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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
11847122021-07-23 13:13:39183.172.52.x/244538 (ERX-CERNET-BKB)chn (China)noblockedblockednoneReport
11745432021-07-09 04:56:23183.172.52.x/244538 (ERX-CERNET-BKB)chn (China)yesrewrittenrewrittennoneReport
11625642021-06-16 12:09:00183.172.52.x/244538 (ERX-CERNET-BKB)chn (China)yesrewrittenrewrittennoneReport
11182682021-04-06 10:39:44183.172.52.x/244538 (ERX-CERNET-BKB)chn (China)noblockedblockednoneReport
11135432021-03-29 13:12:30183.172.52.x/244538 (ERX-CERNET-BKB)chn (China)noblockedblockednoneReport
11088022021-03-21 15:20:55183.172.52.x/244538 (ERX-CERNET-BKB)chn (China)noblockedblockednoneReport
10518492020-12-23 05:25:33183.172.52.x/244538 (ERX-CERNET-BKB)chn (China)noblockedblockednoneReport
10480412020-12-16 17:39:48183.172.52.x/244538 (ERX-CERNET-BKB)chn (China)noblockedblockednoneReport
10220202020-11-06 15:41:49183.172.52.x/244538 (ERX-CERNET-BKB)chn (China)noblockedblockednoneReport
10215692020-11-05 22:28:06183.172.52.x/244538 (ERX-CERNET-BKB)chn (China)noblockedblockednoneReport
10213252020-11-05 14:33:49183.172.52.x/244538 (ERX-CERNET-BKB)chn (China)noblockedblockednoneReport

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