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 (the 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:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 121.188.51.138
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 12802
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;121.188.51.138.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025020401 1800 900 604800 86400

;; Query time: 10 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Wed Feb 05 05:47:15 CST 2025
;; MSG SIZE  rcvd: 107
Host info
Host 138.51.188.121.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 138.51.188.121.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
203.214.68.228 attackspambots
RDP Bruteforce
2020-01-06 06:25:19
36.238.97.15 attackbotsspam
firewall-block, port(s): 23/tcp
2020-01-06 06:32:57
92.63.194.148 attack
Jan  5 21:50:18 h2177944 kernel: \[1455987.063382\] \[UFW BLOCK\] IN=venet0 OUT= MAC= SRC=92.63.194.148 DST=85.214.117.9 LEN=40 TOS=0x00 PREC=0x00 TTL=249 ID=62558 PROTO=TCP SPT=55575 DPT=31293 WINDOW=1024 RES=0x00 SYN URGP=0 
Jan  5 21:50:18 h2177944 kernel: \[1455987.063397\] \[UFW BLOCK\] IN=venet0 OUT= MAC= SRC=92.63.194.148 DST=85.214.117.9 LEN=40 TOS=0x00 PREC=0x00 TTL=249 ID=62558 PROTO=TCP SPT=55575 DPT=31293 WINDOW=1024 RES=0x00 SYN URGP=0 
Jan  5 22:03:50 h2177944 kernel: \[1456799.614503\] \[UFW BLOCK\] IN=venet0 OUT= MAC= SRC=92.63.194.148 DST=85.214.117.9 LEN=40 TOS=0x00 PREC=0x00 TTL=248 ID=14089 PROTO=TCP SPT=57834 DPT=62926 WINDOW=1024 RES=0x00 SYN URGP=0 
Jan  5 22:03:50 h2177944 kernel: \[1456799.614518\] \[UFW BLOCK\] IN=venet0 OUT= MAC= SRC=92.63.194.148 DST=85.214.117.9 LEN=40 TOS=0x00 PREC=0x00 TTL=248 ID=14089 PROTO=TCP SPT=57834 DPT=62926 WINDOW=1024 RES=0x00 SYN URGP=0 
Jan  5 22:51:11 h2177944 kernel: \[1459639.724562\] \[UFW BLOCK\] IN=venet0 OUT= MAC= SRC=92.63.194.148 DST=85.214.1
2020-01-06 06:20:08
222.112.107.46 attackbots
firewall-block, port(s): 8545/tcp
2020-01-06 06:33:23
109.94.226.102 attackbots
Automatic report - Port Scan Attack
2020-01-06 06:10:52
49.88.112.55 attack
$f2bV_matches
2020-01-06 06:09:09
113.231.40.230 attackbotsspam
Honeypot attack, port: 23, PTR: PTR record not found
2020-01-06 06:10:31
222.186.175.169 attack
Jan  5 23:04:07 legacy sshd[1132]: Failed password for root from 222.186.175.169 port 59724 ssh2
Jan  5 23:04:19 legacy sshd[1132]: error: maximum authentication attempts exceeded for root from 222.186.175.169 port 59724 ssh2 [preauth]
Jan  5 23:04:24 legacy sshd[1155]: Failed password for root from 222.186.175.169 port 20240 ssh2
...
2020-01-06 06:14:51
61.187.53.119 attackspambots
Jan  5 22:48:04 legacy sshd[32547]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.187.53.119
Jan  5 22:48:06 legacy sshd[32547]: Failed password for invalid user build from 61.187.53.119 port 12832 ssh2
Jan  5 22:51:30 legacy sshd[32766]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.187.53.119
...
2020-01-06 06:07:38
189.195.41.134 attack
Jan  5 23:19:09 legacy sshd[2073]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=189.195.41.134
Jan  5 23:19:11 legacy sshd[2073]: Failed password for invalid user cacti from 189.195.41.134 port 52488 ssh2
Jan  5 23:22:17 legacy sshd[2274]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=189.195.41.134
...
2020-01-06 06:29:12
54.38.241.162 attackspambots
Unauthorized connection attempt detected from IP address 54.38.241.162 to port 2220 [J]
2020-01-06 06:01:00
104.236.124.45 attackspam
2020-01-05T22:56:54.355624scmdmz1 sshd[21476]: Invalid user amitie from 104.236.124.45 port 40924
2020-01-05T22:56:54.358368scmdmz1 sshd[21476]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.236.124.45
2020-01-05T22:56:54.355624scmdmz1 sshd[21476]: Invalid user amitie from 104.236.124.45 port 40924
2020-01-05T22:56:56.440084scmdmz1 sshd[21476]: Failed password for invalid user amitie from 104.236.124.45 port 40924 ssh2
2020-01-05T23:00:40.927153scmdmz1 sshd[21789]: Invalid user nv from 104.236.124.45 port 55861
...
2020-01-06 06:18:07
202.229.120.90 attack
Unauthorized connection attempt detected from IP address 202.229.120.90 to port 2220 [J]
2020-01-06 05:56:33
202.141.247.114 attackbots
Unauthorized connection attempt detected from IP address 202.141.247.114 to port 445
2020-01-06 06:10:17
185.175.93.105 attack
01/05/2020-17:18:52.182813 185.175.93.105 Protocol: 6 ET SCAN NMAP -sS window 1024
2020-01-06 06:24:40

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