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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 53.52.56.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 45976
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;53.52.56.21.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025062700 1800 900 604800 86400

;; Query time: 164 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Jun 27 21:15:25 CST 2025
;; MSG SIZE  rcvd: 104
Host info
Host 21.56.52.53.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 21.56.52.53.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
165.227.39.176 attackspam
165.227.39.176 - - [26/Aug/2020:04:52:43 +0100] "POST /wp-login.php HTTP/1.1" 200 1861 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
165.227.39.176 - - [26/Aug/2020:04:52:54 +0100] "POST /wp-login.php HTTP/1.1" 200 1839 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
165.227.39.176 - - [26/Aug/2020:04:53:05 +0100] "POST /wp-login.php HTTP/1.1" 200 1845 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
...
2020-08-26 16:23:26
186.216.67.186 attackbotsspam
(smtpauth) Failed SMTP AUTH login from 186.216.67.186 (BR/Brazil/186-216-67-186.uni-wr.mastercabo.com.br): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: 2020-08-26 08:32:40 plain authenticator failed for ([186.216.67.186]) [186.216.67.186]: 535 Incorrect authentication data (set_id=h.sabet)
2020-08-26 16:27:22
27.68.135.14 attackbots
Aug 26 04:43:39 shivevps sshd[29647]: Bad protocol version identification '\024' from 27.68.135.14 port 59543
Aug 26 04:43:58 shivevps sshd[30365]: Bad protocol version identification '\024' from 27.68.135.14 port 60179
Aug 26 04:44:07 shivevps sshd[30636]: Bad protocol version identification '\024' from 27.68.135.14 port 60434
Aug 26 04:44:16 shivevps sshd[30823]: Bad protocol version identification '\024' from 27.68.135.14 port 60933
...
2020-08-26 16:52:27
117.2.135.72 attackspam
20/8/25@23:52:47: FAIL: Alarm-Network address from=117.2.135.72
...
2020-08-26 16:56:57
190.84.119.89 attackbots
Automatic report - XMLRPC Attack
2020-08-26 16:27:06
118.25.96.246 attackbotsspam
Aug 26 07:53:24 marvibiene sshd[10423]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.25.96.246 
Aug 26 07:53:26 marvibiene sshd[10423]: Failed password for invalid user wlw from 118.25.96.246 port 40842 ssh2
2020-08-26 16:30:28
81.145.20.214 attackspam
Aug 26 04:43:54 shivevps sshd[30179]: Bad protocol version identification '\024' from 81.145.20.214 port 56393
Aug 26 04:44:14 shivevps sshd[30747]: Bad protocol version identification '\024' from 81.145.20.214 port 57556
Aug 26 04:44:41 shivevps sshd[31719]: Bad protocol version identification '\024' from 81.145.20.214 port 58910
...
2020-08-26 16:51:08
183.88.212.184 attack
Aug 26 04:41:12 shivevps sshd[25326]: Bad protocol version identification '\024' from 183.88.212.184 port 48502
Aug 26 04:42:47 shivevps sshd[27930]: Bad protocol version identification '\024' from 183.88.212.184 port 53041
Aug 26 04:44:47 shivevps sshd[31809]: Bad protocol version identification '\024' from 183.88.212.184 port 57846
...
2020-08-26 16:40:26
106.12.198.236 attackbotsspam
Aug 25 22:03:51 php1 sshd\[4958\]: Invalid user om from 106.12.198.236
Aug 25 22:03:51 php1 sshd\[4958\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.198.236
Aug 25 22:03:52 php1 sshd\[4958\]: Failed password for invalid user om from 106.12.198.236 port 53324 ssh2
Aug 25 22:05:50 php1 sshd\[5148\]: Invalid user rahul from 106.12.198.236
Aug 25 22:05:50 php1 sshd\[5148\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.198.236
2020-08-26 16:25:06
51.68.230.181 attackbots
Aug 26 10:02:27 home sshd[940973]: Failed password for invalid user admin from 51.68.230.181 port 55822 ssh2
