Logo

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
18646172024-11-20 22:05:512607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18613502024-11-14 22:47:24165.123.228.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
18613502024-11-14 22:47:242607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18613292024-11-14 21:55:192607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18606082024-11-13 20:21:57165.123.230.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
18606082024-11-13 20:21:572607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18604282024-11-13 15:19:252607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18603902024-11-13 14:18:27130.91.216.x/2455 (UPENN)usa (United States)noblockedblocked/16Report
18603902024-11-13 14:18:272607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18573762024-11-07 20:44:15165.123.231.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
18573762024-11-07 20:44:152607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18567582024-11-06 19:00:06165.123.226.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
18567582024-11-06 19:00:062607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18567452024-11-06 18:23:152607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18540612024-11-01 19:55:29165.123.239.x/2455 (UPENN)usa (United States)yesunknownunknownnoneReport
18534532024-10-31 19:21:48165.123.224.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
18534532024-10-31 19:21:482607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18524772024-10-30 09:21:29165.123.228.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
18524772024-10-30 09:21:292607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18524652024-10-30 08:55:262607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18489272024-10-23 07:48:21165.123.227.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
18489272024-10-23 07:48:212607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18450532024-10-16 06:30:22165.123.228.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
18450532024-10-16 06:30:222607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18417062024-10-09 17:25:38165.123.226.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
18417062024-10-09 17:25:382607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18413992024-10-09 04:59:59165.123.225.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
18413992024-10-09 04:59:592607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18404802024-10-07 16:27:56165.123.224.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
18404802024-10-07 16:27:562607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18403982024-10-07 13:53:492607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18381392024-10-02 20:34:58165.123.231.x/2455 (UPENN)usa (United States)yesblockedblocked/17Report
18379782024-10-02 15:24:32165.123.227.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
18379782024-10-02 15:24:322607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18377042024-10-02 03:41:11165.123.228.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
18377042024-10-02 03:41:112607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18339752024-09-25 02:28:15165.123.229.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
18339752024-09-25 02:28:152607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18303752024-09-18 01:21:20165.123.226.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
18303752024-09-18 01:21:202607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18267232024-09-11 00:10:32165.123.231.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
18267232024-09-11 00:10:322607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18267152024-09-10 23:44:432607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18229782024-09-03 22:25:48165.123.226.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
18229782024-09-03 22:25:482607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18204352024-08-29 20:39:44165.123.231.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
18204352024-08-29 20:39:442607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18193622024-08-27 21:06:15165.123.229.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
18193622024-08-27 21:06:152607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18159142024-08-20 20:18:40165.123.231.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
18159142024-08-20 20:18:402607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18158912024-08-20 19:53:21165.123.228.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
18158912024-08-20 19:53:212607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18158642024-08-20 19:16:02130.91.217.x/2455 (UPENN)usa (United States)noblockedblocked/16Report
18158642024-08-20 19:16:022607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18157302024-08-20 15:59:492607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18127612024-08-14 15:21:41165.123.50.x/2455 (UPENN)usa (United States)noblockedblocked/26Report
18127612024-08-14 15:21:412607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18122692024-08-13 18:46:28165.123.225.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
18122692024-08-13 18:46:282607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18097482024-08-08 16:55:47165.123.231.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
