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
attackbotsspam
Nov 19 19:11:10 legacy sshd[27333]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.138.213.2
Nov 19 19:11:12 legacy sshd[27333]: Failed password for invalid user Webmaster!@#$% from 121.138.213.2 port 24478 ssh2
Nov 19 19:15:00 legacy sshd[27453]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.138.213.2
...
2019-11-20 02:15:10
attack
Nov 15 15:37:40 eventyay sshd[10495]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.138.213.2
Nov 15 15:37:42 eventyay sshd[10495]: Failed password for invalid user giuhat from 121.138.213.2 port 44151 ssh2
Nov 15 15:42:02 eventyay sshd[10547]: Failed password for root from 121.138.213.2 port 27420 ssh2
...
2019-11-16 02:04:08
attack
Nov  8 06:53:57 MK-Soft-VM3 sshd[6824]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.138.213.2 
Nov  8 06:53:58 MK-Soft-VM3 sshd[6824]: Failed password for invalid user 123!@#qwe from 121.138.213.2 port 50693 ssh2
...
2019-11-08 14:27:22
attack
Nov  3 14:23:53 ArkNodeAT sshd\[15964\]: Invalid user temp from 121.138.213.2
Nov  3 14:23:53 ArkNodeAT sshd\[15964\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.138.213.2
Nov  3 14:23:55 ArkNodeAT sshd\[15964\]: Failed password for invalid user temp from 121.138.213.2 port 32376 ssh2
2019-11-03 21:43:23
attackbotsspam
Oct 31 16:59:04 ns381471 sshd[8394]: Failed password for root from 121.138.213.2 port 41534 ssh2
2019-11-01 00:14:49
attackspam
Oct 31 04:56:09 ArkNodeAT sshd\[29482\]: Invalid user user from 121.138.213.2
Oct 31 04:56:09 ArkNodeAT sshd\[29482\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.138.213.2
Oct 31 04:56:11 ArkNodeAT sshd\[29482\]: Failed password for invalid user user from 121.138.213.2 port 19864 ssh2
2019-10-31 12:52:02
attackspambots
Automatic report - Banned IP Access
2019-10-26 17:35:43
attackspam
*Port Scan* detected from 121.138.213.2 (KR/South Korea/-). 4 hits in the last 140 seconds
2019-10-25 16:11:28
attack
SSH brutforce
2019-10-20 15:13:01
attackspambots
Oct 18 21:52:53 MK-Soft-VM4 sshd[6013]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.138.213.2 
Oct 18 21:52:55 MK-Soft-VM4 sshd[6013]: Failed password for invalid user hunter3 from 121.138.213.2 port 62571 ssh2
...
2019-10-19 04:40:30
attack
Oct 18 09:53:42 dev0-dcde-rnet sshd[21083]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.138.213.2
Oct 18 09:53:44 dev0-dcde-rnet sshd[21083]: Failed password for invalid user dentontr from 121.138.213.2 port 47740 ssh2
Oct 18 09:58:00 dev0-dcde-rnet sshd[21085]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.138.213.2
2019-10-18 16:17:51
attack
Oct 16 09:21:06 OPSO sshd\[27945\]: Invalid user sdtdserver from 121.138.213.2 port 62784
Oct 16 09:21:06 OPSO sshd\[27945\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.138.213.2
Oct 16 09:21:08 OPSO sshd\[27945\]: Failed password for invalid user sdtdserver from 121.138.213.2 port 62784 ssh2
Oct 16 09:25:26 OPSO sshd\[28621\]: Invalid user abele from 121.138.213.2 port 45995
Oct 16 09:25:26 OPSO sshd\[28621\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.138.213.2
2019-10-16 19:23:12
attackbotsspam
Oct 14 10:34:08 cvbnet sshd[6508]: Failed password for root from 121.138.213.2 port 30775 ssh2
...
2019-10-14 16:54:03
attackbots
Oct  5 06:21:31 game-panel sshd[22335]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.138.213.2
Oct  5 06:21:32 game-panel sshd[22335]: Failed password for invalid user Kitty2017 from 121.138.213.2 port 39269 ssh2
Oct  5 06:25:53 game-panel sshd[22613]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.138.213.2
2019-10-05 14:26:56
attackspam
Oct  3 20:00:30 webhost01 sshd[15895]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.138.213.2
Oct  3 20:00:32 webhost01 sshd[15895]: Failed password for invalid user chase from 121.138.213.2 port 16489 ssh2
...
2019-10-03 21:29:02
attackspam
2019-09-25T08:19:05.489622tmaserv sshd\[28913\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.138.213.2
2019-09-25T08:19:07.317847tmaserv sshd\[28913\]: Failed password for invalid user gitlab from 121.138.213.2 port 11145 ssh2
2019-09-25T08:32:18.433670tmaserv sshd\[29683\]: Invalid user kumi from 121.138.213.2 port 18987
2019-09-25T08:32:18.438241tmaserv sshd\[29683\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.138.213.2
2019-09-25T08:32:20.798985tmaserv sshd\[29683\]: Failed password for invalid user kumi from 121.138.213.2 port 18987 ssh2
2019-09-25T08:36:34.978954tmaserv sshd\[29960\]: Invalid user valid from 121.138.213.2 port 59281
...
