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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.19.165
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 55622
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.19.165.			IN	A

;; AUTHORITY SECTION:
.			323	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021700 1800 900 604800 86400

;; Query time: 59 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 18:31:39 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 165.19.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 165.19.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
39.97.179.114 attackbotsspam
Sep  1 13:42:08 host sshd\[11115\]: Invalid user ssl from 39.97.179.114
Sep  1 13:42:08 host sshd\[11115\]: Failed password for invalid user ssl from 39.97.179.114 port 37974 ssh2
Sep  1 13:43:41 host sshd\[11180\]: Invalid user test1 from 39.97.179.114
Sep  1 13:43:41 host sshd\[11180\]: Failed password for invalid user test1 from 39.97.179.114 port 33724 ssh2
...
2020-09-02 18:36:33
91.106.199.101 attackspam
Sep  2 12:38:30 haigwepa sshd[26266]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=91.106.199.101 
Sep  2 12:38:33 haigwepa sshd[26266]: Failed password for invalid user sistemas from 91.106.199.101 port 33072 ssh2
...
2020-09-02 19:12:21
190.85.70.185 attackbots
1598978441 - 09/01/2020 18:40:41 Host: 190.85.70.185/190.85.70.185 Port: 445 TCP Blocked
2020-09-02 19:05:47
194.26.25.97 attackspam
Sep  2 11:58:03 [host] kernel: [4707330.631854] [U
Sep  2 11:58:23 [host] kernel: [4707351.323716] [U
Sep  2 12:16:48 [host] kernel: [4708455.885355] [U
Sep  2 12:27:17 [host] kernel: [4709084.842664] [U
Sep  2 12:31:36 [host] kernel: [4709343.323983] [U
Sep  2 12:38:25 [host] kernel: [4709752.561525] [U
2020-09-02 18:41:09
180.76.53.100 attackspam
Failed password for invalid user ec2-user from 180.76.53.100 port 51952 ssh2
2020-09-02 18:46:35
124.207.29.72 attack
$f2bV_matches
2020-09-02 18:55:49
157.245.211.180 attack
Sep  2 11:18:41 marvibiene sshd[1814]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.245.211.180 
Sep  2 11:18:43 marvibiene sshd[1814]: Failed password for invalid user usuario from 157.245.211.180 port 54302 ssh2
2020-09-02 18:44:29
175.139.3.41 attack
2020-09-02T11:05:48.457068upcloud.m0sh1x2.com sshd[14929]: Invalid user zj from 175.139.3.41 port 37690
2020-09-02 19:10:26
180.250.108.133 attackbots
Failed password for root from 180.250.108.133 port 45898 ssh2
2020-09-02 19:02:59
37.59.36.210 attackspam
Sep  2 03:35:40 sip sshd[5960]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.59.36.210
Sep  2 03:35:43 sip sshd[5960]: Failed password for invalid user ssl from 37.59.36.210 port 36992 ssh2
Sep  2 03:48:31 sip sshd[9322]: Failed password for root from 37.59.36.210 port 43604 ssh2
2020-09-02 18:48:17
222.186.180.8 attackbotsspam
2020-09-02T12:46:58.128284vps773228.ovh.net sshd[18561]: Failed password for root from 222.186.180.8 port 35072 ssh2
2020-09-02T12:47:01.256080vps773228.ovh.net sshd[18561]: Failed password for root from 222.186.180.8 port 35072 ssh2
2020-09-02T12:47:04.466584vps773228.ovh.net sshd[18561]: Failed password for root from 222.186.180.8 port 35072 ssh2
2020-09-02T12:47:07.764073vps773228.ovh.net sshd[18561]: Failed password for root from 222.186.180.8 port 35072 ssh2
2020-09-02T12:47:11.419696vps773228.ovh.net sshd[18561]: Failed password for root from 222.186.180.8 port 35072 ssh2
...
2020-09-02 18:58:12
118.101.192.62 attackspambots
Sep  2 11:42:51 nuernberg-4g-01 sshd[30903]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.101.192.62 
Sep  2 11:42:53 nuernberg-4g-01 sshd[30903]: Failed password for invalid user administrateur from 118.101.192.62 port 38171 ssh2
Sep  2 11:46:45 nuernberg-4g-01 sshd[32172]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.101.192.62
2020-09-02 19:09:29
54.38.134.219 attackbotsspam
54.38.134.219 - - [02/Sep/2020:09:53:31 +0100] "POST /wp-login.php HTTP/1.1" 200 2451 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
54.38.134.219 - - [02/Sep/2020:09:53:32 +0100] "POST /wp-login.php HTTP/1.1" 200 2431 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
54.38.134.219 - - [02/Sep/2020:09:53:34 +0100] "POST /wp-login.php HTTP/1.1" 200 2431 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
...
2020-09-02 18:55:09
49.233.111.193 attackbots
Unauthorized connection attempt detected from IP address 49.233.111.193 to port 1406 [T]
2020-09-02 18:55:35
45.232.73.83 attack
Invalid user nss from 45.232.73.83 port 42136
2020-09-02 18:54:17

Recently Reported IPs

104.21.19.161 104.21.19.167 104.21.19.169 104.21.19.170
104.21.19.178 104.21.19.18 104.21.19.180 104.21.19.186
104.21.19.187 104.21.19.189 104.21.19.190 104.21.19.192
104.21.19.199 104.21.19.2 104.21.19.20 104.21.19.208
104.21.19.213 104.21.19.214 104.21.19.215 129.161.48.151