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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
2539822017-06-21 16:16:1249.77.240.x/244134 (CHINANET-BACKBONE)chn (China)yesrewrittenrewrittennoneReport
2523292017-06-19 19:50:2549.77.240.x/244134 (CHINANET-BACKBONE)chn (China)yesunknownrewrittennoneReport
2521142017-06-19 15:11:1349.77.240.x/244134 (CHINANET-BACKBONE)chn (China)yesrewrittenrewrittennoneReport
2294132017-05-24 14:25:3749.77.240.x/244134 (CHINANET-BACKBONE)chn (China)yesrewrittenrewrittennoneReport
1734642017-03-27 15:50:3349.77.240.x/244134 (CHINANET-BACKBONE)chn (China)yesrewrittenrewrittennoneReport
1638772017-03-13 14:56:0149.77.240.x/244134 (CHINANET-BACKBONE)chn (China)yesrewrittenrewrittennoneReport
1634272017-03-12 18:10:3249.77.240.x/244134 (CHINANET-BACKBONE)chn (China)yesrewrittenrewrittennoneReport
1592492017-03-05 17:03:4349.77.240.x/244134 (CHINANET-BACKBONE)chn (China)yesrewrittenrewrittennoneReport
1447672017-02-11 15:54:5149.77.240.x/244134 (CHINANET-BACKBONE)chn (China)yesunknownrewrittennoneReport
1350452017-01-27 16:41:5749.77.240.x/244134 (CHINANET-BACKBONE)chn (China)yesrewrittenrewrittennoneReport
1350362017-01-27 16:32:1449.77.240.x/244134 (CHINANET-BACKBONE)chn (China)yesrewrittenrewrittennoneReport
1343932017-01-26 17:33:2749.77.240.x/244134 (CHINANET-BACKBONE)chn (China)yesunknownrewrittennoneReport
1166472016-12-23 13:29:1549.77.240.x/244134 (CHINANET-BACKBONE)chn (China)yesrewrittenrewrittennoneReport
1165492016-12-23 08:16:5049.77.240.x/244134 (CHINANET-BACKBONE)chn (China)yesrewrittenrewrittennoneReport
1164502016-12-23 02:35:4249.77.240.x/244134 (CHINANET-BACKBONE)chn (China)yesrewrittenrewrittennoneReport
1161762016-12-22 17:10:0949.77.240.x/244134 (CHINANET-BACKBONE)chn (China)yesrewrittenrewrittennoneReport
1161512016-12-22 16:32:1249.77.240.x/244134 (CHINANET-BACKBONE)chn (China)yesrewrittenrewrittennoneReport
1161492016-12-22 16:28:3949.77.240.x/244134 (CHINANET-BACKBONE)chn (China)yesrewrittenrewrittennoneReport
1161472016-12-22 16:26:5349.77.240.x/244134 (CHINANET-BACKBONE)chn (China)yesunknownrewrittennoneReport

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