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: China

Internet Service Provider: Tencent Cloud Computing (Beijing) Co. Ltd

Hostname: unknown

Organization: unknown

Usage Type: Data Center/Web Hosting/Transit

Comments:
Type Details Datetime
attack
Nov  4 03:21:10 pl3server sshd[13285]: Invalid user doku from 45.40.242.97
Nov  4 03:21:10 pl3server sshd[13285]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.40.242.97
Nov  4 03:21:12 pl3server sshd[13285]: Failed password for invalid user doku from 45.40.242.97 port 43654 ssh2


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=45.40.242.97
2019-11-07 21:10:40
attackbotsspam
Nov  2 02:15:22 web9 sshd\[4591\]: Invalid user lori from 45.40.242.97
Nov  2 02:15:22 web9 sshd\[4591\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.40.242.97
Nov  2 02:15:23 web9 sshd\[4591\]: Failed password for invalid user lori from 45.40.242.97 port 51646 ssh2
Nov  2 02:20:40 web9 sshd\[5403\]: Invalid user temp from 45.40.242.97
Nov  2 02:20:40 web9 sshd\[5403\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.40.242.97
2019-11-02 20:32:46
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 45.40.242.97
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 18082
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			569	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019110200 1800 900 604800 86400

;; Query time: 86 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sat Nov 02 20:32:42 CST 2019
;; MSG SIZE  rcvd: 116
Host info
Host 97.242.40.45.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 97.242.40.45.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
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188.166.46.64 attack
2020-03-03T04:21:46.988343luisaranguren sshd[3321367]: Invalid user chenggf from 188.166.46.64 port 33028
2020-03-03T04:21:49.415978luisaranguren sshd[3321367]: Failed password for invalid user chenggf from 188.166.46.64 port 33028 ssh2
...
2020-03-03 01:33:28
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Unauthorized connection attempt detected from IP address 196.229.218.173 to port 1433 [J]
2020-03-03 02:10:35
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Unauthorized connection attempt detected from IP address 75.165.34.141 to port 23 [J]
2020-03-03 01:55:54
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Unauthorized connection attempt detected from IP address 185.142.236.35 to port 3128 [J]
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Unauthorized connection attempt detected from IP address 201.16.165.129 to port 23 [J]
2020-03-03 02:09:02
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Unauthorized connection attempt detected from IP address 209.141.61.79 to port 81 [J]
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