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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
8249142020-01-16 16:56:01141.213.173.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
8013132019-12-04 17:46:13141.213.172.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
7825612019-11-04 22:11:53141.213.172.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
7707552019-10-16 17:00:1035.0.28.x/2436375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
7605042019-09-30 18:38:09141.213.173.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
7315202019-08-12 02:08:26141.213.173.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
7230112019-07-27 00:19:20141.213.173.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
6965312019-06-12 02:19:01141.213.168.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
6900982019-05-31 19:56:3035.1.240.x/2436375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
6660222019-04-22 00:59:36141.213.173.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
6623242019-04-15 18:03:2835.3.79.x/2436375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
6568892019-04-06 19:45:4435.3.44.x/2436375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
6508232019-03-27 17:22:3435.3.114.x/2436375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
6480272019-03-22 21:45:51141.213.173.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
6444712019-03-17 15:09:32141.213.168.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
6391032019-03-10 16:05:2435.3.32.x/2436375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
6386192019-03-09 16:51:12141.213.168.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
6382932019-03-09 01:51:52141.213.172.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
6365012019-03-06 18:11:3735.1.223.x/2436375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
6307512019-02-25 19:39:3835.3.74.x/2436375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
6300892019-02-25 01:43:32141.213.169.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
6294582019-02-23 18:11:07141.213.173.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
6263922019-02-18 17:47:4835.3.120.x/2436375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
6259712019-02-17 23:02:41141.213.168.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
6249012019-02-15 15:49:21141.213.172.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
6202672019-02-07 19:27:06141.213.172.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
6183022019-02-04 15:21:2835.3.96.x/2436375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
6136712019-01-27 15:59:20141.213.173.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
6109902019-01-22 16:06:56141.213.168.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
6062622019-01-14 15:54:0235.3.73.x/2436375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
6044192019-01-10 23:59:07141.213.173.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
6036822019-01-09 22:23:50141.213.172.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
6007962019-01-04 21:16:0935.3.16.x/2436375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
5993022019-01-02 13:42:0035.1.134.x/2436375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
5993022019-01-02 13:42:002607:f018:6xx::/4036375 (UMICH-AS-5)usa (United States)noblockedblocked/64Report
5981772018-12-30 20:35:20141.213.169.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
5978742018-12-30 02:14:36141.213.173.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
5955032018-12-25 22:09:38141.213.173.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
5925622018-12-20 13:00:5235.1.197.x/2436375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
5893172018-12-14 19:42:01141.213.135.x/2436375 (UMICH-AS-5)usa (United States)noblockedblocked/24Report
5893172018-12-14 19:42:012607:f018:6xx::/4036375 (UMICH-AS-5)usa (United States)noblockedblocked/64Report
5884652018-12-13 16:11:0335.1.169.x/2436375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
5883952018-12-13 15:03:0435.1.169.x/2436375 (UMICH-AS-5)usa (United States)nounknownblockednoneReport
5872122018-12-12 14:45:0135.1.205.x/2436375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
5839122018-12-06 14:29:18141.213.135.x/2436375 (UMICH-AS-5)usa (United States)noblockedblocked/24Report
5839122018-12-06 14:29:182607:f018:6xx::/4036375 (UMICH-AS-5)usa (United States)noblockedblocked/64Report
5838932018-12-06 13:48:1635.1.227.x/2436375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
5820452018-12-03 13:11:0735.1.186.x/2436375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
5781682018-11-26 19:51:5735.1.209.x/2436375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
5759822018-11-21 15:50:53141.213.135.x/2436375 (UMICH-AS-5)usa (United States)noblockedblocked/24Report
5759822018-11-21 15:50:532607:f018:6xx::/4036375 (UMICH-AS-5)usa (United States)noblockedblocked/64Report
5746202018-11-19 16:59:09141.213.168.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
5729812018-11-16 13:54:4835.1.164.x/2436375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
5718972018-11-15 00:19:022607:f018:xx::/4036375 (UMICH-AS-5)usa (United States)noreceivedreceived/16Report
5708032018-11-13 14:29:3267.194.161.x/2436375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
5708032018-11-13 14:29:322607:f018:xx::/4036375 (UMICH-AS-5)usa (United States)noreceivedreceived/24Report
5672232018-11-07 16:46:31141.213.173.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
5662272018-11-06 00:26:242607:f018:xx::/4036375 (UMICH-AS-5)usa (United States)noreceivedreceived/16Report
5659012018-11-05 13:21:3467.194.161.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
5618222018-10-29 10:46:40141.213.172.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
5401642018-09-22 14:46:1535.2.199.x/2436375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
5350532018-09-13 14:29:54141.213.169.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
5346012018-09-12 20:17:21141.213.172.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
5270742018-08-30 00:27:2135.2.152.x/2436375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
5269412018-08-29 19:15:25141.213.168.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
5268162018-08-29 15:21:11141.213.172.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
5131772018-08-04 22:57:1335.1.171.x/2436375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
5051672018-07-20 19:36:4835.1.194.x/2436375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
5039372018-07-18 17:14:39141.213.172.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
5021902018-07-15 18:32:3435.2.166.x/2436375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
4564182018-05-01 13:38:52141.213.173.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
4560972018-05-01 00:45:27141.213.168.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
4536812018-04-26 19:54:1135.1.193.x/2436375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
4513452018-04-23 13:35:53141.213.173.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
4452732018-04-13 13:25:40141.213.173.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
4349452018-03-27 15:17:39141.213.172.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
4322112018-03-22 19:07:1235.3.40.x/2436375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
4306622018-03-20 13:45:01141.213.168.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
4214202018-03-05 12:49:59141.213.173.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
4187272018-02-28 19:55:34141.213.169.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
4156632018-02-23 14:17:37141.213.173.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
4113572018-02-16 02:57:42141.213.168.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
3987842018-01-26 15:29:51141.213.173.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
3940302018-01-19 02:52:36141.213.169.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
3939312018-01-18 23:17:59141.213.173.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
3854852018-01-05 17:58:32141.213.168.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
3795122017-12-26 09:11:33141.213.169.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
3750862017-12-18 06:06:19141.213.168.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
3608242017-11-26 18:24:55141.213.172.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
3564642017-11-18 20:49:26141.213.168.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
3560612017-11-18 02:52:23141.213.173.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
3498792017-11-08 13:33:47141.213.172.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
3427662017-10-27 22:20:42141.213.169.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
3406992017-10-24 13:59:1835.0.53.x/2436375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
3364612017-10-18 02:16:27141.213.169.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
3323342017-10-11 12:12:21141.213.172.x/2436375 (UMICH-AS-5)usa (United States)noblockedblockednoneReport
2944002017-08-10 18:53:17141.213.169.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
2943692017-08-10 18:14:37141.213.172.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
2796662017-07-22 17:12:47141.213.173.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
2784782017-07-21 02:44:49141.213.168.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
2595232017-06-28 13:17:46141.213.169.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
2591342017-06-28 01:47:34141.213.173.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
2476362017-06-14 14:06:18141.213.173.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
2248842017-05-19 14:49:20141.213.169.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport
2148642017-05-09 21:54:28141.213.169.x/2436375 (UMICH-AS-5)usa (United States)nounknownunknownnoneReport

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