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: Shanghai

Region: Shanghai

Country: China

Internet Service Provider: China Mobile

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 <<>> 39.163.20.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 21219
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;39.163.20.21.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025053000 1800 900 604800 86400

;; Query time: 13 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sat May 31 01:30:07 CST 2025
;; MSG SIZE  rcvd: 105
Host info
Host 21.20.163.39.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 21.20.163.39.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
182.190.4.84 attack
Autoban   182.190.4.84 ABORTED AUTH
2019-11-27 08:48:55
118.24.2.218 attack
2019-11-26T23:55:08.878651hub.schaetter.us sshd\[31811\]: Invalid user elvis from 118.24.2.218 port 54662
2019-11-26T23:55:08.889711hub.schaetter.us sshd\[31811\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.24.2.218
2019-11-26T23:55:10.581231hub.schaetter.us sshd\[31811\]: Failed password for invalid user elvis from 118.24.2.218 port 54662 ssh2
2019-11-27T00:02:38.620553hub.schaetter.us sshd\[31880\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.24.2.218  user=root
2019-11-27T00:02:40.086598hub.schaetter.us sshd\[31880\]: Failed password for root from 118.24.2.218 port 33416 ssh2
...
2019-11-27 08:46:35
180.245.92.234 attackbots
Nov 26 14:22:00 web1 sshd\[21219\]: Invalid user beamer from 180.245.92.234
Nov 26 14:22:00 web1 sshd\[21219\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=180.245.92.234
Nov 26 14:22:02 web1 sshd\[21219\]: Failed password for invalid user beamer from 180.245.92.234 port 37075 ssh2
Nov 26 14:25:54 web1 sshd\[21567\]: Invalid user nobuyuki from 180.245.92.234
Nov 26 14:25:54 web1 sshd\[21567\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=180.245.92.234
2019-11-27 08:36:26
183.91.33.41 attack
Automatic report - XMLRPC Attack
2019-11-27 09:06:33
222.186.175.181 attackbots
Nov 27 01:44:05 MainVPS sshd[3705]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.181  user=root
Nov 27 01:44:08 MainVPS sshd[3705]: Failed password for root from 222.186.175.181 port 15002 ssh2
Nov 27 01:44:21 MainVPS sshd[3705]: Failed password for root from 222.186.175.181 port 15002 ssh2
Nov 27 01:44:05 MainVPS sshd[3705]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.181  user=root
Nov 27 01:44:08 MainVPS sshd[3705]: Failed password for root from 222.186.175.181 port 15002 ssh2
Nov 27 01:44:21 MainVPS sshd[3705]: Failed password for root from 222.186.175.181 port 15002 ssh2
Nov 27 01:44:05 MainVPS sshd[3705]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.181  user=root
Nov 27 01:44:08 MainVPS sshd[3705]: Failed password for root from 222.186.175.181 port 15002 ssh2
Nov 27 01:44:21 MainVPS sshd[3705]: Failed password for root from 222.186.175.181
2019-11-27 08:50:35
218.92.0.179 attackspam
Nov 27 01:42:45 ns381471 sshd[18552]: Failed password for root from 218.92.0.179 port 64319 ssh2
Nov 27 01:42:59 ns381471 sshd[18552]: error: maximum authentication attempts exceeded for root from 218.92.0.179 port 64319 ssh2 [preauth]
2019-11-27 08:43:24
104.131.113.106 attackspambots
Nov 26 19:39:24 TORMINT sshd\[9335\]: Invalid user gopher from 104.131.113.106
Nov 26 19:39:24 TORMINT sshd\[9335\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.131.113.106
Nov 26 19:39:26 TORMINT sshd\[9335\]: Failed password for invalid user gopher from 104.131.113.106 port 54718 ssh2
...
2019-11-27 08:56:06
91.185.38.75 attackspam
RDP Brute-Force (Grieskirchen RZ1)
2019-11-27 08:57:49
202.123.177.18 attackspambots
Nov 26 23:00:24 mail sshd[8090]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=202.123.177.18  user=root
Nov 26 23:00:25 mail sshd[8090]: Failed password for root from 202.123.177.18 port 5975 ssh2
Nov 26 23:20:21 mail sshd[10572]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=202.123.177.18  user=news
Nov 26 23:20:23 mail sshd[10572]: Failed password for news from 202.123.177.18 port 53001 ssh2
Nov 26 23:55:14 mail sshd[14997]: Invalid user steven from 202.123.177.18
...
2019-11-27 08:37:40
181.41.216.145 attack
$f2bV_matches
2019-11-27 08:51:45
222.186.169.192 attackbots
Nov 27 01:53:47 localhost sshd\[12701\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.169.192  user=root
Nov 27 01:53:49 localhost sshd\[12701\]: Failed password for root from 222.186.169.192 port 12186 ssh2
Nov 27 01:53:52 localhost sshd\[12701\]: Failed password for root from 222.186.169.192 port 12186 ssh2
2019-11-27 09:01:13
219.142.140.2 attack
$f2bV_matches
2019-11-27 08:52:29
207.236.200.70 attackspambots
Nov 27 01:08:17 lnxmysql61 sshd[16042]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=207.236.200.70
2019-11-27 08:54:40
218.92.0.188 attackspam
Nov 27 03:49:36 server sshd\[13827\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.188  user=root
Nov 27 03:49:39 server sshd\[13827\]: Failed password for root from 218.92.0.188 port 63489 ssh2
Nov 27 03:49:42 server sshd\[13827\]: Failed password for root from 218.92.0.188 port 63489 ssh2
Nov 27 03:49:45 server sshd\[13827\]: Failed password for root from 218.92.0.188 port 63489 ssh2
Nov 27 03:49:49 server sshd\[13827\]: Failed password for root from 218.92.0.188 port 63489 ssh2
...
2019-11-27 08:53:04
185.176.27.254 attack
11/26/2019-19:55:50.452870 185.176.27.254 Protocol: 6 ET SCAN NMAP -sS window 1024
2019-11-27 09:05:01

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