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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
20734082025-12-04 22:18:472a00:23c7:e2xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/56Report
20694122025-11-27 17:48:182a00:23c7:e2xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/104Report
20650102025-11-19 19:33:162a00:23c7:e2xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/56Report
20608702025-11-12 16:01:192a00:23c7:e2xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/56Report
20608022025-11-12 14:18:062a00:23c7:e2xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/72Report
20603282025-11-11 18:04:042a00:23c7:e2xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/56Report
20603162025-11-11 17:50:512a00:23c7:e2xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/56Report
20576362025-11-03 01:38:022a00:23c7:e2xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/56Report
20576232025-11-03 00:41:162a00:23c7:e2xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/56Report
20576142025-11-02 23:56:502a00:23c7:e2xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/56Report
20576092025-11-02 23:42:332a00:23c7:e2xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/56Report
20538512025-10-26 20:18:452a00:23c7:e2xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/80Report
20496852025-10-19 18:59:532a00:23c7:e2xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/56Report
20484592025-10-17 12:57:252a00:23c7:e2xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/56Report
20443482025-10-10 09:15:512a00:23c7:e2xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/88Report
20442592025-10-10 03:57:282a00:23c7:e2xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/112Report
20404942025-10-03 00:54:392a00:23c7:e2xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/56Report
20384462025-09-29 15:37:232a00:23c7:e2xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/56Report
20381932025-09-29 07:24:452a00:23c7:e2xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/56Report
20381862025-09-29 07:08:252a00:23c7:e2xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/56Report
20349792025-09-23 15:57:502a00:23c7:e2xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/56Report
20324712025-09-18 19:17:012a00:23c7:e2xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/56Report
20323822025-09-18 17:13:312a00:23c7:e2xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/96Report
20283302025-09-11 13:39:282a00:23c7:e2xx::/402856 (BT-UK-AS)gbr (United Kingdom)noblockedblocked/56Report

All results shown
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