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: United States

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 <<>> 104.16.21.163
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 56444
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.16.21.163.			IN	A

;; AUTHORITY SECTION:
.			151	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021602 1800 900 604800 86400

;; Query time: 58 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 12:35:13 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 163.21.16.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 163.21.16.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
167.249.134.210 attack
Jun 17 22:23:11 sip sshd[11927]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=167.249.134.210
Jun 17 22:23:12 sip sshd[11927]: Failed password for invalid user md from 167.249.134.210 port 42490 ssh2
Jun 17 22:37:31 sip sshd[17215]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=167.249.134.210
2020-06-18 05:09:44
37.38.225.12 attackbots
Invalid user admin from 37.38.225.12 port 50911
2020-06-18 05:03:10
103.104.119.165 attack
Invalid user azureuser from 103.104.119.165 port 49636
2020-06-18 05:15:54
106.13.183.215 attack
Invalid user minecraft from 106.13.183.215 port 42616
2020-06-18 04:55:57
139.199.115.133 attack
Jun 17 22:53:12 srv-ubuntu-dev3 sshd[23057]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.199.115.133  user=root
Jun 17 22:53:14 srv-ubuntu-dev3 sshd[23057]: Failed password for root from 139.199.115.133 port 35540 ssh2
Jun 17 22:57:34 srv-ubuntu-dev3 sshd[23670]: Invalid user xiao from 139.199.115.133
Jun 17 22:57:34 srv-ubuntu-dev3 sshd[23670]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.199.115.133
Jun 17 22:57:34 srv-ubuntu-dev3 sshd[23670]: Invalid user xiao from 139.199.115.133
Jun 17 22:57:36 srv-ubuntu-dev3 sshd[23670]: Failed password for invalid user xiao from 139.199.115.133 port 59238 ssh2
Jun 17 23:02:04 srv-ubuntu-dev3 sshd[24499]: Invalid user istian from 139.199.115.133
Jun 17 23:02:04 srv-ubuntu-dev3 sshd[24499]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.199.115.133
Jun 17 23:02:04 srv-ubuntu-dev3 sshd[24499]: Invalid user ist
...
2020-06-18 05:11:06
109.115.105.105 attackbots
Invalid user pi from 109.115.105.105 port 58716
2020-06-18 05:14:26
27.34.47.61 attack
Invalid user admin from 27.34.47.61 port 36342
2020-06-18 05:22:08
198.199.125.87 attack
Invalid user yjq from 198.199.125.87 port 51672
2020-06-18 05:07:57
80.211.89.9 attackspambots
2020-06-17T22:42:23.524994mail.broermann.family sshd[17041]: Failed password for root from 80.211.89.9 port 54726 ssh2
2020-06-17T22:45:48.212483mail.broermann.family sshd[17341]: Invalid user uda from 80.211.89.9 port 54664
2020-06-17T22:45:48.218839mail.broermann.family sshd[17341]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.89.9
2020-06-17T22:45:48.212483mail.broermann.family sshd[17341]: Invalid user uda from 80.211.89.9 port 54664
2020-06-17T22:45:49.949048mail.broermann.family sshd[17341]: Failed password for invalid user uda from 80.211.89.9 port 54664 ssh2
...
2020-06-18 04:58:45
203.86.239.251 attackbotsspam
Invalid user paj from 203.86.239.251 port 58442
2020-06-18 05:26:27
77.210.180.10 attackspam
Bruteforce detected by fail2ban
2020-06-18 05:17:53
103.104.119.59 attackspam
2020-06-17T22:22:09.621522mail.standpoint.com.ua sshd[22897]: Invalid user hc from 103.104.119.59 port 35044
2020-06-17T22:22:09.623979mail.standpoint.com.ua sshd[22897]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.104.119.59
2020-06-17T22:22:09.621522mail.standpoint.com.ua sshd[22897]: Invalid user hc from 103.104.119.59 port 35044
2020-06-17T22:22:11.330322mail.standpoint.com.ua sshd[22897]: Failed password for invalid user hc from 103.104.119.59 port 35044 ssh2
2020-06-17T22:26:23.990072mail.standpoint.com.ua sshd[23443]: Invalid user ubuntu from 103.104.119.59 port 56490
...
2020-06-18 04:56:41
212.95.137.92 attackspam
2020-06-17T19:14:26.521377abusebot-8.cloudsearch.cf sshd[19867]: Invalid user pm from 212.95.137.92 port 41206
2020-06-17T19:14:26.530565abusebot-8.cloudsearch.cf sshd[19867]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.95.137.92
2020-06-17T19:14:26.521377abusebot-8.cloudsearch.cf sshd[19867]: Invalid user pm from 212.95.137.92 port 41206
2020-06-17T19:14:28.673641abusebot-8.cloudsearch.cf sshd[19867]: Failed password for invalid user pm from 212.95.137.92 port 41206 ssh2
2020-06-17T19:15:52.524571abusebot-8.cloudsearch.cf sshd[19940]: Invalid user chencheng from 212.95.137.92 port 52698
2020-06-17T19:15:52.534031abusebot-8.cloudsearch.cf sshd[19940]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.95.137.92
2020-06-17T19:15:52.524571abusebot-8.cloudsearch.cf sshd[19940]: Invalid user chencheng from 212.95.137.92 port 52698
2020-06-17T19:15:54.150106abusebot-8.cloudsearch.cf sshd[19940]: Failed 
...
2020-06-18 05:06:46
42.3.6.27 attackspam
Invalid user admin from 42.3.6.27 port 38854
2020-06-18 05:02:43
172.245.66.53 attackspam
Invalid user yll from 172.245.66.53 port 56162
2020-06-18 05:31:11

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