2019-09-25 15:02:50
attackspam
Sep 20 07:50:52 icinga sshd[15295]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.138.213.2
Sep 20 07:50:55 icinga sshd[15295]: Failed password for invalid user applmgr from 121.138.213.2 port 42183 ssh2
...
2019-09-20 13:59:30
attackspam
Sep 19 10:56:32 TORMINT sshd\[31829\]: Invalid user ghm from 121.138.213.2
Sep 19 10:56:32 TORMINT sshd\[31829\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.138.213.2
Sep 19 10:56:34 TORMINT sshd\[31829\]: Failed password for invalid user ghm from 121.138.213.2 port 50554 ssh2
...
2019-09-19 23:11:00
attackspambots
Sep 19 00:29:34 friendsofhawaii sshd\[4475\]: Invalid user testuser from 121.138.213.2
Sep 19 00:29:34 friendsofhawaii sshd\[4475\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.138.213.2
Sep 19 00:29:36 friendsofhawaii sshd\[4475\]: Failed password for invalid user testuser from 121.138.213.2 port 56792 ssh2
Sep 19 00:34:19 friendsofhawaii sshd\[4868\]: Invalid user webalizer from 121.138.213.2
Sep 19 00:34:19 friendsofhawaii sshd\[4868\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.138.213.2
2019-09-19 18:50:08
attackbotsspam
Aug 30 19:00:37 sachi sshd\[30587\]: Invalid user localadmin from 121.138.213.2
Aug 30 19:00:37 sachi sshd\[30587\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.138.213.2
Aug 30 19:00:39 sachi sshd\[30587\]: Failed password for invalid user localadmin from 121.138.213.2 port 56346 ssh2
Aug 30 19:05:38 sachi sshd\[31106\]: Invalid user user1 from 121.138.213.2
Aug 30 19:05:38 sachi sshd\[31106\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.138.213.2
2019-08-31 17:17:22
attack
Aug 25 18:24:05 apollo sshd\[13929\]: Failed password for root from 121.138.213.2 port 54554 ssh2Aug 25 18:38:51 apollo sshd\[13956\]: Invalid user jira from 121.138.213.2Aug 25 18:38:53 apollo sshd\[13956\]: Failed password for invalid user jira from 121.138.213.2 port 54752 ssh2
...
2019-08-26 01:52:05
attackspambots
Aug 20 05:05:10 SilenceServices sshd[8479]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.138.213.2
Aug 20 05:05:12 SilenceServices sshd[8479]: Failed password for invalid user fabercastell from 121.138.213.2 port 30582 ssh2
Aug 20 05:09:53 SilenceServices sshd[12282]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.138.213.2
2019-08-20 11:19:41
attack
Aug  9 14:12:33 * sshd[31132]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.138.213.2
Aug  9 14:12:36 * sshd[31132]: Failed password for invalid user otto from 121.138.213.2 port 29889 ssh2
2019-08-09 20:47:32
attackbots
2019-07-31T20:51:28.825666abusebot-5.cloudsearch.cf sshd\[10648\]: Invalid user ndabezinhle from 121.138.213.2 port 24113
2019-08-01 04:52:27
attackbots
2019-07-27T03:10:22.844356abusebot-7.cloudsearch.cf sshd\[6782\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.138.213.2  user=root
2019-07-27 11:22:31
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 121.138.213.2
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 49593
;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			3600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019072602 1800 900 604800 86400

;; Query time: 2 msec
;; SERVER: 67.207.67.2#53(67.207.67.2)
;; WHEN: Sat Jul 27 11:22:21 CST 2019
;; MSG SIZE  rcvd: 117
Host info
Host 2.213.138.121.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		67.207.67.2
Address:	67.207.67.2#53

** server can't find 2.213.138.121.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
113.170.71.212 attack
Unauthorized connection attempt from IP address 113.170.71.212 on Port 445(SMB)
2019-10-19 23:16:27
92.241.105.175 attack
Unauthorized connection attempt from IP address 92.241.105.175 on Port 445(SMB)
2019-10-19 23:56:23
117.214.111.167 attack
Unauthorized connection attempt from IP address 117.214.111.167 on Port 445(SMB)
2019-10-19 23:29:24
124.158.160.34 attack
Unauthorized connection attempt from IP address 124.158.160.34 on Port 445(SMB)
2019-10-19 23:38:44
178.62.220.28 attack
WordPress wp-login brute force :: 178.62.220.28 0.048 BYPASS [19/Oct/2019:23:01:20  1100] [censored_2] "POST /wp-login.php HTTP/1.1" 200 4630 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
2019-10-19 23:40:39
142.44.160.214 attackspam
Oct 19 13:57:04 MK-Soft-VM3 sshd[26535]: Failed password for root from 142.44.160.214 port 33253 ssh2
...
