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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
14440602022-09-20 16:10:45191.101.31.x/24174 (COGENT-174)fra (France)yesunknownunknownnoneReport
14408212022-09-15 02:53:54191.101.31.x/24174 (COGENT-174)fra (France)yesunknownunknownnoneReport
12170472021-09-20 08:29:06191.101.31.x/24174 (COGENT-174)usa (United States)yesunknownunknownnoneReport
11983992021-08-17 14:38:06191.101.31.x/24174 (COGENT-174)usa (United States)yesunknownunknownnoneReport
11983912021-08-17 14:27:38191.101.31.x/24174 (COGENT-174)usa (United States)yesunknownunknownnoneReport
11952712021-08-11 19:21:10191.101.31.x/24174 (COGENT-174)usa (United States)yesunknownunknownnoneReport
11847672021-07-23 15:30:32191.101.31.x/24174 (COGENT-174)usa (United States)yesunknownunknownnoneReport
656022016-08-19 09:55:49191.101.31.x/2435017nld (Netherlands)noblockedblocked/25Report
646932016-08-12 08:49:31191.101.31.x/2435017nld (Netherlands)noblockedblocked/25Report
639462016-08-05 07:36:48191.101.31.x/2435017nld (Netherlands)noblockedblocked/25Report
630742016-07-29 06:24:04191.101.31.x/2435017nld (Netherlands)noblockedblocked/25Report
622392016-07-22 05:11:15191.101.31.x/2435017nld (Netherlands)noblockedblocked/25Report
621322016-07-21 06:57:04191.101.31.x/2435017nld (Netherlands)noblockedblocked/25Report

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