8513122020-02-29 12:39:192001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/104Report
8513042020-02-29 12:24:182001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/96Report
8469992020-02-23 20:38:492001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/88Report
8459652020-02-21 16:57:382001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/72Report
8400312020-02-11 22:35:562001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/88Report
8356402020-02-03 16:11:262001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/64Report
8338412020-01-31 15:02:182001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/72Report
8332432020-01-30 14:11:522001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/64Report
8320272020-01-28 19:00:072001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/88Report
8305262020-01-26 11:06:292001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/88Report
8290802020-01-23 18:40:512001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/72Report
8277232020-01-21 14:29:472001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/72Report
8234882020-01-14 13:41:442001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/64Report
8187482020-01-05 18:14:262001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/72Report
8148072019-12-28 13:25:412001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/64Report
8115142019-12-21 11:55:362001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/72Report
8109282019-12-20 11:24:562001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/64Report
8063972019-12-12 16:59:352001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/64Report
8019172019-12-05 16:02:312001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/88Report
8011872019-12-04 14:41:532001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/64Report
7966502019-11-27 13:35:092001:1c06:6xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/72Report

All results shown
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