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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
12804862021-12-28 13:59:292a00:23c7:40xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/56Report
12693442021-12-14 10:16:042a00:23c7:40xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/56Report
12651532021-12-07 09:09:282a00:23c7:40xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/56Report
12610462021-11-30 08:02:492a00:23c7:40xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/56Report
12547822021-11-23 06:56:092a00:23c7:40xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/56Report
12517222021-11-17 06:30:242a00:23c7:40xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/56Report
12474392021-11-09 18:29:022a00:23c7:40xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/56Report
12434442021-11-02 17:22:202a00:23c7:40xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/56Report
12394912021-10-26 16:15:402a00:23c7:40xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/56Report
12349592021-10-19 15:09:012a00:23c7:40xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/56Report
12303922021-10-12 14:02:232a00:23c7:40xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/56Report
12262922021-10-05 12:55:432a00:23c7:40xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/56Report
12204932021-09-26 08:40:422a00:23c7:40xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/56Report
12162672021-09-18 13:37:462a00:23c7:40xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/56Report

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