Table of Contents

Network Abuse

Daily Internet threat information

Network Abuse Usage Processing report

According to“National Tsing-Hua University Network Policy” or “Network Abuse Policy”, the Computer and Communication Center will disconnect the IP of an improper user who gets involved in suspected infringement or attacking the campus network.
The owner(organization network manager) of a banned IP(or a subnet) can apply for reactivating the IP(subnet) to CC center after fixing the problem.

Banned IP List

Update time:Sat Jan 16 19:28:35 2021
Serial numberBlocking timeIP / NetworkTypeComment
12015/02/05 08:57:27140.114.12.5TACERT 
22016/11/23 03:40:26140.114.12.63OPEN-DNS-RESOLVER 
32016/11/24 05:10:33140.114.12.65OPEN-DNS-RESOLVER 
42018/01/04 08:53:29140.114.12.225TACERT 
52020/03/30 08:52:54140.114.14.137MAIL-SPAM 
62019/02/21 13:55:52140.114.14.192TACERT 
72016/11/22 02:00:21140.114.17.60OPEN-DNS-RESOLVER 
82016/09/09 16:44:30140.114.17.97MAIL-SPAM 
92019/05/22 09:10:18140.114.17.191OTHERS 
102018/08/22 09:03:10140.114.17.217TACERT 
112019/12/20 09:06:05140.114.18.18TACERT 
122020/09/17 07:47:02140.114.18.53TACERT 
132020/01/02 16:21:07140.114.19.34TACERT 
142019/12/24 12:36:35140.114.19.105TACERT 
152019/06/24 08:45:34140.114.20.80TACERT 
162020/11/18 13:40:40140.114.20.87TACERT 
172019/08/02 08:26:58140.114.23.25TACERT 
18140.114.24.124TACERT 
192020/04/28 08:57:53140.114.26.148TACERT 
202019/12/09 11:35:25140.114.26.151TACERT 
212019/11/11 09:19:36140.114.28.170TACERT 
222020/02/21 12:00:15140.114.41.3OPEN-SNMP-SERVER 
232020/07/24 21:10:30140.114.41.19OPEN-SNMP-SERVER 
242020/07/13 08:45:33140.114.41.65TACERT 
252016/12/25 10:30:40140.114.42.4OPEN-DNS-RESOLVER 
262020/09/03 08:59:14140.114.42.51OPEN-NTP-SERVER 
272017/09/21 12:30:23140.114.42.67OPEN-DNS-RESOLVER 
282020/07/05 12:30:10140.114.46.1OPEN-SNMP-SERVER 
292020/07/05 12:30:14140.114.46.4OPEN-SNMP-SERVER 
302020/11/17 17:10:25140.114.46.24OPEN-SNMP-SERVER 
312020/03/12 09:23:06140.114.46.114TACERT 
322020/02/12 00:18:22140.114.46.159OPEN-SNMP-SERVER 
332020/07/24 13:00:20140.114.47.24OPEN-SNMP-SERVER 
342020/02/12 00:20:00140.114.47.39OPEN-SNMP-SERVER 
352020/09/30 18:30:10140.114.47.40OPEN-SNMP-SERVER 
362020/02/12 00:17:45140.114.47.190OPEN-SNMP-SERVER 
372020/06/03 12:00:41140.114.48.93OPEN-SNMP-SERVER 
382020/12/18 14:00:27140.114.49.15OPEN-SNMP-SERVER 
392020/03/31 11:00:18140.114.49.116OPEN-SNMP-SERVER 
402020/06/11 16:10:08140.114.49.148OPEN-SNMP-SERVER 
412017/12/29 09:31:11140.114.49.192OTHERS 
422020/07/22 16:50:11140.114.49.196OPEN-SNMP-SERVER 
432020/11/24 01:10:34140.114.49.206OPEN-SNMP-SERVER 
442019/09/10 09:05:43140.114.50.11TACERT 
452020/02/25 15:30:30140.114.50.71OPEN-SNMP-SERVER 
462017/12/13 14:11:25140.114.50.77MAIL-SPAM 
472017/12/13 14:11:58140.114.50.175IP-SCAN-UDP-137 
482020/02/18 04:01:03140.114.50.254OPEN-SNMP-SERVER 
492020/09/11 08:36:48140.114.51.65TACERT 
502016/09/08 19:50:43140.114.51.135OPEN-DNS-RESOLVER 
512017/11/24 09:13:33140.114.56.34TACERT 
522020/10/15 06:45:15140.114.57.16TACERT 
532019/07/26 11:21:46140.114.57.216TACERT 
542017/10/05 08:46:59140.114.58.46TACERT 
552017/10/18 08:23:21140.114.58.68TACERT 
562020/11/16 09:40:14140.114.58.109TACERT 
572019/07/29 12:54:26140.114.58.148TACERT 
