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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
17067642024-01-22 18:01:07171.66.12.x/2432 (STANFORD)usa (United States)yesblockedblocked/14Report
14455412022-09-22 18:20:19171.66.12.x/2432 (STANFORD)usa (United States)yesblockedblocked/14Report
10685572021-01-22 21:11:07171.66.12.x/2432 (STANFORD)usa (United States)yesblockedblockednoneReport
10684982021-01-22 19:47:06171.66.12.x/2432 (STANFORD)usa (United States)yesunknownunknownnoneReport
10386812020-12-01 23:12:22171.66.12.x/2432 (STANFORD)usa (United States)yesunknownunknownnoneReport
10386762020-12-01 22:59:03171.66.12.x/2432 (STANFORD)usa (United States)yesunknownunknownnoneReport
8554772020-03-05 08:07:47171.66.12.x/2432 (STANFORD)usa (United States)yesunknownunknownnoneReport
8553162020-03-04 22:48:33171.66.12.x/2432 (STANFORD)usa (United States)yesunknownunknownnoneReport
8493882020-02-27 07:01:22171.66.12.x/2432 (STANFORD)usa (United States)yesunknownunknownnoneReport
8492472020-02-27 00:56:37171.66.12.x/2432 (STANFORD)usa (United States)yesunknownblockednoneReport
8450132020-02-20 04:18:37171.66.12.x/2432 (STANFORD)usa (United States)yesunknownunknownnoneReport
8412572020-02-13 19:45:18171.66.12.x/2432 (STANFORD)usa (United States)yesunknownunknownnoneReport
8407962020-02-13 01:15:37171.66.12.x/2432 (STANFORD)usa (United States)yesunknownunknownnoneReport
8369352020-02-06 19:33:29171.66.12.x/2432 (STANFORD)usa (United States)yesunknownunknownnoneReport
8286832020-01-23 00:43:43171.66.12.x/2432 (STANFORD)usa (United States)yesunknownunknownnoneReport
8243392020-01-15 18:38:22171.66.12.x/2432 (STANFORD)usa (United States)yesunknownunknownnoneReport
8064592019-12-12 19:06:35171.66.12.x/2432 (STANFORD)usa (United States)yesunknownunknownnoneReport
8058792019-12-11 20:32:02171.66.12.x/2432 (STANFORD)usa (United States)yesunknownunknownnoneReport
7753622019-10-23 23:45:28171.66.12.x/2432 (STANFORD)usa (United States)yesunknownunknownnoneReport
7752012019-10-23 19:17:24171.66.12.x/2432 (STANFORD)usa (United States)yesunknownunknownnoneReport
7709572019-10-16 22:59:07171.66.12.x/2432 (STANFORD)usa (United States)yesunknownunknownnoneReport
7709042019-10-16 20:52:40171.66.12.x/2432 (STANFORD)usa (United States)yesunknownunknownnoneReport
7672642019-10-10 23:26:05171.66.12.x/2432 (STANFORD)usa (United States)yesunknownunknownnoneReport
7662722019-10-09 19:46:06171.66.12.x/2432 (STANFORD)usa (United States)yesunknownunknownnoneReport
7618992019-10-02 18:39:45171.66.12.x/2432 (STANFORD)usa (United States)yesunknownunknownnoneReport
7611882019-10-01 17:30:05171.66.12.x/2432 (STANFORD)usa (United States)yesunknownunknownnoneReport

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