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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
20357642025-09-24 21:01:002a02:6b6f:f9xx::/40201838 (ASN-COMMUNITYFIBRE)gbr (United Kingdom)noblockedblocked/64Report
20303072025-09-15 14:56:452a02:6b6f:f9xx::/40201838 (ASN-COMMUNITYFIBRE)gbr (United Kingdom)noblockedblocked/64Report
20198342025-08-27 19:48:592a02:6b6f:f9xx::/40201838 (ASN-COMMUNITYFIBRE)gbr (United Kingdom)noblockedblocked/64Report
20198232025-08-27 19:33:372a02:6b6f:f9xx::/40201838 (ASN-COMMUNITYFIBRE)gbr (United Kingdom)noblockedblocked/64Report
20197492025-08-27 17:47:422a02:6b6f:f9xx::/40201838 (ASN-COMMUNITYFIBRE)gbr (United Kingdom)noblockedblocked/64Report
20155472025-08-19 18:59:112a02:6b6f:f9xx::/40201838 (ASN-COMMUNITYFIBRE)gbr (United Kingdom)noblockedblocked/64Report
20053562025-08-01 11:16:512a02:6b6f:f9xx::/40201838 (ASN-COMMUNITYFIBRE)gbr (United Kingdom)noblockedblocked/64Report
20053312025-08-01 10:43:022a02:6b6f:f9xx::/40201838 (ASN-COMMUNITYFIBRE)gbr (United Kingdom)noblockedblocked/64Report
19999062025-07-22 21:55:532a02:6b6f:f9xx::/40201838 (ASN-COMMUNITYFIBRE)gbr (United Kingdom)noblockedblocked/64Report
19945212025-07-13 11:21:182a02:6b6f:f9xx::/40201838 (ASN-COMMUNITYFIBRE)usa (United States)noblockedblocked/64Report

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