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 <<>> 104.21.204.164
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 11200
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.204.164.			IN	A

;; AUTHORITY SECTION:
.			402	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022032801 1800 900 604800 86400

;; Query time: 17 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Tue Mar 29 12:25:43 CST 2022
;; MSG SIZE  rcvd: 107
Host info
Host 164.204.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 164.204.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
31.163.190.205 attack
RU - 1H : (79)  Protection Against DDoS WordPress plugin :  
 "odzyskiwanie danych help-dysk" 
 IP Address Ranges by Country : RU 
 NAME ASN : ASN12389 
 
 IP : 31.163.190.205 
 
 CIDR : 31.163.128.0/18 
 
 PREFIX COUNT : 2741 
 
 UNIQUE IP COUNT : 8699648 
 
 
 WYKRYTE ATAKI Z ASN12389 :  
  1H - 1 
  3H - 1 
  6H - 3 
 12H - 5 
 24H - 15 
 
 INFO : SYN Flood DDoS Attack Denial-of-Service Attack (DoS) Detected and Blocked by ADMIN  - data recovery 
  https://help-dysk.pl
2019-09-14 09:17:12
40.73.65.160 attackspam
Invalid user admin from 40.73.65.160 port 58260
2019-09-14 09:20:36
186.71.57.18 attackbotsspam
2019-09-14T00:59:39.653850abusebot-8.cloudsearch.cf sshd\[15554\]: Invalid user git from 186.71.57.18 port 39110
2019-09-14 09:11:54
13.229.66.88 attack
Sep 12 19:16:19 cp1server sshd[20199]: Invalid user debian from 13.229.66.88
Sep 12 19:16:19 cp1server sshd[20199]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=13.229.66.88 
Sep 12 19:16:21 cp1server sshd[20199]: Failed password for invalid user debian from 13.229.66.88 port 54258 ssh2
Sep 12 19:16:22 cp1server sshd[20200]: Received disconnect from 13.229.66.88: 11: Bye Bye
Sep 12 19:37:20 cp1server sshd[22568]: Invalid user deployer from 13.229.66.88
Sep 12 19:37:20 cp1server sshd[22568]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=13.229.66.88 
Sep 12 19:37:22 cp1server sshd[22568]: Failed password for invalid user deployer from 13.229.66.88 port 40458 ssh2
Sep 12 19:37:24 cp1server sshd[22569]: Received disconnect from 13.229.66.88: 11: Bye Bye
Sep 12 19:54:24 cp1server sshd[24317]: Connection closed by 13.229.66.88
Sep 12 20:10:47 cp1server sshd[26530]: Invalid user admin from 13........
-------------------------------
2019-09-14 08:46:47
82.149.162.78 attackspam
Sep 14 00:17:31 www sshd\[11981\]: Invalid user rust from 82.149.162.78
Sep 14 00:17:31 www sshd\[11981\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=82.149.162.78
Sep 14 00:17:33 www sshd\[11981\]: Failed password for invalid user rust from 82.149.162.78 port 49550 ssh2
...
2019-09-14 08:50:52
205.185.122.3 attack
Sep 13 14:34:43 php2 sshd\[11703\]: Invalid user yb123 from 205.185.122.3
Sep 13 14:34:43 php2 sshd\[11703\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=205.185.122.3
Sep 13 14:34:45 php2 sshd\[11703\]: Failed password for invalid user yb123 from 205.185.122.3 port 35952 ssh2
Sep 13 14:39:02 php2 sshd\[12205\]: Invalid user passpass from 205.185.122.3
Sep 13 14:39:02 php2 sshd\[12205\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=205.185.122.3
2019-09-14 08:47:22
114.240.57.87 attack
IMAP brute force
...
2019-09-14 09:01:54
139.59.17.118 attack
Sep 14 02:44:32 vps01 sshd[21775]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.59.17.118
Sep 14 02:44:33 vps01 sshd[21775]: Failed password for invalid user factorio from 139.59.17.118 port 48410 ssh2
2019-09-14 09:13:12
121.134.159.21 attack
Sep 14 01:18:44 pornomens sshd\[19159\]: Invalid user servers from 121.134.159.21 port 33824
Sep 14 01:18:44 pornomens sshd\[19159\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.134.159.21
Sep 14 01:18:47 pornomens sshd\[19159\]: Failed password for invalid user servers from 121.134.159.21 port 33824 ssh2
...
2019-09-14 09:04:20
144.217.4.14 attackbotsspam
detected by Fail2Ban
2019-09-14 09:17:44
167.71.110.223 attackbotsspam
Sep 14 02:20:11 saschabauer sshd[24235]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=167.71.110.223
Sep 14 02:20:12 saschabauer sshd[24235]: Failed password for invalid user changeme from 167.71.110.223 port 42964 ssh2
2019-09-14 08:55:54
128.199.107.252 attack
Sep 13 20:47:08 ny01 sshd[1405]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.107.252
Sep 13 20:47:09 ny01 sshd[1405]: Failed password for invalid user test from 128.199.107.252 port 47254 ssh2
Sep 13 20:52:44 ny01 sshd[2378]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.107.252
2019-09-14 08:57:31
117.119.83.84 attackspambots
Sep 14 03:03:25 markkoudstaal sshd[26445]: Failed password for backup from 117.119.83.84 port 34888 ssh2
Sep 14 03:07:51 markkoudstaal sshd[26918]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.119.83.84
Sep 14 03:07:53 markkoudstaal sshd[26918]: Failed password for invalid user ge from 117.119.83.84 port 41216 ssh2
2019-09-14 09:23:19
182.61.44.136 attack
Sep 14 03:05:32 core sshd[23599]: Invalid user teamspeak from 182.61.44.136 port 34418
Sep 14 03:05:33 core sshd[23599]: Failed password for invalid user teamspeak from 182.61.44.136 port 34418 ssh2
...
2019-09-14 09:24:53
92.63.194.90 attackspambots
Sep 14 02:50:14 core sshd[5842]: Failed password for invalid user admin from 92.63.194.90 port 32824 ssh2
Sep 14 02:50:15 core sshd[5842]: Disconnecting invalid user admin 92.63.194.90 port 32824: Change of username or service not allowed: (admin,ssh-connection) -> (user,ssh-connection) [preauth]
...
2019-09-14 08:55:36

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