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: Taiwan (Province of China)

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 <<>> 139.223.171.4
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 16843
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;139.223.171.4.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025021202 1800 900 604800 86400

;; Query time: 36 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 13 07:56:32 CST 2025
;; MSG SIZE  rcvd: 106
Host info
Host 4.171.223.139.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 4.171.223.139.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
106.12.97.46 attackspam
Oct  2 11:37:21 ns382633 sshd\[21098\]: Invalid user joe from 106.12.97.46 port 32830
Oct  2 11:37:21 ns382633 sshd\[21098\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.97.46
Oct  2 11:37:24 ns382633 sshd\[21098\]: Failed password for invalid user joe from 106.12.97.46 port 32830 ssh2
Oct  2 11:46:53 ns382633 sshd\[22281\]: Invalid user boss from 106.12.97.46 port 38678
Oct  2 11:46:53 ns382633 sshd\[22281\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.97.46
2020-10-03 03:17:30
218.59.15.10 attack
Listed on    abuseat.org plus zen-spamhaus   / proto=6  .  srcport=51363  .  dstport=23 Telnet  .     (3853)
2020-10-03 03:26:23
117.5.152.161 attackspam
Oct  1 20:33:40 XXX sshd[13822]: Did not receive identification string from 117.5.152.161
Oct  1 20:33:40 XXX sshd[13824]: Did not receive identification string from 117.5.152.161
Oct  1 20:33:40 XXX sshd[13823]: Did not receive identification string from 117.5.152.161
Oct  1 20:33:40 XXX sshd[13825]: Did not receive identification string from 117.5.152.161
Oct  1 20:33:40 XXX sshd[13826]: Did not receive identification string from 117.5.152.161
Oct  1 20:33:40 XXX sshd[13827]: Did not receive identification string from 117.5.152.161
Oct  1 20:33:44 XXX sshd[13845]: Address 117.5.152.161 maps to localhost, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!
Oct  1 20:33:44 XXX sshd[13845]: Invalid user nagesh from 117.5.152.161
Oct  1 20:33:44 XXX sshd[13844]: Address 117.5.152.161 maps to localhost, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!
Oct  1 20:33:44 XXX sshd[13844]: Invalid user nagesh from 117.5.152.161
Oct  1 20:........
-------------------------------
2020-10-03 03:08:07
185.136.52.158 attackbotsspam
Oct  2 17:04:41 scw-gallant-ride sshd[25612]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=185.136.52.158
2020-10-03 03:15:33
167.99.67.123 attack
SCAN: Host Sweep CloudCIX Reconnaissance Scan Detected, PTR: PTR record not found
2020-10-03 03:25:37
122.51.64.115 attack
122.51.64.115 (CN/China/-), 6 distributed sshd attacks on account [root] in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_DISTATTACK; Logs: Oct  2 14:20:03 jbs1 sshd[7199]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.233.147.108  user=root
Oct  2 14:20:05 jbs1 sshd[7199]: Failed password for root from 49.233.147.108 port 55156 ssh2
Oct  2 14:21:01 jbs1 sshd[7880]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.51.64.115  user=root
Oct  2 14:17:37 jbs1 sshd[5641]: Failed password for root from 138.97.23.190 port 39958 ssh2
Oct  2 14:20:23 jbs1 sshd[7472]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=85.175.171.169  user=root
Oct  2 14:20:25 jbs1 sshd[7472]: Failed password for root from 85.175.171.169 port 41818 ssh2

IP Addresses Blocked:

49.233.147.108 (CN/China/-)
2020-10-03 03:10:49
125.121.169.12 attackspam
Oct  1 20:36:27 CT3029 sshd[7768]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=125.121.169.12  user=r.r
Oct  1 20:36:30 CT3029 sshd[7768]: Failed password for r.r from 125.121.169.12 port 35924 ssh2
Oct  1 20:36:30 CT3029 sshd[7768]: Received disconnect from 125.121.169.12 port 35924:11: Bye Bye [preauth]
Oct  1 20:36:30 CT3029 sshd[7768]: Disconnected from 125.121.169.12 port 35924 [preauth]
Oct  1 20:36:54 CT3029 sshd[7770]: Invalid user tiago from 125.121.169.12 port 39270
Oct  1 20:36:54 CT3029 sshd[7770]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=125.121.169.12


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=125.121.169.12
2020-10-03 03:12:45
154.209.228.247 attackspam
2020-10-02T21:45:12.952079hostname sshd[35643]: Failed password for invalid user tony from 154.209.228.247 port 15560 ssh2
...
2020-10-03 03:32:30
157.245.101.31 attackbots
SSH Brute-Force attacks
2020-10-03 03:35:17
110.49.71.246 attackbots
Oct  3 00:29:20 lunarastro sshd[17741]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=110.49.71.246 
Oct  3 00:29:22 lunarastro sshd[17741]: Failed password for invalid user local from 110.49.71.246 port 50444 ssh2
2020-10-03 03:31:40
120.53.31.96 attackspambots
Invalid user guest from 120.53.31.96 port 49448
2020-10-03 03:13:16
128.199.81.160 attack
Oct  2 14:07:07 ns382633 sshd\[7396\]: Invalid user minecraft from 128.199.81.160 port 38491
Oct  2 14:07:07 ns382633 sshd\[7396\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.81.160
Oct  2 14:07:08 ns382633 sshd\[7396\]: Failed password for invalid user minecraft from 128.199.81.160 port 38491 ssh2
Oct  2 14:12:50 ns382633 sshd\[8019\]: Invalid user tidb from 128.199.81.160 port 48082
Oct  2 14:12:50 ns382633 sshd\[8019\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.81.160
2020-10-03 03:30:14
202.57.49.250 attack
(sshd) Failed SSH login from 202.57.49.250 (PH/Philippines/-): 12 in the last 3600 secs
2020-10-03 03:38:03
79.238.22.30 attack
Oct  2 17:41:41 www2 sshd\[46588\]: Invalid user pi from 79.238.22.30Oct  2 17:41:41 www2 sshd\[46590\]: Invalid user pi from 79.238.22.30Oct  2 17:41:43 www2 sshd\[46588\]: Failed password for invalid user pi from 79.238.22.30 port 58166 ssh2
...
2020-10-03 03:25:01
222.186.30.76 attack
[SID2] Fail2ban detected 5 failed SSH login attempts within 30 minutes. This report was submitted automatically.
2020-10-03 03:02:57

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