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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
20514832025-10-22 15:38:57240e:3bb:6xx::/404134 (CHINANET-BACKBONE)chn (China)yesrewrittenrewrittennoneReport
20508672025-10-21 15:18:26240e:3bb:6xx::/404134 (CHINANET-BACKBONE)chn (China)yesrewrittenrewrittennoneReport
20502372025-10-20 17:14:44240e:3bb:6xx::/404134 (CHINANET-BACKBONE)chn (China)yesrewrittenrewrittennoneReport
20488632025-10-18 02:41:18240e:3bb:6xx::/404134 (CHINANET-BACKBONE)chn (China)yesrewrittenrewrittennoneReport
20471912025-10-15 12:14:00240e:3bb:6xx::/404134 (CHINANET-BACKBONE)chn (China)noblockedblocked/64Report
20465842025-10-14 13:43:32240e:3bb:6xx::/404134 (CHINANET-BACKBONE)chn (China)noblockedblocked/64Report
20463702025-10-14 05:07:19240e:3bb:6xx::/404134 (CHINANET-BACKBONE)chn (China)noblockedblocked/64Report
20459822025-10-13 14:49:24240e:3bb:6xx::/404134 (CHINANET-BACKBONE)chn (China)noblockedblocked/64Report
20454112025-10-12 13:43:13240e:3bb:6xx::/404134 (CHINANET-BACKBONE)chn (China)noblockedblocked/64Report
20452342025-10-12 03:03:24240e:3bb:6xx::/404134 (CHINANET-BACKBONE)chn (China)noblockedblocked/64Report
20450502025-10-11 15:57:40240e:3bb:6xx::/404134 (CHINANET-BACKBONE)chn (China)noblockedblocked/64Report
20440522025-10-09 17:59:21240e:3bb:6xx::/404134 (CHINANET-BACKBONE)chn (China)noblockedblocked/64Report
20440102025-10-09 16:55:45240e:3bb:6xx::/404134 (CHINANET-BACKBONE)chn (China)noblockedblocked/64Report
20433092025-10-08 13:41:43240e:3bb:6xx::/404134 (CHINANET-BACKBONE)chn (China)noblockedblocked/64Report
20430772025-10-08 04:26:17240e:3bb:6xx::/404134 (CHINANET-BACKBONE)chn (China)noblockedblocked/72Report
20425742025-10-07 07:41:45240e:3bb:6xx::/404134 (CHINANET-BACKBONE)chn (China)noblockedblocked/64Report
20425442025-10-07 06:36:09240e:3bb:6xx::/404134 (CHINANET-BACKBONE)chn (China)noblockedblocked/64Report
20406122025-10-03 07:41:16240e:3bb:6xx::/404134 (CHINANET-BACKBONE)chn (China)noblockedblocked/64Report
20403862025-10-02 19:42:44240e:3bb:6xx::/404134 (CHINANET-BACKBONE)chn (China)noblockedblocked/64Report
20298272025-09-14 10:24:57240e:3bb:6xx::/404134 (CHINANET-BACKBONE)chn (China)noblockedblocked/64Report
20297522025-09-14 04:35:26240e:3bb:6xx::/404134 (CHINANET-BACKBONE)chn (China)noblockedblocked/64Report
20296272025-09-13 20:27:47240e:3bb:6xx::/404134 (CHINANET-BACKBONE)chn (China)noblockedblocked/64Report
20295222025-09-13 14:25:47240e:3bb:6xx::/404134 (CHINANET-BACKBONE)chn (China)noblockedblocked/64Report
20295112025-09-13 13:58:43240e:3bb:6xx::/404134 (CHINANET-BACKBONE)chn (China)noblockedblocked/64Report
20293012025-09-13 01:47:19240e:3bb:6xx::/404134 (CHINANET-BACKBONE)chn (China)noblockedblocked/64Report
20283342025-09-11 13:47:30240e:3bb:6xx::/404134 (CHINANET-BACKBONE)chn (China)noblockedblocked/64Report
20216812025-08-31 08:27:50240e:3bb:6xx::/404134 (CHINANET-BACKBONE)chn (China)noblockedblocked/64Report
20216782025-08-31 08:16:01240e:3bb:6xx::/404134 (CHINANET-BACKBONE)chn (China)noblockedblocked/64Report
20121822025-08-13 12:48:40240e:3bb:6xx::/404134 (CHINANET-BACKBONE)chn (China)noblockedblocked/64Report

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