582018/11/05 10:43:13140.114.58.176TACERT 
592019/12/30 11:37:27140.114.58.234OTHERS 
602018/09/04 14:38:45140.114.59.154TACERT 
612019/05/08 16:36:30140.114.59.205TACERT 
622020/11/20 09:30:34140.114.66.235OPEN-SNMP-SERVER 
632020/09/29 12:36:40140.114.71.169OTHERS 
642020/11/18 13:36:52140.114.78.33TACERT 
652019/09/04 14:45:00140.114.84.163TACERT 
662020/03/03 14:19:38140.114.88.84TACERT 
672020/12/22 08:40:00140.114.91.236TACERT 
682020/11/25 11:01:00140.114.93.1OTHERS5
692020/03/02 10:27:28140.114.97.137TACERT 
702018/01/05 14:27:06140.114.97.161TACERT 
712018/01/04 10:51:55140.114.97.163TACERT 
722017/08/02 10:37:34140.114.97.164TACERT 
732018/01/05 11:50:58140.114.97.165TACERT 
742015/01/23 14:30:56140.114.97.171TACERT 
752020/11/27 08:35:59140.114.97.200TACERT 
762019/03/04 14:00:40140.114.98.94TACERT 
772020/02/24 15:43:05140.114.103.30TACERT 
782020/05/18 23:30:22140.114.103.66OPEN-SNMP-SERVER 
792017/12/29 09:33:03140.114.103.87OTHERS 
802020/02/25 01:50:15140.114.126.193OPEN-SNMP-SERVER 
812020/06/24 00:14:59140.114.129.73OPEN-SNMP-SERVER 
822020/02/26 13:30:24140.114.129.79OPEN-SNMP-SERVER 
832020/07/05 15:50:21140.114.129.133OPEN-SNMP-SERVER 
842020/02/15 12:50:25140.114.129.174OPEN-SNMP-SERVER 
852020/11/24 01:00:29140.114.147.74OPEN-SNMP-SERVER 
862020/04/27 16:00:31140.114.147.79OPEN-SNMP-SERVER 
872015/04/27 09:33:37140.114.179.66TACERT 
882017/01/19 08:26:01140.114.179.120TACERT 
892018/10/01 09:01:08140.114.179.201TACERT 
902020/12/07 12:40:16140.114.179.249OPEN-SNMP-SERVER 
912019/06/25 09:29:08140.114.182.27OTHERS 
922020/06/20 12:50:08140.114.182.163OPEN-SNMP-SERVER 
932015/03/09 14:17:05140.114.185.22TACERT 
942018/01/18 10:40:23140.114.185.41OPEN-DNS-RESOLVER 
952017/08/01 09:36:29140.114.185.70TACERT 
962018/07/27 09:50:35140.114.185.83TACERT 
972018/01/17 09:00:17140.114.185.155OPEN-DNS-RESOLVER 
982018/01/16 21:20:32140.114.185.185OPEN-DNS-RESOLVER 
992018/01/15 17:30:40140.114.185.201OPEN-DNS-RESOLVER 
1002018/12/11 15:36:39140.114.186.12TACERT 
1012020/07/04 17:30:23140.114.186.14OPEN-SNMP-SERVER 
1022019/03/14 09:04:08140.114.186.66TACERT 
1032019/09/09 08:59:38140.114.186.82TACERT 
1042020/03/03 16:10:14140.114.186.243OPEN-SNMP-SERVER 
1052020/02/12 00:17:52140.114.186.250OPEN-SNMP-SERVER 
1062020/02/12 00:17:11140.114.186.251OPEN-SNMP-SERVER 
1072020/02/12 00:17:48140.114.186.252OPEN-SNMP-SERVER 
1082020/02/12 00:17:19140.114.187.30OPEN-SNMP-SERVER 
1092020/10/15 20:00:11140.114.188.25OPEN-SNMP-SERVER 
1102020/04/13 13:00:08140.114.188.28OPEN-SNMP-SERVER 
1112019/08/29 14:37:35140.114.188.31TACERT 
1122020/10/16 02:10:21140.114.188.34OPEN-SNMP-SERVER 
1132017/08/02 08:33:51140.114.188.103TACERT 
1142020/05/18 09:00:09140.114.188.147OPEN-SNMP-SERVER 
1152020/10/19 12:40:25140.114.193.73OPEN-DNS-RESOLVER 
1162020/09/10 16:10:33140.114.197.92OPEN-DNS-RESOLVER 
1172020/12/15 09:14:13140.114.201.127TACERT 
1182020/12/14 08:43:32140.114.202.14OTHERS 
119140.114.203.230OPEN-SNMP-SERVER1
1202020/10/27 21:40:33140.114.204.192OPEN-DNS-RESOLVER 
121140.114.217.29TACERT 
1222020/11/30 08:50:09140.114.229.19TACERT1
1232020/09/16 01:20:32140.114.230.47OPEN-DNS-RESOLVER 
1242017/07/03 09:33:39140.114.245.192TACERT 
Total 124
Red background means that the blocking has been more than 30 days, yellow background for more than 7 days