18096942024-08-08 14:55:232607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18086472024-08-06 17:23:41165.123.226.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
18086472024-08-06 17:23:412607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18086252024-08-06 16:45:192607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
18061692024-08-01 14:52:412607:f470:xx::/4055 (UPENN)usa (United States)noreceivedreceived/24Report
18050042024-07-30 15:28:11165.123.226.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
18050042024-07-30 15:28:112607:f470:xx::/4055 (UPENN)usa (United States)noreceivedreceived/24Report
18016002024-07-23 14:03:44165.123.229.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
18016002024-07-23 14:03:442607:f470:xx::/4055 (UPENN)usa (United States)noreceivedreceived/24Report
17998062024-07-19 17:02:22165.123.229.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
17998062024-07-19 17:02:222607:f470:xx::/4055 (UPENN)usa (United States)noreceivedreceived/24Report
17985272024-07-17 15:26:02192.5.44.x/2455 (UPENN)usa (United States)yesrewrittenrewrittennoneReport
17985272024-07-17 15:26:022607:f470:xx::/4055 (UPENN)usa (United States)noreceivedreceived/24Report
17977572024-07-16 12:55:02165.123.228.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
17977572024-07-16 12:55:022607:f470:xx::/4055 (UPENN)usa (United States)noreceivedreceived/24Report
17940562024-07-09 19:56:35165.123.229.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
17940562024-07-09 19:56:352607:f470:xx::/4055 (UPENN)usa (United States)noreceivedreceived/24Report
17940252024-07-09 18:58:162607:f470:xx::/4055 (UPENN)usa (United States)noreceivedreceived/24Report
17939862024-07-09 17:54:35165.123.226.x/2455 (UPENN)usa (United States)yesblockedblocked/24Report
17870632024-06-26 19:54:06165.123.226.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
17834692024-06-20 12:47:08165.123.228.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
17834692024-06-20 12:47:082607:f470:xx::/4055 (UPENN)usa (United States)noreceivedreceived/24Report
17762522024-06-07 17:16:04165.123.225.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
17762522024-06-07 17:16:042607:f470:xx::/4055 (UPENN)usa (United States)noreceivedreceived/32Report
17762472024-06-07 17:03:18192.5.44.x/2455 (UPENN)usa (United States)yesrewrittenrewrittennoneReport
17762472024-06-07 17:03:182607:f470:xx::/4055 (UPENN)usa (United States)noreceivedreceived/24Report
17750632024-06-05 17:09:55165.123.229.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
17750632024-06-05 17:09:552607:f470:xx::/4055 (UPENN)usa (United States)noreceivedreceived/24Report
17743912024-06-04 14:11:36165.123.226.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
17743912024-06-04 14:11:362607:f470:xx::/4055 (UPENN)usa (United States)noreceivedreceived/24Report
17737172024-06-03 13:36:32165.123.239.x/2455 (UPENN)usa (United States)yesblockedblockednoneReport
17737172024-06-03 13:36:322607:f470:xx::/4055 (UPENN)usa (United States)nounknownunknownnoneReport
17642802024-05-16 12:50:44165.123.228.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
17642802024-05-16 12:50:442607:f470:xx::/4055 (UPENN)usa (United States)nounknownunknownnoneReport
17633792024-05-14 17:58:43165.123.229.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
17633792024-05-14 17:58:432607:f470:xx::/4055 (UPENN)usa (United States)noreceivedreceived/24Report
17544372024-04-26 17:01:37165.123.225.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
17544372024-04-26 17:01:372607:f470:xx::/4055 (UPENN)usa (United States)noreceivedreceived/24Report
17502912024-04-18 13:01:42165.123.225.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
17502912024-04-18 13:01:422607:f470:xx::/4055 (UPENN)usa (United States)noreceivedreceived/24Report
17436952024-04-05 13:54:18165.123.228.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
17436952024-04-05 13:54:182607:f470:xx::/4055 (UPENN)usa (United States)noreceivedreceived/24Report
17428692024-04-03 21:45:45165.123.231.x/2455 (UPENN)usa (United States)yesunknownunknownnoneReport
17426822024-04-03 15:18:18165.123.230.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
17426822024-04-03 15:18:182607:f470:xx::/4055 (UPENN)usa (United States)noreceivedreceived/24Report
17426092024-04-03 12:53:50165.123.226.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
17426092024-04-03 12:53:502607:f470:xx::/4055 (UPENN)usa (United States)noreceivedreceived/24Report
17369882024-03-22 17:00:26165.123.224.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
17369882024-03-22 17:00:262607:f470:xx::/4055 (UPENN)usa (United States)noreceivedreceived/24Report
17323982024-03-13 12:53:22165.123.231.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
17323982024-03-13 12:53:222607:f470:xx::/4055 (UPENN)usa (United States)noreceivedreceived/24Report
17243042024-02-26 15:06:31165.123.229.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
17243042024-02-26 15:06:312607:f470:xx::/4055 (UPENN)usa (United States)noreceivedreceived/24Report
17242602024-02-26 13:47:44165.123.230.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
17242602024-02-26 13:47:442607:f470:xx::/4055 (UPENN)usa (United States)noreceivedreceived/24Report
17159862024-02-09 13:55:30165.123.228.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
