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: United States

Internet Service Provider: Amazon Technologies Inc.

Hostname: unknown

Organization: unknown

Usage Type: Data Center/Web Hosting/Transit

Comments:
Type Details Datetime
attack
Lines containing failures of 3.16.45.140
Aug  2 00:46:22 mailserver sshd[20122]: Invalid user test from 3.16.45.140 port 54846
Aug  2 00:46:22 mailserver sshd[20122]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=3.16.45.140
Aug  2 00:46:24 mailserver sshd[20122]: Failed password for invalid user test from 3.16.45.140 port 54846 ssh2
Aug  2 00:46:24 mailserver sshd[20122]: Received disconnect from 3.16.45.140 port 54846:11: Bye Bye [preauth]
Aug  2 00:46:24 mailserver sshd[20122]: Disconnected from invalid user test 3.16.45.140 port 54846 [preauth]


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=3.16.45.140
2019-08-02 16:16:12
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 3.16.45.140
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 37467
;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			3600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019080200 1800 900 604800 86400

;; Query time: 2 msec
;; SERVER: 67.207.67.2#53(67.207.67.2)
;; WHEN: Fri Aug 02 16:16:03 CST 2019
;; MSG SIZE  rcvd: 115
Host info
140.45.16.3.in-addr.arpa domain name pointer ec2-3-16-45-140.us-east-2.compute.amazonaws.com.
Nslookup info:
Server:		67.207.67.2
Address:	67.207.67.2#53

Non-authoritative answer:
140.45.16.3.in-addr.arpa	name = ec2-3-16-45-140.us-east-2.compute.amazonaws.com.

Authoritative answers can be found from:
Related IP info:
Related comments:
IP Type Details Datetime
91.163.112.140 attackspam
Jun 28 20:02:53 h2177944 sshd\[3210\]: Invalid user victor from 91.163.112.140 port 2169
Jun 28 20:02:53 h2177944 sshd\[3210\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=91.163.112.140
Jun 28 20:02:55 h2177944 sshd\[3210\]: Failed password for invalid user victor from 91.163.112.140 port 2169 ssh2
Jun 28 20:13:33 h2177944 sshd\[3385\]: Invalid user co from 91.163.112.140 port 2240
Jun 28 20:13:33 h2177944 sshd\[3385\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=91.163.112.140
...
2019-06-29 05:22:21
60.104.39.249 attackspam
Wordpress Admin Login attack
2019-06-29 05:04:02
35.224.181.46 attackspam
port scan and connect, tcp 23 (telnet)
2019-06-29 05:08:44
149.28.241.110 attackbotsspam
149.28.241.110 - - [28/Jun/2019:21:28:22 +0200] "GET /wp-login.php HTTP/1.1" 200 1301 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
149.28.241.110 - - [28/Jun/2019:21:28:22 +0200] "POST /wp-login.php HTTP/1.1" 200 1704 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
149.28.241.110 - - [28/Jun/2019:21:28:23 +0200] "GET /wp-login.php HTTP/1.1" 200 1301 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
149.28.241.110 - - [28/Jun/2019:21:28:23 +0200] "POST /wp-login.php HTTP/1.1" 200 1710 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
149.28.241.110 - - [28/Jun/2019:21:28:23 +0200] "GET /wp-login.php HTTP/1.1" 200 1301 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
149.28.241.110 - - [28/Jun/2019:21:28:24 +0200] "POST /wp-login.php HTTP/1.1" 200 1710 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
...
2019-06-29 05:04:24
81.22.45.99 attack
Unauthorised access (Jun 28) SRC=81.22.45.99 LEN=40 TTL=247 ID=21933 TCP DPT=5432 WINDOW=1024 SYN 
Unauthorised access (Jun 28) SRC=81.22.45.99 LEN=40 TTL=248 ID=53133 TCP DPT=111 WINDOW=1024 SYN 
Unauthorised access (Jun 27) SRC=81.22.45.99 LEN=40 TTL=248 ID=25670 TCP DPT=3306 WINDOW=1024 SYN
2019-06-29 04:41:25
162.243.144.116 attack
Port scan: Attack repeated for 24 hours
2019-06-29 05:23:44
170.239.42.44 attackbotsspam
Brute force attempt
2019-06-29 05:22:41
103.23.100.87 attackbots
Unauthorized SSH login attempts
2019-06-29 05:03:38
51.15.235.193 attackbotsspam
Jun 28 13:28:53 bilbo sshd\[2392\]: Failed password for root from 51.15.235.193 port 59334 ssh2\
Jun 28 13:28:56 bilbo sshd\[2396\]: Invalid user minecraft from 51.15.235.193\
Jun 28 13:28:58 bilbo sshd\[2396\]: Failed password for invalid user minecraft from 51.15.235.193 port 50600 ssh2\
Jun 28 13:29:04 bilbo sshd\[2443\]: Invalid user gabriel from 51.15.235.193\
2019-06-29 04:44:45
168.228.150.18 attackbots
libpam_shield report: forced login attempt
2019-06-29 05:16:01
162.243.151.153 attackbotsspam
Port scan: Attack repeated for 24 hours
2019-06-29 04:51:10
168.228.148.211 attack
SMTP-sasl brute force
...
2019-06-29 05:19:23
117.0.200.109 attack
37215/tcp
[2019-06-28]1pkt
2019-06-29 04:53:57
37.59.6.106 attackbotsspam
Jun 28 20:17:52 host sshd\[7244\]: Invalid user siverko from 37.59.6.106 port 39054
Jun 28 20:17:54 host sshd\[7244\]: Failed password for invalid user siverko from 37.59.6.106 port 39054 ssh2
...
2019-06-29 04:47:41
157.230.119.89 attack
k+ssh-bruteforce
2019-06-29 04:50:16

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