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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
16919022023-12-23 05:37:1658.251.166.x/2417623 (CNCGROUP-SZ)chn (China)yesblockedblocked/25Report
16881582023-12-15 20:17:0758.251.166.x/2417623 (CNCGROUP-SZ)chn (China)yesblockedblocked/25Report
16774172023-11-25 19:26:5358.251.166.x/2417623 (CNCGROUP-SZ)chn (China)yesblockedblocked/25Report
16738902023-11-19 14:45:1458.251.166.x/2417623 (CNCGROUP-SZ)chn (China)yesblockedblocked/25Report
16702392023-11-12 13:07:1258.251.166.x/2417623 (CNCGROUP-SZ)chn (China)yesblockedblocked/25Report
16665232023-11-05 12:00:1758.251.166.x/2417623 (CNCGROUP-SZ)chn (China)yesblockedblocked/25Report
16627602023-10-29 10:53:1358.251.166.x/2417623 (CNCGROUP-SZ)chn (China)yesblockedblocked/25Report
16617172023-10-27 12:01:4758.251.166.x/2417623 (CNCGROUP-SZ)chn (China)yesblockedblocked/25Report
16589702023-10-22 13:05:2158.251.166.x/2417623 (CNCGROUP-SZ)chn (China)yesblockedblocked/25Report
16551852023-10-15 11:07:2158.251.166.x/2417623 (CNCGROUP-SZ)chn (China)yesblockedblocked/25Report
15850542023-06-03 14:00:4258.251.166.x/2417623 (CNCGROUP-SZ)chn (China)yesblockedblocked/25Report
15813922023-05-27 15:11:5958.251.166.x/2417623 (CNCGROUP-SZ)chn (China)yesblockedblocked/25Report
557152016-04-02 06:42:00220.231.204.x/2417623 (CNCGROUP-SZ)chn (China)noblockedblockednoneReport

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