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: unknown

Hostname: unknown

Organization: unknown

Usage Type: unknown

Comments:
No discussion about this IP yet. Click above link to make one.
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 121.172.210.139
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 31166
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			486	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019122600 1800 900 604800 86400

;; Query time: 115 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Dec 27 01:54:45 CST 2019
;; MSG SIZE  rcvd: 119
Host info
Host 139.210.172.121.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 139.210.172.121.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
187.5.3.56 attack
Jun 14 12:42:37 ws26vmsma01 sshd[95451]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=187.5.3.56
Jun 14 12:42:39 ws26vmsma01 sshd[95451]: Failed password for invalid user zena from 187.5.3.56 port 49336 ssh2
...
2020-06-15 04:56:56
64.227.12.136 attackspam
06/14/2020-16:32:29.380791 64.227.12.136 Protocol: 6 ET SCAN NMAP -sS window 1024
2020-06-15 05:08:30
45.152.199.114 attackspam
Unauthorized access detected from black listed ip!
2020-06-15 04:55:57
118.27.21.194 attack
2020-06-14T17:36:31.517653n23.at sshd[13915]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.27.21.194  user=root
2020-06-14T17:36:33.712086n23.at sshd[13915]: Failed password for root from 118.27.21.194 port 58682 ssh2
2020-06-14T17:38:03.143558n23.at sshd[14923]: Invalid user op from 118.27.21.194 port 53472
...
2020-06-15 05:08:11
45.143.223.154 attack
Rude login attack (26 tries in 1d)
2020-06-15 04:54:16
207.157.190.116 attack
X-Atlas-Received: from 10.248.233.148 by atlas212.free.mail.gq1.yahoo.com with http; Sun, 14 Jun 2020 09:14:01 +0000
Return-Path: 
Received: from 207.157.190.116 (EHLO DOEXCHCAS2.ad.venturausd.org)
 by atlas212.free.mail.gq1.yahoo.com with SMTPs; Sun, 14 Jun 2020 09:14:01 +0000
X-Originating-Ip: [207.157.190.116]
Received-SPF: pass (domain of venturausd.org designates 207.157.190.116 as permitted sender)
Authentication-Results: atlas212.free.mail.gq1.yahoo.com;
 spf=pass smtp.mailfrom=venturausd.org;
 dmarc=unknown
2020-06-15 04:57:44
49.235.86.177 attack
2020-06-14T22:31:36+0200 Failed SSH Authentication/Brute Force Attack. (Server 4)
2020-06-15 04:33:25
195.204.16.82 attack
Jun 14 22:16:49 legacy sshd[3485]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=195.204.16.82
Jun 14 22:16:51 legacy sshd[3485]: Failed password for invalid user manager1 from 195.204.16.82 port 43096 ssh2
Jun 14 22:19:50 legacy sshd[3688]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=195.204.16.82
...
2020-06-15 04:36:00
185.220.101.211 attack
Jun 14 20:29:13 mellenthin sshd[10636]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=185.220.101.211  user=root
Jun 14 20:29:15 mellenthin sshd[10636]: Failed password for invalid user root from 185.220.101.211 port 2708 ssh2
2020-06-15 04:45:21
88.218.16.43 attackbotsspam
Jun 14 22:38:27 h2779839 sshd[31921]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=88.218.16.43  user=root
Jun 14 22:38:29 h2779839 sshd[31921]: Failed password for root from 88.218.16.43 port 59668 ssh2
Jun 14 22:38:35 h2779839 sshd[31923]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=88.218.16.43  user=root
Jun 14 22:38:37 h2779839 sshd[31923]: Failed password for root from 88.218.16.43 port 37160 ssh2
Jun 14 22:38:42 h2779839 sshd[31925]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=88.218.16.43  user=root
Jun 14 22:38:44 h2779839 sshd[31925]: Failed password for root from 88.218.16.43 port 42904 ssh2
Jun 14 22:38:50 h2779839 sshd[31929]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=88.218.16.43  user=root
Jun 14 22:38:51 h2779839 sshd[31929]: Failed password for root from 88.218.16.43 port 48780 ssh2
Jun 14 22:38
...
2020-06-15 05:13:03
139.198.5.79 attackspam
2020-06-14T18:22:20.389084abusebot.cloudsearch.cf sshd[27854]: Invalid user wallace from 139.198.5.79 port 33748
2020-06-14T18:22:20.394765abusebot.cloudsearch.cf sshd[27854]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.198.5.79
2020-06-14T18:22:20.389084abusebot.cloudsearch.cf sshd[27854]: Invalid user wallace from 139.198.5.79 port 33748
2020-06-14T18:22:23.081606abusebot.cloudsearch.cf sshd[27854]: Failed password for invalid user wallace from 139.198.5.79 port 33748 ssh2
2020-06-14T18:25:28.726874abusebot.cloudsearch.cf sshd[28085]: Invalid user cym from 139.198.5.79 port 55542
2020-06-14T18:25:28.732257abusebot.cloudsearch.cf sshd[28085]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.198.5.79
2020-06-14T18:25:28.726874abusebot.cloudsearch.cf sshd[28085]: Invalid user cym from 139.198.5.79 port 55542
2020-06-14T18:25:30.560987abusebot.cloudsearch.cf sshd[28085]: Failed password for invalid
...
2020-06-15 04:44:52
45.152.199.27 attack
Unauthorized access detected from black listed ip!
2020-06-15 04:53:59
103.73.212.51 attackspam
1592138553 - 06/14/2020 14:42:33 Host: 103.73.212.51/103.73.212.51 Port: 445 TCP Blocked
2020-06-15 05:04:48
37.0.85.119 attack
DATE:2020-06-14 14:42:23, IP:37.0.85.119, PORT:5900 VNC brute force auth on honeypot server (epe-honey1-hq)
2020-06-15 05:07:04
67.143.176.177 attackbots
Brute forcing email accounts
2020-06-15 05:12:16

Recently Reported IPs

175.210.36.137 96.44.185.6 42.112.181.6 200.57.252.135
183.82.118.71 200.57.240.171 207.46.13.3 52.176.104.121
139.199.187.75 45.143.223.107 139.198.15.18 87.156.189.153
200.57.236.59 134.175.131.100 61.75.250.150 134.175.113.143
162.164.137.22 106.239.241.136 198.5.158.51 134.159.84.86