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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
6472642019-03-21 16:46:50137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
6472642019-03-21 16:46:502607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
6454222019-03-19 02:17:49198.189.58.x/242152 (CSUNET-NW)usa (United States)yesunknownunknownnoneReport
6441372019-03-16 21:20:51137.164.83.x/242152 (CSUNET-NW)usa (United States)yesblockedblockednoneReport
6426012019-03-15 01:10:45137.164.79.x/242152 (CSUNET-NW)usa (United States)yesunknownunknownnoneReport
6417442019-03-13 23:22:50137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
6417442019-03-13 23:22:502607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
6375852019-03-08 01:00:42137.164.83.x/242152 (CSUNET-NW)usa (United States)yesblockedblockednoneReport
6366542019-03-06 22:16:31137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
6366542019-03-06 22:16:312607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
6355422019-03-05 15:18:22137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
6329742019-03-01 02:22:30137.164.79.x/242152 (CSUNET-NW)usa (United States)yesunknownunknownnoneReport
6329312019-02-28 23:54:18137.164.83.x/242152 (CSUNET-NW)usa (United States)yesblockedblockednoneReport
6322082019-02-27 21:10:16137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
6322082019-02-27 21:10:162607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
6321752019-02-27 19:33:56137.164.81.x/242152 (CSUNET-NW)usa (United States)yesblockedblocked/21Report
6321752019-02-27 19:33:562607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
6308062019-02-25 21:29:40137.164.81.x/242152 (CSUNET-NW)usa (United States)yesblockedblocked/21Report
6308062019-02-25 21:29:402607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
6284882019-02-21 22:47:51137.164.83.x/242152 (CSUNET-NW)usa (United States)yesblockedblockednoneReport
6276752019-02-20 18:27:24137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
6276752019-02-20 18:27:242607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
6276152019-02-20 17:12:48137.164.81.x/242152 (CSUNET-NW)usa (United States)yesblockedblocked/21Report
6276152019-02-20 17:12:482607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
6269052019-02-19 15:16:47137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
6244632019-02-14 21:41:24137.164.83.x/242152 (CSUNET-NW)usa (United States)yesblockedblockednoneReport
6230152019-02-12 18:35:48137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
6230152019-02-12 18:35:482607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
6224852019-02-11 21:36:03137.164.81.x/242152 (CSUNET-NW)usa (United States)yesblockedblocked/21Report
6224852019-02-11 21:36:032607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
6222982019-02-11 15:50:51137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
6204532019-02-08 03:04:03137.164.79.x/242152 (CSUNET-NW)usa (United States)yesunknownunknownnoneReport
6203052019-02-07 20:34:56137.164.83.x/242152 (CSUNET-NW)usa (United States)yesblockedblockednoneReport
6189802019-02-05 17:29:19137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
6189802019-02-05 17:29:192607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
6183422019-02-04 16:31:09137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
6165832019-02-01 03:13:46137.164.79.x/242152 (CSUNET-NW)usa (United States)yesunknownunknownnoneReport
6163812019-01-31 19:28:26137.164.83.x/242152 (CSUNET-NW)usa (United States)yesblockedblockednoneReport
6149672019-01-29 18:47:09137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
6149672019-01-29 18:47:092607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
6144122019-01-28 21:27:48137.164.81.x/242152 (CSUNET-NW)usa (United States)yesblockedblocked/21Report
6144122019-01-28 21:27:482607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
6141972019-01-28 15:24:42137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
6124832019-01-25 02:03:29137.164.79.x/242152 (CSUNET-NW)usa (United States)yesunknownunknownnoneReport
6110432019-01-22 17:40:44137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
6110432019-01-22 17:40:442607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
6109522019-01-22 15:12:16137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
6064852019-01-14 22:44:05137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
6064852019-01-14 22:44:052607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
6063502019-01-14 18:38:40137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
6063502019-01-14 18:38:402607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
6063442019-01-14 18:20:28137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
6063442019-01-14 18:20:282607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
6048932019-01-11 17:39:37137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
6048932019-01-11 17:39:372607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
6028402019-01-08 18:02:44137.164.81.x/242152 (CSUNET-NW)usa (United States)yesblockedblocked/21Report
6028042019-01-08 17:01:39137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
6028042019-01-08 17:01:392607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
6023032019-01-07 21:36:15137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
5994762019-01-02 18:22:53137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
5994762019-01-02 18:22:532607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
5960382018-12-26 17:16:33137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
5960382018-12-26 17:16:332607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
5935512018-12-21 17:15:04137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
5935512018-12-21 17:15:042607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
5887082018-12-13 22:17:38137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
5887082018-12-13 22:17:382607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
5886482018-12-13 20:05:29137.164.81.x/242152 (CSUNET-NW)usa (United States)yesblockedblocked/21Report
5886482018-12-13 20:05:292607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
5885702018-12-13 18:08:20137.164.81.x/242152 (CSUNET-NW)usa (United States)yesblockedblocked/21Report
5885702018-12-13 18:08:202607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
5885132018-12-13 17:05:13137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
