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: 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:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 121.53.210.239
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 14413
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			439	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019103001 1800 900 604800 86400

;; Query time: 55 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Oct 31 03:54:20 CST 2019
;; MSG SIZE  rcvd: 118
Host info
Host 239.210.53.121.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 239.210.53.121.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
218.92.0.211 attack
2020-09-03 21:07:36 -> 2020-09-05 15:02:01 : 4331 attempts authlog.
2020-09-05 21:08:22
82.223.19.45 attackbotsspam
Honeypot attack, port: 445, PTR: PTR record not found
2020-09-05 21:21:11
61.177.172.128 attackspam
Sep  5 06:19:47 dignus sshd[13508]: Failed password for root from 61.177.172.128 port 11255 ssh2
Sep  5 06:19:52 dignus sshd[13508]: Failed password for root from 61.177.172.128 port 11255 ssh2
Sep  5 06:19:56 dignus sshd[13508]: Failed password for root from 61.177.172.128 port 11255 ssh2
Sep  5 06:19:58 dignus sshd[13508]: Failed password for root from 61.177.172.128 port 11255 ssh2
Sep  5 06:20:02 dignus sshd[13508]: Failed password for root from 61.177.172.128 port 11255 ssh2
...
2020-09-05 21:31:01
113.174.13.125 attack
1599279940 - 09/05/2020 06:25:40 Host: 113.174.13.125/113.174.13.125 Port: 445 TCP Blocked
...
2020-09-05 21:30:22
49.232.86.244 attack
Sep  5 17:36:14 itv-usvr-01 sshd[25811]: Invalid user al from 49.232.86.244
Sep  5 17:36:14 itv-usvr-01 sshd[25811]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.232.86.244
Sep  5 17:36:14 itv-usvr-01 sshd[25811]: Invalid user al from 49.232.86.244
Sep  5 17:36:16 itv-usvr-01 sshd[25811]: Failed password for invalid user al from 49.232.86.244 port 33092 ssh2
2020-09-05 20:59:05
36.110.50.254 attack
Sep  5 14:44:10 marvibiene sshd[1554]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=36.110.50.254 
Sep  5 14:44:11 marvibiene sshd[1554]: Failed password for invalid user uftp from 36.110.50.254 port 2261 ssh2
2020-09-05 21:31:21
182.23.67.49 attackbotsspam
Sep  4 18:47:09 lnxmysql61 sshd[9690]: Failed password for root from 182.23.67.49 port 32894 ssh2
Sep  4 18:47:09 lnxmysql61 sshd[9690]: Failed password for root from 182.23.67.49 port 32894 ssh2
2020-09-05 21:01:04
104.131.45.150 attackspambots
"Unauthorized connection attempt on SSHD detected"
2020-09-05 21:03:23
45.142.120.20 attack
2020-09-05 15:37:12 dovecot_login authenticator failed for \(User\) \[45.142.120.20\]: 535 Incorrect authentication data \(set_id=imap1@no-server.de\)
2020-09-05 15:37:30 dovecot_login authenticator failed for \(User\) \[45.142.120.20\]: 535 Incorrect authentication data \(set_id=s52@no-server.de\)
2020-09-05 15:37:47 dovecot_login authenticator failed for \(User\) \[45.142.120.20\]: 535 Incorrect authentication data \(set_id=s52@no-server.de\)
2020-09-05 15:38:06 dovecot_login authenticator failed for \(User\) \[45.142.120.20\]: 535 Incorrect authentication data \(set_id=psicologia@no-server.de\)
2020-09-05 15:38:16 dovecot_login authenticator failed for \(User\) \[45.142.120.20\]: 535 Incorrect authentication data \(set_id=psicologia@no-server.de\)
...
2020-09-05 21:41:42
185.220.102.248 attack
$f2bV_matches
2020-09-05 21:21:27
217.170.205.14 attackspam
srv02 SSH BruteForce Attacks 22 ..
2020-09-05 21:37:15
24.76.121.101 attack
Honeypot attack, port: 5555, PTR: S0106889e681b91c0.wp.shawcable.net.
2020-09-05 21:02:12
45.123.40.42 attack
Honeypot attack, port: 445, PTR: PTR record not found
2020-09-05 21:21:45
193.243.165.142 attackspambots
Connection to SSH Honeypot - Detected by HoneypotDB
2020-09-05 21:11:04
138.197.189.136 attack
Invalid user sinusbot from 138.197.189.136 port 57742
2020-09-05 21:12:50

Recently Reported IPs

220.4.197.37 165.185.203.242 171.161.116.123 92.222.234.11
164.234.225.90 107.179.94.43 150.96.252.182 192.16.149.128
172.217.87.3 86.118.27.67 49.35.45.4 236.126.99.71
36.125.84.2 233.11.39.230 107.179.94.26 244.1.187.34
58.14.63.210 9.17.221.141 136.140.130.88 51.158.244.136