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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
19462242025-04-18 04:27:4558.206.200.x/244538 (ERX-CERNET-BKB)chn (China)noblockedreceived/8Report
19461902025-04-18 01:14:1158.206.200.x/244538 (ERX-CERNET-BKB)chn (China)noblockedreceived/8Report
19451792025-04-16 08:48:5758.206.200.x/244538 (ERX-CERNET-BKB)chn (China)noblockedreceived/10Report
19404662025-04-07 03:42:4558.206.200.x/244538 (ERX-CERNET-BKB)chn (China)noblockedreceived/8Report
19377032025-04-02 04:10:4158.206.200.x/244538 (ERX-CERNET-BKB)chn (China)noblockedreceived/8Report
19365542025-03-31 04:47:0358.206.200.x/244538 (ERX-CERNET-BKB)chn (China)noblockedreceived/8Report
19365522025-03-31 04:30:1058.206.200.x/244538 (ERX-CERNET-BKB)chn (China)noblockedreceived/8Report
19344092025-03-27 01:14:3158.206.200.x/244538 (ERX-CERNET-BKB)chn (China)noblockedreceived/10Report
19175122025-02-26 04:35:5958.206.200.x/244538 (ERX-CERNET-BKB)chn (China)noblockedreceived/10Report
18255822024-09-09 06:10:2358.206.200.x/244538 (ERX-CERNET-BKB)chn (China)noblockedreceived/8Report
18237172024-09-05 07:12:1058.206.200.x/244538 (ERX-CERNET-BKB)chn (China)noblockedreceived/8Report

All results shown
Last Modified 04/18/2025 05:51:22