5867212018-12-11 17:38:45144.37.35.x/242152 (CSUNET-NW)usa (United States)noblockedblockednoneReport
5859992018-12-10 15:13:44137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
5840442018-12-06 18:59:05137.164.81.x/242152 (CSUNET-NW)usa (United States)yesblockedblocked/21Report
5840442018-12-06 18:59:052607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
5821042018-12-03 15:09:24137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
5800962018-11-29 17:52:27137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
5800962018-11-29 17:52:272607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
5800822018-11-29 17:28:04137.164.81.x/242152 (CSUNET-NW)usa (United States)yesblockedblocked/21Report
5800822018-11-29 17:28:042607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
5794352018-11-28 16:29:29144.37.35.x/242152 (CSUNET-NW)usa (United States)noblockedblockednoneReport
5782002018-11-26 20:33:15137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
5746982018-11-19 18:54:46137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
5746982018-11-19 18:54:462607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
5745452018-11-19 15:11:30137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
5730592018-11-16 16:18:30144.37.35.x/242152 (CSUNET-NW)usa (United States)noblockedblockednoneReport
5726292018-11-16 00:08:25137.164.83.x/242152 (CSUNET-NW)usa (United States)yesblockedblockednoneReport
5726292018-11-16 00:08:252607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
5717522018-11-14 19:36:45137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
5717522018-11-14 19:36:452607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
5711012018-11-13 21:51:02137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
5680882018-11-09 00:13:18144.37.34.x/242152 (CSUNET-NW)usa (United States)noblockedblockednoneReport
5679742018-11-08 19:41:17137.164.83.x/242152 (CSUNET-NW)usa (United States)yesblockedblockednoneReport
5679742018-11-08 19:41:172607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
5672362018-11-07 17:12:33137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
5672362018-11-07 17:12:332607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
5668062018-11-07 00:32:21198.189.249.x/242152 (CSUNET-NW)usa (United States)yesblockedblockednoneReport
5666422018-11-06 19:04:37137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
5666002018-11-06 17:56:11137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
5666002018-11-06 17:56:112607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
5661282018-11-05 21:00:26137.164.81.x/242152 (CSUNET-NW)usa (United States)yesblockedblocked/21Report
5661282018-11-05 21:00:262607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
5627432018-10-30 17:58:10137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
5627042018-10-30 16:49:55137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
5627042018-10-30 16:49:552607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
5606012018-10-26 18:36:10134.139.168.x/242152 (CSUNET-NW)usa (United States)yesblockedblockednoneReport
5587302018-10-23 16:26:46137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
5586872018-10-23 15:17:55134.139.190.x/242152 (CSUNET-NW)usa (United States)yesblockedblockednoneReport
5582192018-10-22 20:29:51137.164.81.x/242152 (CSUNET-NW)usa (United States)yesblockedblocked/21Report
5582192018-10-22 20:29:512607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
5565982018-10-19 16:31:27144.37.35.x/242152 (CSUNET-NW)usa (United States)noblockedblockednoneReport
5544622018-10-16 15:20:18137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
5544422018-10-16 14:59:36134.139.244.x/242152 (CSUNET-NW)usa (United States)yesblockedblockednoneReport
5538372018-10-15 16:52:14137.164.83.x/242152 (CSUNET-NW)usa (United States)yesblockedblockednoneReport
5538372018-10-15 16:52:142607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
5533112018-10-14 17:59:39205.154.255.x/242152 (CSUNET-NW)usa (United States)yesunknownunknownnoneReport
5523262018-10-12 15:24:29144.37.35.x/242152 (CSUNET-NW)usa (United States)noblockedblockednoneReport
5510262018-10-10 19:53:24205.154.244.x/242152 (CSUNET-NW)usa (United States)yesblockedreceived/8Report
5502332018-10-09 19:35:59137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
5502332018-10-09 19:35:592607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
5501352018-10-09 17:33:31137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
5501352018-10-09 17:33:312607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
5500872018-10-09 16:47:05137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
5500872018-10-09 16:47:052607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
5500642018-10-09 16:16:32134.139.230.x/242152 (CSUNET-NW)usa (United States)yesblockedblockednoneReport
5499782018-10-09 14:13:53137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
5499782018-10-09 14:13:532607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
5499742018-10-09 14:07:00137.164.83.x/242152 (CSUNET-NW)usa (United States)yesblockedblockednoneReport
5471762018-10-04 16:01:17144.37.35.x/242152 (CSUNET-NW)usa (United States)noblockedblockednoneReport
5468122018-10-04 01:04:28205.154.255.x/242152 (CSUNET-NW)usa (United States)yesunknownunknownnoneReport
5466432018-10-03 18:47:02205.154.244.x/242152 (CSUNET-NW)usa (United States)yesblockedreceived/8Report
5466412018-10-03 18:42:27137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
5466412018-10-03 18:42:272607:f380:axx::/402152 (CSUNET-NW)usa (United States)noblockedblocked/48Report
5459382018-10-02 15:05:04134.139.230.x/242152 (CSUNET-NW)usa (United States)yesblockedblockednoneReport
5458792018-10-02 13:00:34137.164.83.x/242152 (CSUNET-NW)usa (United States)yesblockedblockednoneReport
5452652018-10-01 15:29:07137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
5425392018-09-26 17:40:20205.154.244.x/242152 (CSUNET-NW)usa (United States)yesblockedreceived/8Report
5425352018-09-26 17:36:01137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report
5416882018-09-25 11:54:05137.164.83.x/242152 (CSUNET-NW)usa (United States)yesblockedblockednoneReport
5413562018-09-24 20:40:16137.164.81.x/242152 (CSUNET-NW)usa (United States)yesblockedblocked/21Report
5411892018-09-24 16:06:11137.164.83.x/242152 (CSUNET-NW)usa (United States)noblockedblocked/21Report

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