17159862024-02-09 13:55:302607:f470:xx::/4055 (UPENN)usa (United States)noreceivedreceived/24Report
17121322024-02-01 21:59:54165.123.231.x/2455 (UPENN)usa (United States)yesblockedblocked/20Report
17119042024-02-01 14:02:38165.123.225.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
17119042024-02-01 14:02:382607:f470:xx::/4055 (UPENN)usa (United States)noreceivedreceived/24Report
17114412024-01-31 18:41:162607:f470:xx::/4055 (UPENN)usa (United States)noreceivedreceived/24Report
17108932024-01-30 19:08:53165.123.225.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
17108932024-01-30 19:08:532607:f470:xx::/4055 (UPENN)usa (United States)noreceivedreceived/24Report
17071542024-01-23 13:58:50165.123.230.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
16895082023-12-18 18:53:21165.123.229.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
16893772023-12-18 14:53:17165.123.227.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
16893772023-12-18 14:53:172607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
16826252023-12-05 21:45:58130.91.72.x/2455 (UPENN)usa (United States)noblockedblocked/16Report
16826252023-12-05 21:45:582607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
16824422023-12-05 15:43:13165.123.230.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
16824422023-12-05 15:43:132607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
16824002023-12-05 14:11:192607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/40Report
16687572023-11-09 13:35:17165.123.226.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
16687572023-11-09 13:35:172607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
16682832023-11-08 16:25:07165.123.231.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
16682832023-11-08 16:25:072607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
16638352023-10-31 14:09:43165.123.226.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
16638352023-10-31 14:09:432607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
16532222023-10-11 14:03:30165.123.228.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
16532222023-10-11 14:03:302607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
16471582023-09-29 14:14:06165.123.230.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
16471582023-09-29 14:14:062607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
16465812023-09-28 13:38:48165.123.225.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
16465812023-09-28 13:38:482607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
16421302023-09-20 13:35:58165.123.227.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
16421302023-09-20 13:35:582607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
14144472022-08-09 10:00:02130.91.217.x/2455 (UPENN)usa (United States)noblockedblocked/16Report
14144472022-08-09 10:00:022607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
14110522022-08-02 08:53:05130.91.217.x/2455 (UPENN)usa (United States)noblockedblocked/16Report
14110522022-08-02 08:53:052607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
14074822022-07-26 07:46:02130.91.217.x/2455 (UPENN)usa (United States)noblockedblocked/16Report
14074822022-07-26 07:46:022607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
14000392022-07-13 20:47:13128.91.139.x/2455 (UPENN)usa (United States)noblockedblocked/16Report
14000392022-07-13 20:47:132607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
14000282022-07-13 20:33:29128.91.139.x/2455 (UPENN)usa (United States)noblockedblocked/16Report
14000282022-07-13 20:33:292607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
14000162022-07-13 20:12:50165.123.230.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
14000162022-07-13 20:12:502607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
13998872022-07-13 14:24:30128.91.139.x/2455 (UPENN)usa (United States)noblockedblocked/16Report
13998872022-07-13 14:24:302607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
13998482022-07-13 13:21:15165.123.226.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
13998482022-07-13 13:21:152607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
13990432022-07-12 04:15:31130.91.217.x/2455 (UPENN)usa (United States)noblockedblocked/16Report
13990432022-07-12 04:15:312607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
13951712022-07-05 03:08:01130.91.217.x/2455 (UPENN)usa (United States)noblockedblocked/16Report
13951712022-07-05 03:08:012607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
13931172022-06-30 20:39:49165.123.228.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
13931172022-06-30 20:39:492607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
13913462022-06-28 02:00:33130.91.217.x/2455 (UPENN)usa (United States)noblockedblocked/16Report
13913462022-06-28 02:00:332607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
13870482022-06-23 17:17:45165.123.231.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
13870482022-06-23 17:17:452607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
13855512022-06-21 00:53:29130.91.217.x/2455 (UPENN)usa (United States)noblockedblocked/16Report
13855512022-06-21 00:53:292607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report
13821462022-06-14 20:11:13128.91.139.x/2455 (UPENN)usa (United States)noblockedblocked/16Report
13821462022-06-14 20:11:132607:f470:xx::/4055 (UPENN)usa (United States)noblockedblocked/32Report

Next 100
Last Modified