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: Korea, Republic of

Internet Service Provider: KT Corporation

Hostname: unknown

Organization: unknown

Usage Type: unknown

Comments:
Type Details Datetime
attackbots
Aug 24 00:45:23 mail sshd\[5427\]: Invalid user rtholden from 121.136.42.112 port 58614
Aug 24 00:45:23 mail sshd\[5427\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.136.42.112
Aug 24 00:45:25 mail sshd\[5427\]: Failed password for invalid user rtholden from 121.136.42.112 port 58614 ssh2
Aug 24 00:51:21 mail sshd\[6290\]: Invalid user operator from 121.136.42.112 port 45730
Aug 24 00:51:21 mail sshd\[6290\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.136.42.112
2019-08-24 07:09:37
attackbotsspam
Aug 22 15:06:33 MK-Soft-VM3 sshd\[21172\]: Invalid user scanner from 121.136.42.112 port 39324
Aug 22 15:06:33 MK-Soft-VM3 sshd\[21172\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.136.42.112
Aug 22 15:06:35 MK-Soft-VM3 sshd\[21172\]: Failed password for invalid user scanner from 121.136.42.112 port 39324 ssh2
...
2019-08-22 23:11:20
attack
2019-08-18T01:05:41.638525centos sshd\[25529\]: Invalid user hadoop from 121.136.42.112 port 46334
2019-08-18T01:05:41.644037centos sshd\[25529\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=ngw.soundpia.co.kr
2019-08-18T01:05:44.301651centos sshd\[25529\]: Failed password for invalid user hadoop from 121.136.42.112 port 46334 ssh2
2019-08-18 07:12:00
attackspambots
Aug 13 12:14:55 bouncer sshd\[32155\]: Invalid user admin from 121.136.42.112 port 49634
Aug 13 12:14:55 bouncer sshd\[32155\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.136.42.112 
Aug 13 12:14:57 bouncer sshd\[32155\]: Failed password for invalid user admin from 121.136.42.112 port 49634 ssh2
...
2019-08-13 18:46:10
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 121.136.42.112
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 13285
;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			3600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019081300 1800 900 604800 86400

;; Query time: 2 msec
;; SERVER: 67.207.67.2#53(67.207.67.2)
;; WHEN: Tue Aug 13 18:46:00 CST 2019
;; MSG SIZE  rcvd: 118
Host info
112.42.136.121.in-addr.arpa domain name pointer ngw.soundpia.co.kr.
Nslookup info:
Server:		67.207.67.2
Address:	67.207.67.2#53

Non-authoritative answer:
112.42.136.121.in-addr.arpa	name = ngw.soundpia.co.kr.

Authoritative answers can be found from:
Related IP info:
Related comments:
IP Type Details Datetime
41.96.110.95 attackbotsspam
1591647929 - 06/08/2020 22:25:29 Host: 41.96.110.95/41.96.110.95 Port: 22 TCP Blocked
2020-06-09 05:43:56
82.29.138.216 attackbots
Fake Googlebot
2020-06-09 05:51:46
96.77.182.189 attackbotsspam
Jun  9 00:27:10 pkdns2 sshd\[37189\]: Failed password for root from 96.77.182.189 port 46998 ssh2Jun  9 00:29:07 pkdns2 sshd\[37291\]: Failed password for root from 96.77.182.189 port 49454 ssh2Jun  9 00:31:05 pkdns2 sshd\[37426\]: Failed password for root from 96.77.182.189 port 51904 ssh2Jun  9 00:32:59 pkdns2 sshd\[37475\]: Invalid user GardenAdmin from 96.77.182.189Jun  9 00:33:00 pkdns2 sshd\[37475\]: Failed password for invalid user GardenAdmin from 96.77.182.189 port 54356 ssh2Jun  9 00:34:53 pkdns2 sshd\[37550\]: Failed password for root from 96.77.182.189 port 56808 ssh2
...
2020-06-09 05:38:28
116.255.139.236 attackbotsspam
Jun  8 21:24:32 game-panel sshd[5286]: Failed password for root from 116.255.139.236 port 60206 ssh2
Jun  8 21:28:10 game-panel sshd[5464]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=116.255.139.236
Jun  8 21:28:13 game-panel sshd[5464]: Failed password for invalid user eu from 116.255.139.236 port 58334 ssh2
2020-06-09 05:49:38
222.186.180.130 attackspambots
Jun  8 22:01:51 ip-172-31-61-156 sshd[3395]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.180.130  user=root
Jun  8 22:01:53 ip-172-31-61-156 sshd[3395]: Failed password for root from 222.186.180.130 port 40917 ssh2
...
2020-06-09 06:08:47
106.12.90.63 attack
2020-06-08T22:22:38.627677v22018076590370373 sshd[15312]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.90.63
2020-06-08T22:22:38.619654v22018076590370373 sshd[15312]: Invalid user next from 106.12.90.63 port 37500
2020-06-08T22:22:40.931312v22018076590370373 sshd[15312]: Failed password for invalid user next from 106.12.90.63 port 37500 ssh2
2020-06-08T22:25:40.360897v22018076590370373 sshd[13331]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.90.63  user=root
2020-06-08T22:25:42.648902v22018076590370373 sshd[13331]: Failed password for root from 106.12.90.63 port 59350 ssh2
...
2020-06-09 05:29:33
94.230.152.5 attack
Unauthorized IMAP connection attempt
2020-06-09 06:06:35
107.175.84.240 attackbots
Malicious Traffic/Form Submission
2020-06-09 06:01:42
132.232.23.135 attack
Jun  8 23:31:32 eventyay sshd[19130]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=132.232.23.135
Jun  8 23:31:34 eventyay sshd[19130]: Failed password for invalid user jose from 132.232.23.135 port 54392 ssh2
Jun  8 23:36:56 eventyay sshd[19274]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=132.232.23.135
...
2020-06-09 05:53:20
114.118.24.244 attackspambots
Jun  8 23:34:31 lnxmysql61 sshd[17777]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=114.118.24.244
2020-06-09 06:01:12
222.186.175.23 attackspambots
Unauthorized connection attempt detected from IP address 222.186.175.23 to port 22 [T]
2020-06-09 05:33:14
183.129.150.188 attack
IP 183.129.150.188 attacked honeypot on port: 139 at 6/8/2020 9:25:21 PM
2020-06-09 05:37:42
61.16.138.118 attackbotsspam
Jun  8 23:37:53 server sshd[23700]: Failed password for root from 61.16.138.118 port 33160 ssh2
Jun  8 23:44:51 server sshd[24438]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.16.138.118
Jun  8 23:44:53 server sshd[24438]: Failed password for invalid user teamspeam from 61.16.138.118 port 46352 ssh2
...
2020-06-09 05:57:22
192.95.29.220 attackspambots
192.95.29.220 - - [08/Jun/2020:22:38:54 +0100] "POST /wp-login.php HTTP/1.1" 200 5838 "-" "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safari/537.36"
192.95.29.220 - - [08/Jun/2020:22:39:59 +0100] "POST /wp-login.php HTTP/1.1" 200 5845 "-" "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safari/537.36"
192.95.29.220 - - [08/Jun/2020:22:41:01 +0100] "POST /wp-login.php HTTP/1.1" 200 5845 "-" "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safari/537.36"
...
2020-06-09 05:42:35
103.130.214.153 attackspambots
Jun  8 23:28:17 ns381471 sshd[14730]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.130.214.153
Jun  8 23:28:19 ns381471 sshd[14730]: Failed password for invalid user alex from 103.130.214.153 port 60836 ssh2
2020-06-09 05:29:59

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