Aug 26 10:06:01 home sshd[942262]: Invalid user lara from 51.68.230.181 port 34534
Aug 26 10:06:01 home sshd[942262]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.68.230.181 
Aug 26 10:06:01 home sshd[942262]: Invalid user lara from 51.68.230.181 port 34534
Aug 26 10:06:04 home sshd[942262]: Failed password for invalid user lara from 51.68.230.181 port 34534 ssh2
...
2020-08-26 16:47:02
185.89.0.22 attackspambots
Aug 26 04:37:52 shivevps sshd[19489]: Bad protocol version identification '\024' from 185.89.0.22 port 52280
Aug 26 04:41:00 shivevps sshd[24843]: Bad protocol version identification '\024' from 185.89.0.22 port 59339
Aug 26 04:43:33 shivevps sshd[29348]: Bad protocol version identification '\024' from 185.89.0.22 port 34941
...
2020-08-26 16:42:44
93.93.46.180 attack
2020-08-26T08:39:17.067692abusebot.cloudsearch.cf sshd[9083]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=mwittig.data-expertise.com  user=root
2020-08-26T08:39:19.245865abusebot.cloudsearch.cf sshd[9083]: Failed password for root from 93.93.46.180 port 35713 ssh2
2020-08-26T08:39:22.011089abusebot.cloudsearch.cf sshd[9083]: Failed password for root from 93.93.46.180 port 35713 ssh2
2020-08-26T08:39:17.067692abusebot.cloudsearch.cf sshd[9083]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=mwittig.data-expertise.com  user=root
2020-08-26T08:39:19.245865abusebot.cloudsearch.cf sshd[9083]: Failed password for root from 93.93.46.180 port 35713 ssh2
2020-08-26T08:39:22.011089abusebot.cloudsearch.cf sshd[9083]: Failed password for root from 93.93.46.180 port 35713 ssh2
2020-08-26T08:39:17.067692abusebot.cloudsearch.cf sshd[9083]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh rus
...
2020-08-26 16:48:36
106.51.227.10 attackbotsspam
Jul 24 14:09:17 ms-srv sshd[46352]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.51.227.10
Jul 24 14:09:19 ms-srv sshd[46352]: Failed password for invalid user ubuntu from 106.51.227.10 port 15521 ssh2
2020-08-26 16:54:31
104.155.163.244 attackbots
Aug 24 12:27:57 ns sshd[13346]: Connection from 104.155.163.244 port 44856 on 134.119.36.27 port 22
Aug 24 12:27:58 ns sshd[13346]: Invalid user ubuntu from 104.155.163.244 port 44856
Aug 24 12:27:58 ns sshd[13346]: Failed password for invalid user ubuntu from 104.155.163.244 port 44856 ssh2
Aug 24 12:27:58 ns sshd[13346]: Received disconnect from 104.155.163.244 port 44856:11: Bye Bye [preauth]
Aug 24 12:27:58 ns sshd[13346]: Disconnected from 104.155.163.244 port 44856 [preauth]
Aug 24 12:41:33 ns sshd[22411]: Connection from 104.155.163.244 port 52220 on 134.119.36.27 port 22
Aug 24 12:41:34 ns sshd[22411]: Invalid user deploy from 104.155.163.244 port 52220
Aug 24 12:41:34 ns sshd[22411]: Failed password for invalid user deploy from 104.155.163.244 port 52220 ssh2
Aug 24 12:41:34 ns sshd[22411]: Received disconnect from 104.155.163.244 port 52220:11: Bye Bye [preauth]
Aug 24 12:41:34 ns sshd[22411]: Disconnected from 104.155.163.244 port 52220 [preauth]
Aug 24 12:45........
-------------------------------
2020-08-26 16:25:43
117.79.132.166 attackbotsspam
Aug 26 08:06:50 server sshd[9359]: Failed password for invalid user cluster from 117.79.132.166 port 34256 ssh2
Aug 26 08:10:59 server sshd[14703]: Failed password for root from 117.79.132.166 port 53510 ssh2
Aug 26 08:14:53 server sshd[19756]: Failed password for invalid user andrii from 117.79.132.166 port 44534 ssh2
2020-08-26 16:54:01

Recently Reported IPs

89.52.238.174 98.42.189.228 44.128.14.154 42.245.1.148
50.235.79.85 126.48.245.97 45.241.238.41 129.52.235.104
35.55.212.172 4.247.247.52 222.208.151.2 39.156.55.246
197.193.107.115 211.89.52.112 172.145.137.105 17.26.114.221
145.83.179.82 153.27.214.4 153.5.72.68 128.23.166.59