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: Germany

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 <<>> 164.21.221.204
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 5396
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;164.21.221.204.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025032900 1800 900 604800 86400

;; Query time: 14 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sat Mar 29 15:38:31 CST 2025
;; MSG SIZE  rcvd: 107
Host info
Host 204.221.21.164.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 204.221.21.164.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
162.243.128.39 attack
Firewall Dropped Connection
2020-06-26 00:57:13
103.253.69.38 attack
2020-06-25T12:24:53.442269upcloud.m0sh1x2.com sshd[22832]: Invalid user justin from 103.253.69.38 port 57532
2020-06-26 00:29:12
60.167.239.99 attackbotsspam
Jun 25 10:19:55 NPSTNNYC01T sshd[2616]: Failed password for root from 60.167.239.99 port 46306 ssh2
Jun 25 10:24:44 NPSTNNYC01T sshd[2879]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=60.167.239.99
Jun 25 10:24:46 NPSTNNYC01T sshd[2879]: Failed password for invalid user two from 60.167.239.99 port 46864 ssh2
...
2020-06-26 00:38:51
193.32.161.143 attackbots
06/25/2020-11:14:54.396151 193.32.161.143 Protocol: 6 ET DROP Dshield Block Listed Source group 1
2020-06-26 00:55:47
51.68.198.75 attack
2020-06-25T15:31:42+0200 Failed SSH Authentication/Brute Force Attack. (Server 9)
2020-06-26 00:24:26
201.48.40.153 attack
Jun 25 11:41:30 Tower sshd[39411]: Connection from 201.48.40.153 port 48011 on 192.168.10.220 port 22 rdomain ""
Jun 25 11:41:31 Tower sshd[39411]: Invalid user test from 201.48.40.153 port 48011
Jun 25 11:41:31 Tower sshd[39411]: error: Could not get shadow information for NOUSER
Jun 25 11:41:31 Tower sshd[39411]: Failed password for invalid user test from 201.48.40.153 port 48011 ssh2
Jun 25 11:41:32 Tower sshd[39411]: Received disconnect from 201.48.40.153 port 48011:11: Bye Bye [preauth]
Jun 25 11:41:32 Tower sshd[39411]: Disconnected from invalid user test 201.48.40.153 port 48011 [preauth]
2020-06-26 00:16:59
222.186.175.148 attackspambots
Jun 25 17:40:28 santamaria sshd\[19912\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.148  user=root
Jun 25 17:40:31 santamaria sshd\[19912\]: Failed password for root from 222.186.175.148 port 32080 ssh2
Jun 25 17:40:51 santamaria sshd\[19915\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.148  user=root
...
2020-06-26 00:24:06
195.234.4.55 attackbotsspam
195.234.4.55 - - [25/Jun/2020:13:25:06 +0100] "POST /wp-login.php HTTP/1.1" 200 1875 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
195.234.4.55 - - [25/Jun/2020:13:25:06 +0100] "POST /wp-login.php HTTP/1.1" 200 1860 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
195.234.4.55 - - [25/Jun/2020:13:25:07 +0100] "POST /xmlrpc.php HTTP/1.1" 403 219 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
...
2020-06-26 00:18:57
34.73.39.215 attack
2020-06-25T21:12:43.190171203.190.112.150 sshd[15175]: Invalid user sam from 34.73.39.215 port 52114
...
2020-06-26 00:47:14
70.35.201.184 attackspam
(sshd) Failed SSH login from 70.35.201.184 (US/United States/-): 5 in the last 3600 secs
2020-06-26 00:14:58
119.42.123.186 attack
20/6/25@08:24:45: FAIL: Alarm-Network address from=119.42.123.186
20/6/25@08:24:45: FAIL: Alarm-Network address from=119.42.123.186
...
2020-06-26 00:38:32
185.234.217.177 attackspambots
20 attempts against mh-misbehave-ban on dawn
2020-06-26 00:19:23
142.93.63.177 attackbots
no
2020-06-26 00:44:15
61.177.172.142 attack
2020-06-25T17:41:44.214947vps751288.ovh.net sshd\[995\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.177.172.142  user=root
2020-06-25T17:41:46.079336vps751288.ovh.net sshd\[995\]: Failed password for root from 61.177.172.142 port 49594 ssh2
2020-06-25T17:41:49.436030vps751288.ovh.net sshd\[995\]: Failed password for root from 61.177.172.142 port 49594 ssh2
2020-06-25T17:41:53.030343vps751288.ovh.net sshd\[995\]: Failed password for root from 61.177.172.142 port 49594 ssh2
2020-06-25T17:41:57.608949vps751288.ovh.net sshd\[995\]: Failed password for root from 61.177.172.142 port 49594 ssh2
2020-06-26 00:37:22
167.71.210.7 attackbotsspam
malicious Brute-Force reported by https://www.patrick-binder.de
...
2020-06-26 00:25:18

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