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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
20523472025-10-24 01:02:05191.101.157.x/24174 (COGENT-174)gbr (United Kingdom)yesblockedblockednoneReport
20523332025-10-24 00:24:34191.101.157.x/24174 (COGENT-174)gbr (United Kingdom)yesblockedblockednoneReport
20523292025-10-24 00:12:41191.101.157.x/24174 (COGENT-174)gbr (United Kingdom)yesblockedblockednoneReport
20523192025-10-23 23:52:37191.101.157.x/24174 (COGENT-174)gbr (United Kingdom)yesblockedblockednoneReport
19878092025-07-01 12:10:21191.101.157.x/24174 (COGENT-174)gbr (United Kingdom)yesblockedblockednoneReport
17044892024-01-17 17:33:53191.101.157.x/24174 (COGENT-174)gbr (United Kingdom)yesunknownunknownnoneReport

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