2019-10-19 23:21:06
87.203.202.31 attack
Unauthorized connection attempt from IP address 87.203.202.31 on Port 445(SMB)
2019-10-19 23:40:08
84.54.79.213 attackspam
Oct 19 13:54:05 mxgate1 postfix/postscreen[17805]: CONNECT from [84.54.79.213]:62929 to [176.31.12.44]:25
Oct 19 13:54:05 mxgate1 postfix/dnsblog[18067]: addr 84.54.79.213 listed by domain zen.spamhaus.org as 127.0.0.11
Oct 19 13:54:05 mxgate1 postfix/dnsblog[18067]: addr 84.54.79.213 listed by domain zen.spamhaus.org as 127.0.0.4
Oct 19 13:54:05 mxgate1 postfix/dnsblog[18068]: addr 84.54.79.213 listed by domain cbl.abuseat.org as 127.0.0.2
Oct 19 13:54:05 mxgate1 postfix/postscreen[17805]: PREGREET 21 after 0.15 from [84.54.79.213]:62929: EHLO [84.54.79.213]

Oct 19 13:54:05 mxgate1 postfix/dnsblog[18065]: addr 84.54.79.213 listed by domain b.barracudacentral.org as 127.0.0.2
Oct 19 13:54:07 mxgate1 postfix/postscreen[17805]: DNSBL rank 4 for [84.54.79.213]:62929
Oct x@x
Oct 19 13:54:07 mxgate1 postfix/postscreen[17805]: HANGUP after 0.44 from [84.54.79.213]:62929 in tests after SMTP handshake
Oct 19 13:54:07 mxgate1 postfix/postscreen[17805]: DISCONNECT [84.54.79.213]........
-------------------------------
2019-10-19 23:22:40
192.241.213.168 attack
Oct 19 10:22:00 ny01 sshd[32023]: Failed password for root from 192.241.213.168 port 52046 ssh2
Oct 19 10:26:17 ny01 sshd[333]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=192.241.213.168
Oct 19 10:26:20 ny01 sshd[333]: Failed password for invalid user clamav from 192.241.213.168 port 35062 ssh2
2019-10-19 23:39:52
14.18.32.156 attack
Oct 19 14:01:31 bouncer sshd\[17618\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=14.18.32.156  user=root
Oct 19 14:01:33 bouncer sshd\[17618\]: Failed password for root from 14.18.32.156 port 41427 ssh2
Oct 19 14:01:37 bouncer sshd\[17620\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=14.18.32.156  user=root
...
2019-10-19 23:23:35
121.204.138.187 attackbots
2019-10-19T15:21:57.784473abusebot-8.cloudsearch.cf sshd\[9900\]: Invalid user fk from 121.204.138.187 port 41804
2019-10-19 23:58:21
34.76.123.164 attack
Looking for resource vulnerabilities
2019-10-19 23:46:39
101.99.80.99 attack
[ssh] SSH attack
2019-10-19 23:11:07
218.150.220.198 attackspam
2019-10-19T16:20:34.313886tmaserv sshd\[31778\]: Invalid user benites from 218.150.220.198 port 52326
2019-10-19T16:20:34.318606tmaserv sshd\[31778\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.150.220.198
2019-10-19T16:20:36.601762tmaserv sshd\[31778\]: Failed password for invalid user benites from 218.150.220.198 port 52326 ssh2
2019-10-19T17:06:51.406575tmaserv sshd\[1275\]: Invalid user chicago from 218.150.220.198 port 53294
2019-10-19T17:06:51.410807tmaserv sshd\[1275\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.150.220.198
2019-10-19T17:06:53.261746tmaserv sshd\[1275\]: Failed password for invalid user chicago from 218.150.220.198 port 53294 ssh2
...
2019-10-20 00:01:47
222.186.175.154 attack
Oct 19 15:41:58 ip-172-31-1-72 sshd\[16468\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.154  user=root
Oct 19 15:42:00 ip-172-31-1-72 sshd\[16468\]: Failed password for root from 222.186.175.154 port 51590 ssh2
Oct 19 15:42:05 ip-172-31-1-72 sshd\[16468\]: Failed password for root from 222.186.175.154 port 51590 ssh2
Oct 19 15:42:10 ip-172-31-1-72 sshd\[16468\]: Failed password for root from 222.186.175.154 port 51590 ssh2
Oct 19 15:42:15 ip-172-31-1-72 sshd\[16468\]: Failed password for root from 222.186.175.154 port 51590 ssh2
2019-10-19 23:47:36

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