Must be a valid IPv4 or IPv6 ip address, e.g. 127.0.0.1 or 2001:DB8:0:0:8:800:200C:417A
Basic Info

City: unknown

Region: unknown

Country: Taiwan, China

Internet Service Provider: Taiwan Academic Network

Hostname: unknown

Organization: unknown

Usage Type: University/College/School

Comments:
Type Details Datetime
attackbots
May 15 14:03:23 myhostname sshd[2949]: Invalid user system from 140.115.8.1
May 15 14:03:23 myhostname sshd[2949]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=140.115.8.1
May 15 14:03:25 myhostname sshd[2949]: Failed password for invalid user system from 140.115.8.1 port 45050 ssh2
May 15 14:03:26 myhostname sshd[2949]: Received disconnect from 140.115.8.1 port 45050:11: Normal Shutdown, Thank you for playing [preauth]
May 15 14:03:26 myhostname sshd[2949]: Disconnected from 140.115.8.1 port 45050 [preauth]


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=140.115.8.1
2020-05-16 01:24:50
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 140.115.8.1
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 16958
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;140.115.8.1.			IN	A

;; AUTHORITY SECTION:
.			497	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2020051501 1800 900 604800 86400

;; Query time: 99 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sat May 16 01:24:44 CST 2020
;; MSG SIZE  rcvd: 115
Host info
Host 1.8.115.140.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 1.8.115.140.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
81.149.238.206 attack
Aug 20 22:31:58 sachi sshd\[21174\]: Invalid user admin from 81.149.238.206
Aug 20 22:31:58 sachi sshd\[21174\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=host81-149-238-206.in-addr.btopenworld.com
Aug 20 22:32:00 sachi sshd\[21174\]: Failed password for invalid user admin from 81.149.238.206 port 35809 ssh2
Aug 20 22:39:29 sachi sshd\[21990\]: Invalid user fastes from 81.149.238.206
Aug 20 22:39:29 sachi sshd\[21990\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=host81-149-238-206.in-addr.btopenworld.com
2019-08-21 16:46:50
177.74.79.142 attackbots
Aug 21 07:40:32 srv206 sshd[10999]: Invalid user llama from 177.74.79.142
...
2019-08-21 16:13:28
190.1.200.122 attackspam
2019-08-21T02:30:42.387433abusebot-3.cloudsearch.cf sshd\[12446\]: Invalid user lhj from 190.1.200.122 port 59773
2019-08-21 16:42:34
185.176.27.30 attack
Port scan on 3 port(s): 23488 23489 24289
2019-08-21 16:01:40
52.82.57.166 attackbots
Aug 21 05:10:29 plex sshd[6329]: Invalid user internatsschule from 52.82.57.166 port 57268
2019-08-21 16:01:01
148.70.218.43 attackbotsspam
$f2bV_matches
2019-08-21 16:02:14
154.66.224.203 attack
2019-08-21T01:29:13.779675abusebot-5.cloudsearch.cf sshd\[30289\]: Invalid user admin1 from 154.66.224.203 port 60521
2019-08-21 16:03:32
193.110.157.151 attack
Automatic report - Banned IP Access
2019-08-21 16:18:51
189.101.129.222 attackspam
Aug 20 20:36:17 sachi sshd\[13941\]: Invalid user centos from 189.101.129.222
Aug 20 20:36:17 sachi sshd\[13941\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=189.101.129.222
Aug 20 20:36:19 sachi sshd\[13941\]: Failed password for invalid user centos from 189.101.129.222 port 38241 ssh2
Aug 20 20:42:18 sachi sshd\[15133\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=189.101.129.222  user=root
Aug 20 20:42:20 sachi sshd\[15133\]: Failed password for root from 189.101.129.222 port 33884 ssh2
2019-08-21 16:42:56
80.211.133.124 attackbotsspam
Jun 24 22:47:44 server sshd\[121301\]: Invalid user gq from 80.211.133.124
Jun 24 22:47:44 server sshd\[121301\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.133.124
Jun 24 22:47:46 server sshd\[121301\]: Failed password for invalid user gq from 80.211.133.124 port 46642 ssh2
...
2019-08-21 15:58:02
138.36.107.73 attackbots
Aug 20 22:12:35 hcbb sshd\[20656\]: Invalid user silvio from 138.36.107.73
Aug 20 22:12:35 hcbb sshd\[20656\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.36.107.73
Aug 20 22:12:37 hcbb sshd\[20656\]: Failed password for invalid user silvio from 138.36.107.73 port 45306 ssh2
Aug 20 22:17:57 hcbb sshd\[21199\]: Invalid user lynn from 138.36.107.73
Aug 20 22:17:57 hcbb sshd\[21199\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.36.107.73
2019-08-21 16:35:24
185.19.250.152 attackspam
Aug 21 07:17:30 mout sshd[15577]: Invalid user network3 from 185.19.250.152 port 2248
2019-08-21 16:34:33
206.217.141.179 attackbots
NAME : AS36352 CIDR : 206.217.141.160/27 | STATUS : 403 {Looking for resource vulnerabilities} DDoS Attack US - block certain countries :) IP: 206.217.141.179  Denial-of-Service Attack (DoS) Detected and Blocked by ADMIN  - data recovery https://help-dysk.pl
2019-08-21 16:29:21
103.140.83.18 attack
Aug 21 04:07:09 TORMINT sshd\[6180\]: Invalid user lin from 103.140.83.18
Aug 21 04:07:09 TORMINT sshd\[6180\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.140.83.18
Aug 21 04:07:11 TORMINT sshd\[6180\]: Failed password for invalid user lin from 103.140.83.18 port 43032 ssh2
...
2019-08-21 16:25:56
115.68.221.245 attackspambots
Aug 21 05:40:32 MK-Soft-VM6 sshd\[31855\]: Invalid user xyz from 115.68.221.245 port 53000
Aug 21 05:40:32 MK-Soft-VM6 sshd\[31855\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=115.68.221.245
Aug 21 05:40:34 MK-Soft-VM6 sshd\[31855\]: Failed password for invalid user xyz from 115.68.221.245 port 53000 ssh2
...
2019-08-21 16:07:04

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