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:Sun Aug 09 04:21:56 2020
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 
122020/01/02 16:21:07140.114.19.34TACERT 
132019/12/24 12:36:35140.114.19.105TACERT 
142019/06/24 08:45:34140.114.20.80TACERT 
152019/08/02 08:26:58140.114.23.25TACERT 
162020/04/28 08:57:53140.114.26.148TACERT1
172019/12/09 11:35:25140.114.26.151TACERT 
182019/11/11 09:19:36140.114.28.170TACERT 
192020/02/21 12:00:15140.114.41.3OPEN-SNMP-SERVER 
202020/07/24 21:10:30140.114.41.19OPEN-SNMP-SERVER 
212020/07/13 08:45:33140.114.41.65TACERT 
222016/12/25 10:30:40140.114.42.4OPEN-DNS-RESOLVER 
232017/09/21 12:30:23140.114.42.67OPEN-DNS-RESOLVER 
242020/07/05 12:30:10140.114.46.1OPEN-SNMP-SERVER 
252020/07/05 12:30:14140.114.46.4OPEN-SNMP-SERVER 
262020/03/12 09:23:06140.114.46.114TACERT 
272020/02/12 00:18:22140.114.46.159OPEN-SNMP-SERVER 
282020/07/24 13:00:20140.114.47.24OPEN-SNMP-SERVER 
292020/02/12 00:20:00140.114.47.39OPEN-SNMP-SERVER 
302020/07/09 09:35:20140.114.47.141TACERT 
312020/02/12 00:17:45140.114.47.190OPEN-SNMP-SERVER 
322020/06/03 12:00:41140.114.48.93OPEN-SNMP-SERVER 
332020/03/31 11:00:18140.114.49.116OPEN-SNMP-SERVER 
342020/06/11 16:10:08140.114.49.148OPEN-SNMP-SERVER 
352017/12/29 09:31:11140.114.49.192OTHERS 
362020/07/22 16:50:11140.114.49.196OPEN-SNMP-SERVER 
372019/09/10 09:05:43140.114.50.11TACERT 
382020/02/25 15:30:30140.114.50.71OPEN-SNMP-SERVER 
392017/12/13 14:11:25140.114.50.77MAIL-SPAM 
402017/12/13 14:11:58140.114.50.175IP-SCAN-UDP-137 
412020/02/18 04:01:03140.114.50.254OPEN-SNMP-SERVER 
422016/09/08 19:50:43140.114.51.135OPEN-DNS-RESOLVER 
432020/06/12 06:20:55140.114.53.250OPEN-NTP-SERVER 
442020/08/03 19:52:43140.114.55.252OPEN-NTP-SERVER 
452017/11/24 09:13:33140.114.56.34TACERT 
462019/07/26 11:21:46140.114.57.216TACERT 
472017/10/05 08:46:59140.114.58.46TACERT 
482017/10/18 08:23:21140.114.58.68TACERT 
492019/07/29 12:54:26140.114.58.148TACERT 
502018/11/05 10:43:13140.114.58.176TACERT 
512019/12/30 11:37:27140.114.58.234OTHERS 
522018/09/04 14:38:45140.114.59.154TACERT 
532019/05/08 16:36:30140.114.59.205TACERT 
542020/05/04 11:24:01140.114.79.139TACERT 
552020/04/15 08:20:35140.114.82.155OPEN-SNMP-SERVER2
562019/09/04 14:45:00140.114.84.163TACERT 
572020/03/03 14:19:38140.114.88.84TACERT 
582020/03/02 10:27:28140.114.97.137TACERT1
592018/01/05 14:27:06140.114.97.161TACERT 
602018/01/04 10:51:55140.114.97.163TACERT 
612017/08/02 10:37:34140.114.97.164TACERT 
622018/01/05 11:50:58140.114.97.165TACERT 
632015/01/23 14:30:56140.114.97.171TACERT 
