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: Geumcheon-gu

Region: Seoul

Country: South Korea

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:
b'
; <<>> DiG 9.11.3-1ubuntu1.15-Ubuntu <<>> 121.140.146.203
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 20637
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 65494
;; QUESTION SECTION:
;121.140.146.203.		IN	A

;; Query time: 1 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Sat Jun 26 17:41:39 CST 2021
;; MSG SIZE  rcvd: 44

'
Host info
Host 203.146.140.121.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 203.146.140.121.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
188.210.183.61 attackspam
Automatic report - Port Scan Attack
2020-02-28 13:09:33
1.243.143.233 attackbotsspam
port scan and connect, tcp 23 (telnet)
2020-02-28 13:12:57
178.159.44.221 attackspambots
Feb 28 02:38:45 sso sshd[27339]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.159.44.221
Feb 28 02:38:47 sso sshd[27339]: Failed password for invalid user test1 from 178.159.44.221 port 37412 ssh2
...
2020-02-28 10:17:20
206.189.142.107 attackbots
Invalid user miyazawa from 206.189.142.107 port 58764
2020-02-28 10:13:11
114.243.210.50 attackbots
Feb 27 15:40:07 tdfoods sshd\[3556\]: Invalid user user from 114.243.210.50
Feb 27 15:40:07 tdfoods sshd\[3556\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=114.243.210.50
Feb 27 15:40:09 tdfoods sshd\[3556\]: Failed password for invalid user user from 114.243.210.50 port 43348 ssh2
Feb 27 15:44:03 tdfoods sshd\[3957\]: Invalid user ftpuser from 114.243.210.50
Feb 27 15:44:03 tdfoods sshd\[3957\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=114.243.210.50
2020-02-28 09:57:23
13.56.147.73 attack
Automatic report - Port Scan Attack
2020-02-28 13:04:04
175.138.108.78 attack
Feb 28 02:32:07 vpn01 sshd[2126]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=175.138.108.78
Feb 28 02:32:09 vpn01 sshd[2126]: Failed password for invalid user csr1dev from 175.138.108.78 port 55782 ssh2
...
2020-02-28 10:18:12
218.92.0.189 attackspambots
02/28/2020-00:15:54.752488 218.92.0.189 Protocol: 6 ET SCAN Potential SSH Scan
2020-02-28 13:16:35
118.70.190.25 attackbots
Feb 28 02:45:49 localhost sshd\[8938\]: Invalid user jsserver from 118.70.190.25 port 38770
Feb 28 02:45:49 localhost sshd\[8938\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.70.190.25
Feb 28 02:45:51 localhost sshd\[8938\]: Failed password for invalid user jsserver from 118.70.190.25 port 38770 ssh2
2020-02-28 09:55:10
118.25.143.199 attack
Feb 28 02:55:08 jane sshd[7233]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.25.143.199 
Feb 28 02:55:10 jane sshd[7233]: Failed password for invalid user ertu from 118.25.143.199 port 55315 ssh2
...
2020-02-28 09:55:30
219.239.47.66 attackspam
Invalid user www from 219.239.47.66 port 42482
2020-02-28 10:11:51
200.96.49.76 attackbotsspam
Feb 28 06:50:21 lukav-desktop sshd\[20631\]: Invalid user ftp_user1 from 200.96.49.76
Feb 28 06:50:21 lukav-desktop sshd\[20631\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.96.49.76
Feb 28 06:50:23 lukav-desktop sshd\[20631\]: Failed password for invalid user ftp_user1 from 200.96.49.76 port 60004 ssh2
Feb 28 06:57:08 lukav-desktop sshd\[6578\]: Invalid user mailman from 200.96.49.76
Feb 28 06:57:08 lukav-desktop sshd\[6578\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.96.49.76
2020-02-28 13:11:54
112.33.13.124 attackbotsspam
Invalid user overwatch from 112.33.13.124 port 53942
2020-02-28 09:58:15
45.238.121.129 attackbots
Attempts against Email Servers
2020-02-28 13:05:48
112.85.42.173 attackspambots
Feb 28 07:57:15 server sshd\[12486\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.85.42.173  user=root
Feb 28 07:57:15 server sshd\[12488\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.85.42.173  user=root
Feb 28 07:57:16 server sshd\[12491\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.85.42.173  user=root
Feb 28 07:57:17 server sshd\[12486\]: Failed password for root from 112.85.42.173 port 8347 ssh2
Feb 28 07:57:17 server sshd\[12499\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.85.42.173  user=root
Feb 28 07:57:17 server sshd\[12488\]: Failed password for root from 112.85.42.173 port 44868 ssh2
...
2020-02-28 13:07:07

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