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 <<>> 166.103.12.39
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 16388
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;166.103.12.39.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025013100 1800 900 604800 86400

;; Query time: 11 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Jan 31 15:46:19 CST 2025
;; MSG SIZE  rcvd: 106
Host info
Host 39.12.103.166.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 39.12.103.166.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
137.74.41.119 attackbotsspam
May 20 01:40:33 electroncash sshd[53736]: Invalid user rqx from 137.74.41.119 port 54230
May 20 01:40:33 electroncash sshd[53736]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=137.74.41.119 
May 20 01:40:33 electroncash sshd[53736]: Invalid user rqx from 137.74.41.119 port 54230
May 20 01:40:35 electroncash sshd[53736]: Failed password for invalid user rqx from 137.74.41.119 port 54230 ssh2
May 20 01:44:09 electroncash sshd[54822]: Invalid user ymc from 137.74.41.119 port 60738
...
2020-05-20 07:45:01
120.53.1.97 attack
May 20 01:54:35 eventyay sshd[14134]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=120.53.1.97
May 20 01:54:37 eventyay sshd[14134]: Failed password for invalid user mpc from 120.53.1.97 port 47432 ssh2
May 20 02:00:02 eventyay sshd[14438]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=120.53.1.97
...
2020-05-20 08:04:47
118.45.174.52 attack
" "
2020-05-20 08:02:30
123.240.58.131 attackspambots
port 23
2020-05-20 07:35:47
180.116.94.154 attackspambots
Unauthorized connection attempt detected from IP address 180.116.94.154 to port 23 [T]
2020-05-20 07:37:15
68.163.63.99 attack
 TCP (SYN) 68.163.63.99:49577 -> port 80, len 40
2020-05-20 07:37:50
49.234.192.24 attackbots
$f2bV_matches
2020-05-20 07:53:20
40.121.18.230 attackbotsspam
May 20 02:36:24 pkdns2 sshd\[6059\]: Invalid user oil from 40.121.18.230May 20 02:36:26 pkdns2 sshd\[6059\]: Failed password for invalid user oil from 40.121.18.230 port 58126 ssh2May 20 02:40:07 pkdns2 sshd\[6248\]: Invalid user flj from 40.121.18.230May 20 02:40:09 pkdns2 sshd\[6248\]: Failed password for invalid user flj from 40.121.18.230 port 37086 ssh2May 20 02:44:07 pkdns2 sshd\[6416\]: Invalid user utl from 40.121.18.230May 20 02:44:09 pkdns2 sshd\[6416\]: Failed password for invalid user utl from 40.121.18.230 port 44318 ssh2
...
2020-05-20 07:45:51
51.68.94.177 attackspambots
May 20 01:43:51 sso sshd[14891]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.68.94.177
May 20 01:43:54 sso sshd[14891]: Failed password for invalid user ngr from 51.68.94.177 port 41814 ssh2
...
2020-05-20 07:57:01
61.51.95.234 attackbots
May 20 01:56:02 haigwepa sshd[12045]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.51.95.234 
May 20 01:56:04 haigwepa sshd[12045]: Failed password for invalid user jwn from 61.51.95.234 port 47608 ssh2
...
2020-05-20 08:09:44
106.54.237.119 attackbots
SSH Brute Force
2020-05-20 07:55:36
106.13.97.228 attackspambots
Invalid user hpv from 106.13.97.228 port 46636
2020-05-20 07:34:45
1.1.139.54 attackbots
 TCP (SYN) 1.1.139.54:58126 -> port 22, len 52
2020-05-20 07:41:38
116.105.195.243 attack
none
2020-05-20 07:34:25
192.236.163.127 attack
2020-05-20T00:44:04.225108hq.tia3.com postfix/smtpd[478519]: NOQUEUE: reject: RCPT from box.apexsruveyors.com[192.236.163.127]: 550 5.1.1 : Recipient address rejected: User unknown in virtual mailbox table; from= to= proto=ESMTP helo=
...
2020-05-20 07:49:51

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