642019/03/04 14:00:40140.114.98.94TACERT 
652020/02/24 15:31:01140.114.102.108TACERT 
662020/05/06 11:35:12140.114.102.112TACERT 
672020/02/24 15:43:05140.114.103.30TACERT 
682020/05/18 23:30:22140.114.103.66OPEN-SNMP-SERVER 
692017/12/29 09:33:03140.114.103.87OTHERS 
702020/06/09 09:05:23140.114.108.60TACERT 
712020/07/22 13:36:04140.114.108.105TACERT 
722020/06/01 14:40:19140.114.108.128OPEN-SNMP-SERVER 
732020/02/17 15:30:21140.114.108.192OPEN-SNMP-SERVER 
742017/06/21 13:39:59140.114.114.2OTHERS 
752017/10/19 10:07:11140.114.115.179TACERT 
762019/03/20 09:34:49140.114.116.209TACERT 
772020/06/09 19:57:04140.114.119.221OPEN-NTP-SERVER 
782020/02/25 01:50:15140.114.126.193OPEN-SNMP-SERVER 
792020/06/24 00:14:59140.114.129.73OPEN-SNMP-SERVER 
802020/02/26 13:30:24140.114.129.79OPEN-SNMP-SERVER 
812020/07/05 15:50:21140.114.129.133OPEN-SNMP-SERVER 
822020/02/15 12:50:25140.114.129.174OPEN-SNMP-SERVER 
832020/04/27 16:00:31140.114.147.79OPEN-SNMP-SERVER4
842015/04/27 09:33:37140.114.179.66TACERT 
852017/01/19 08:26:01140.114.179.120TACERT 
862018/10/01 09:01:08140.114.179.201TACERT 
872019/06/25 09:29:08140.114.182.27OTHERS 
882020/06/20 12:50:08140.114.182.163OPEN-SNMP-SERVER 
892015/03/09 14:17:05140.114.185.22TACERT 
902018/01/18 10:40:23140.114.185.41OPEN-DNS-RESOLVER 
912017/08/01 09:36:29140.114.185.70TACERT 
922018/07/27 09:50:35140.114.185.83TACERT 
932018/01/17 09:00:17140.114.185.155OPEN-DNS-RESOLVER 
942018/01/16 21:20:32140.114.185.185OPEN-DNS-RESOLVER 
952018/01/15 17:30:40140.114.185.201OPEN-DNS-RESOLVER 
962020/07/30 13:10:11140.114.186.1OPEN-SNMP-SERVER 
972018/12/11 15:36:39140.114.186.12TACERT 
982020/07/04 17:30:23140.114.186.14OPEN-SNMP-SERVER 
992019/03/14 09:04:08140.114.186.66TACERT 
1002019/09/09 08:59:38140.114.186.82TACERT 
1012020/03/03 16:10:14140.114.186.243OPEN-SNMP-SERVER 
1022020/02/12 00:17:52140.114.186.250OPEN-SNMP-SERVER 
1032020/02/12 00:17:11140.114.186.251OPEN-SNMP-SERVER 
1042020/02/12 00:17:48140.114.186.252OPEN-SNMP-SERVER 
1052020/02/12 00:17:19140.114.187.30OPEN-SNMP-SERVER 
1062020/04/13 13:00:08140.114.188.28OPEN-SNMP-SERVER 
1072019/08/29 14:37:35140.114.188.31TACERT 
1082017/08/02 08:33:51140.114.188.103TACERT 
1092020/05/18 09:00:09140.114.188.147OPEN-SNMP-SERVER 
1102020/06/30 14:11:03140.114.203.230OPEN-SNMP-SERVER 
1112020/07/26 00:20:23140.114.234.1OPEN-DNS-RESOLVER 
1122017/07/03 09:33:39140.114.245.192TACERT 
Total 112
Red background means that the blocking has been more than 30 days, yellow background for more than 7 days