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: SK Broadband Co Ltd

Usage Type: unknown

Comments:
No discussion about this IP yet. Click above link to make one.
Comments on same subnet:
IP Type Details Datetime
221.143.48.143 attackbots
2020-10-13T15:41:33.7716541495-001 sshd[31760]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=221.143.48.143
2020-10-13T15:41:33.7668311495-001 sshd[31760]: Invalid user schmidt from 221.143.48.143 port 53992
2020-10-13T15:41:36.3357861495-001 sshd[31760]: Failed password for invalid user schmidt from 221.143.48.143 port 53992 ssh2
2020-10-13T15:45:14.0709151495-001 sshd[31991]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=221.143.48.143  user=root
2020-10-13T15:45:15.9728391495-001 sshd[31991]: Failed password for root from 221.143.48.143 port 65204 ssh2
2020-10-13T15:48:58.0320121495-001 sshd[32118]: Invalid user nextweb from 221.143.48.143 port 25874
...
2020-10-14 04:23:48
221.143.48.143 attack
Brute%20Force%20SSH
2020-10-13 19:50:06
221.143.48.143 attackbotsspam
Sep 20 19:59:56 [host] sshd[21729]: pam_unix(sshd:
Sep 20 19:59:59 [host] sshd[21729]: Failed passwor
Sep 20 20:03:55 [host] sshd[21836]: pam_unix(sshd:
2020-09-21 02:24:32
221.143.48.143 attack
SSH Brute-Force reported by Fail2Ban
2020-09-20 18:25:06
221.143.48.143 attack
Sep  1 19:40:45 rotator sshd\[16792\]: Address 221.143.48.143 maps to mailfwd.mailplug.co.kr, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!Sep  1 19:40:48 rotator sshd\[16792\]: Failed password for root from 221.143.48.143 port 33726 ssh2Sep  1 19:44:19 rotator sshd\[16809\]: Address 221.143.48.143 maps to mailfwd.mailplug.co.kr, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!Sep  1 19:44:19 rotator sshd\[16809\]: Invalid user made from 221.143.48.143Sep  1 19:44:21 rotator sshd\[16809\]: Failed password for invalid user made from 221.143.48.143 port 41260 ssh2Sep  1 19:47:58 rotator sshd\[17571\]: Address 221.143.48.143 maps to mailfwd.mailplug.co.kr, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!Sep  1 19:47:58 rotator sshd\[17571\]: Invalid user hadoop from 221.143.48.143
...
2020-09-02 04:41:41
221.143.48.143 attack
Aug 29 07:58:00 dev0-dcde-rnet sshd[10818]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=221.143.48.143
Aug 29 07:58:02 dev0-dcde-rnet sshd[10818]: Failed password for invalid user play from 221.143.48.143 port 43952 ssh2
Aug 29 07:59:53 dev0-dcde-rnet sshd[10820]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=221.143.48.143
2020-08-29 14:46:52
221.143.48.143 attackbots
Aug 23 14:24:11 marvibiene sshd[3719]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=221.143.48.143 
Aug 23 14:24:13 marvibiene sshd[3719]: Failed password for invalid user marcia from 221.143.48.143 port 59514 ssh2
2020-08-23 21:51:48
221.143.48.143 attackspam
Aug 18 01:23:13 NG-HHDC-SVS-001 sshd[2151]: Invalid user kung from 221.143.48.143
...
2020-08-18 01:28:13
221.143.48.143 attackbots
Cowrie Honeypot: 3 unauthorised SSH/Telnet login attempts between 2020-08-12T21:01:41Z and 2020-08-12T21:06:44Z
2020-08-13 06:14:19
221.143.48.143 attackspam
Aug  3 06:39:27 Host-KEWR-E sshd[11232]: Disconnected from invalid user root 221.143.48.143 port 59594 [preauth]
...
2020-08-03 19:11:35
221.143.48.143 attackspambots
SSH Login Bruteforce
2020-08-01 18:40:25
221.143.48.143 attack
Jul 21 19:17:00 wbs sshd\[7170\]: Invalid user restore from 221.143.48.143
Jul 21 19:17:00 wbs sshd\[7170\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=221.143.48.143
Jul 21 19:17:02 wbs sshd\[7170\]: Failed password for invalid user restore from 221.143.48.143 port 34754 ssh2
Jul 21 19:21:24 wbs sshd\[7522\]: Invalid user songhao from 221.143.48.143
Jul 21 19:21:24 wbs sshd\[7522\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=221.143.48.143
2020-07-22 14:13:57
221.143.48.143 attackbots
2020-07-09T13:46:19+0000 Failed SSH Authentication/Brute Force Attack. (Server 6)
2020-07-09 22:15:30
221.143.48.143 attackspambots
Brute-force attempt banned
2020-07-08 04:32:09
221.143.48.143 attackbotsspam
Jul  4 09:18:11 vpn01 sshd[22250]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=221.143.48.143
Jul  4 09:18:13 vpn01 sshd[22250]: Failed password for invalid user ep from 221.143.48.143 port 15246 ssh2
...
2020-07-04 18:33:01
Whois info:
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Dig info:

; <<>> DiG 9.10.3-P4-Ubuntu <<>> 221.143.48.49
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 39560
;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			3600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019042101 1800 900 604800 86400

;; Query time: 2 msec
;; SERVER: 67.207.67.3#53(67.207.67.3)
;; WHEN: Mon Apr 22 03:47:14 +08 2019
;; MSG SIZE  rcvd: 117

Host info
49.48.143.221.in-addr.arpa domain name pointer 221-143-48-49.tongkni.co.kr.
Nslookup info:
Server:		67.207.67.3
Address:	67.207.67.3#53

Non-authoritative answer:
49.48.143.221.in-addr.arpa	name = 221-143-48-49.tongkni.co.kr.

Authoritative answers can be found from:

Related IP info:
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2020-01-01 03:12:43
59.63.26.39 attack
Unauthorized connection attempt detected from IP address 59.63.26.39 to port 23
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114.236.230.115 attackspam
Unauthorized connection attempt detected from IP address 114.236.230.115 to port 8080
2020-01-01 02:56:02
180.23.11.60 attackbots
31.12.2019 16:28:05 Connection to port 23 blocked by firewall
2020-01-01 02:48:19
123.113.21.71 attack
Unauthorized connection attempt detected from IP address 123.113.21.71 to port 1433
2020-01-01 02:53:13
123.56.207.77 attackspambots
Unauthorized connection attempt detected from IP address 123.56.207.77 to port 1433
2020-01-01 03:13:04
120.253.203.95 attackbotsspam
Unauthorized connection attempt detected from IP address 120.253.203.95 to port 23
2020-01-01 03:15:35
180.97.204.211 attackbots
Unauthorized connection attempt detected from IP address 180.97.204.211 to port 9000
2020-01-01 03:09:31
123.163.23.81 attackbots
Unauthorized connection attempt detected from IP address 123.163.23.81 to port 445
2020-01-01 02:52:50

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