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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
2147522017-05-09 19:36:53141.213.169.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
2007152017-04-26 20:19:09141.213.168.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
1874692017-04-13 18:37:26141.213.169.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
1851612017-04-11 12:12:34141.213.135.x/2436375 (UMICH-AS-5)usa (United States)noblockedblocked/24Report
1851612017-04-11 12:12:342607:f018:6xx::/4036375 (UMICH-AS-5)usa (United States)noblockedblocked/64Report
1823852017-04-07 15:29:42141.213.180.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
1790692017-04-03 16:47:37141.213.135.x/2436375 (UMICH-AS-5)usa (United States)noblockedblocked/24Report
1790692017-04-03 16:47:372607:f018:6xx::/4036375 (UMICH-AS-5)usa (United States)noblockedblocked/64Report
1705792017-03-23 18:40:11141.213.173.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
1216782017-01-02 15:17:03141.213.169.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
1203572016-12-30 17:00:44141.211.255.x/2436375 (UMICH-AS-5)usa (United States)yesblockedblockednoneReport
1186462016-12-27 16:40:43141.213.172.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
1167162016-12-23 15:40:27141.211.255.x/2436375 (UMICH-AS-5)usa (United States)yesblockedblockednoneReport
1135012016-12-18 03:04:26141.213.169.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
1108242016-12-14 03:56:04141.213.173.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
1073762016-12-09 00:58:09141.213.169.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
1047812016-12-05 03:10:58141.213.173.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
954282016-11-19 22:34:16141.213.169.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
885612016-11-10 15:30:15141.213.169.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
852882016-11-03 02:09:40141.213.173.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
838332016-10-30 03:34:33141.213.168.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
837382016-10-29 19:34:17141.213.168.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
786152016-10-15 12:52:1835.0.61.x/2436375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
774742016-10-11 18:41:16141.213.135.x/2436375 (UMICH-AS-5)usa (United States)noblockedblocked/24Report
774742016-10-11 18:41:162607:f018:6xx::/4036375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
770622016-10-10 14:12:0335.1.112.x/2436375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
675902016-09-02 17:36:12141.213.135.x/2436375 (UMICH-AS-5)usa (United States)noblockedblocked/24Report
675902016-09-02 17:36:122607:f018:6xx::/4036375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
650962016-08-15 18:29:26141.211.255.x/2436375 (UMICH-AS-5)usa (United States)yesblockedblockednoneReport
650932016-08-15 17:59:57141.211.255.x/2436375 (UMICH-AS-5)usa (United States)yesblockedblockednoneReport
636162016-08-02 15:11:10141.211.255.x/2436375 (UMICH-AS-5)usa (United States)yesblockedblockednoneReport
627732016-07-27 02:53:41141.213.173.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
626992016-07-26 13:59:11141.211.255.x/2436375 (UMICH-AS-5)usa (United States)yesblockedblockednoneReport
625782016-07-25 15:39:01141.211.255.x/2436375 (UMICH-AS-5)usa (United States)yesblockedblockednoneReport
621692016-07-21 16:11:58141.213.173.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
620152016-07-20 01:37:07141.213.172.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
619372016-07-19 01:19:50141.213.172.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
619012016-07-18 14:26:15141.211.255.x/2436375 (UMICH-AS-5)usa (United States)yesblockedblockednoneReport
618982016-07-18 13:08:58141.211.255.x/2436375 (UMICH-AS-5)usa (United States)yesblockedblockednoneReport
609262016-07-08 03:34:31141.213.168.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
608322016-07-06 19:39:32141.213.173.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
607892016-07-06 13:42:04141.211.255.x/2436375 (UMICH-AS-5)usa (United States)yesblockedblockednoneReport
607702016-07-06 12:36:49141.213.135.x/2436375 (UMICH-AS-5)usa (United States)noblockedblocked/24Report
607702016-07-06 12:36:492607:f018:6xx::/4036375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport

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