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: Gangdong-gu

Region: Seoul

Country: South Korea

Internet Service Provider: unknown

Hostname: unknown

Organization: Korea Telecom

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 <<>> 121.163.187.55
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 47067
;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			3600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019040700 1800 900 604800 86400

;; Query time: 2 msec
;; SERVER: 67.207.67.3#53(67.207.67.3)
;; WHEN: Sun Apr 07 22:47:56 +08 2019
;; MSG SIZE  rcvd: 118

Host info
Host 55.187.163.121.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		67.207.67.3
Address:	67.207.67.3#53

** server can't find 55.187.163.121.in-addr.arpa: NXDOMAIN

Related IP info:
Related comments:
IP Type Details Datetime
117.7.237.181 attack
Honeypot attack, port: 445, PTR: PTR record not found
2020-02-28 18:34:09
2.180.118.13 attackspam
Honeypot attack, port: 81, PTR: PTR record not found
2020-02-28 18:19:00
222.186.175.217 attackbotsspam
2020-02-28T11:39:47.886106scmdmz1 sshd[25227]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.217  user=root
2020-02-28T11:39:49.877454scmdmz1 sshd[25227]: Failed password for root from 222.186.175.217 port 56914 ssh2
2020-02-28T11:39:52.973979scmdmz1 sshd[25227]: Failed password for root from 222.186.175.217 port 56914 ssh2
2020-02-28T11:39:47.886106scmdmz1 sshd[25227]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.217  user=root
2020-02-28T11:39:49.877454scmdmz1 sshd[25227]: Failed password for root from 222.186.175.217 port 56914 ssh2
2020-02-28T11:39:52.973979scmdmz1 sshd[25227]: Failed password for root from 222.186.175.217 port 56914 ssh2
2020-02-28T11:39:50.577190scmdmz1 sshd[25229]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.217  user=root
2020-02-28T11:39:52.979841scmdmz1 sshd[25229]: Failed password for root from 222.186.175.217 port 3088
2020-02-28 18:44:11
180.247.240.4 attack
Honeypot attack, port: 445, PTR: PTR record not found
2020-02-28 18:24:13
120.71.146.45 attack
Feb 27 22:55:07 dallas01 sshd[11520]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=120.71.146.45
Feb 27 22:55:08 dallas01 sshd[11520]: Failed password for invalid user zabbix from 120.71.146.45 port 52761 ssh2
Feb 27 23:03:49 dallas01 sshd[12695]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=120.71.146.45
2020-02-28 18:41:59
171.226.237.39 attack
Honeypot attack, port: 81, PTR: dynamic-ip-adsl.viettel.vn.
2020-02-28 18:13:58
190.117.62.241 attack
Feb 28 10:56:34 sd-53420 sshd\[15990\]: Invalid user user from 190.117.62.241
Feb 28 10:56:34 sd-53420 sshd\[15990\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=190.117.62.241
Feb 28 10:56:36 sd-53420 sshd\[15990\]: Failed password for invalid user user from 190.117.62.241 port 55914 ssh2
Feb 28 11:05:30 sd-53420 sshd\[16724\]: Invalid user test from 190.117.62.241
Feb 28 11:05:30 sd-53420 sshd\[16724\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=190.117.62.241
...
2020-02-28 18:28:45
182.53.41.242 attackspambots
20/2/28@02:26:45: FAIL: IoT-Telnet address from=182.53.41.242
...
2020-02-28 18:46:01
124.105.198.108 attackbots
Honeypot attack, port: 445, PTR: PTR record not found
2020-02-28 18:36:30
185.211.245.170 attack
Feb 28 10:05:25 web01.agentur-b-2.de postfix/smtpd[113583]: warning: unknown[185.211.245.170]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Feb 28 10:05:32 web01.agentur-b-2.de postfix/smtpd[117512]: warning: unknown[185.211.245.170]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Feb 28 10:05:54 web01.agentur-b-2.de postfix/smtpd[119463]: warning: unknown[185.211.245.170]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2020-02-28 18:10:12
183.89.8.187 attackspambots
Honeypot attack, port: 445, PTR: mx-ll-183.89.8-187.dynamic.3bb.co.th.
2020-02-28 18:36:57
218.92.0.175 attackspambots
pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.175  user=root
Failed password for root from 218.92.0.175 port 28895 ssh2
Failed password for root from 218.92.0.175 port 28895 ssh2
Failed password for root from 218.92.0.175 port 28895 ssh2
Failed password for root from 218.92.0.175 port 28895 ssh2
2020-02-28 18:31:24
182.61.36.56 attackspambots
Feb 28 09:01:55 mailserver sshd\[23990\]: Invalid user guest3 from 182.61.36.56
...
2020-02-28 18:40:34
31.28.108.175 attackspam
unauthorized connection attempt
2020-02-28 18:49:41
111.235.212.61 attackspam
Honeypot attack, port: 81, PTR: PTR record not found
2020-02-28 18:39:58

Recently Reported IPs

106.12.215.87 103.212.90.9 5.173.188.62 125.224.27.56
190.94.139.226 104.227.240.26 181.165.211.14 23.236.75.115
122.10.90.13 103.216.82.46 37.40.131.7 201.176.75.90
47.138.215.179 2.81.91.13 2.135.189.30 194.8.129.63
190.197.105.249 118.24.30.97 164.52.44.198 213.209.114.26