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 <<>> 53.136.4.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 7011
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;53.136.4.21.			IN	A

;; AUTHORITY SECTION:
.			29	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025062501 1800 900 604800 86400

;; Query time: 39 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Jun 26 11:03:28 CST 2025
;; MSG SIZE  rcvd: 104
Host info
Host 21.4.136.53.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 21.4.136.53.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
218.92.0.175 attackbotsspam
Aug 13 13:13:59 abendstille sshd\[30791\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.175  user=root
Aug 13 13:14:01 abendstille sshd\[30791\]: Failed password for root from 218.92.0.175 port 43667 ssh2
Aug 13 13:14:04 abendstille sshd\[30791\]: Failed password for root from 218.92.0.175 port 43667 ssh2
Aug 13 13:14:08 abendstille sshd\[30791\]: Failed password for root from 218.92.0.175 port 43667 ssh2
Aug 13 13:14:11 abendstille sshd\[30791\]: Failed password for root from 218.92.0.175 port 43667 ssh2
...
2020-08-13 19:25:18
49.235.239.238 attack
$f2bV_matches
2020-08-13 19:26:50
112.215.237.249 attackspambots
1597290421 - 08/13/2020 05:47:01 Host: 112.215.237.249/112.215.237.249 Port: 445 TCP Blocked
2020-08-13 19:30:32
165.22.33.32 attackspambots
Aug 13 09:29:38 icinga sshd[27716]: Failed password for root from 165.22.33.32 port 51144 ssh2
Aug 13 09:53:10 icinga sshd[63802]: Failed password for root from 165.22.33.32 port 57730 ssh2
...
2020-08-13 19:11:17
80.82.78.100 attackspam
firewall-block, port(s): 1067/udp, 1088/udp
2020-08-13 19:27:25
185.53.129.117 attackbots
Lines containing failures of 185.53.129.117
Aug 13 05:47:23 mellenthin sshd[8001]: User r.r from 185.53.129.117 not allowed because not listed in AllowUsers
Aug 13 05:47:23 mellenthin sshd[8001]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=185.53.129.117  user=r.r
Aug 13 05:47:25 mellenthin sshd[8001]: Failed password for invalid user r.r from 185.53.129.117 port 44112 ssh2
Aug 13 05:47:25 mellenthin sshd[8001]: Received disconnect from 185.53.129.117 port 44112:11: Bye Bye [preauth]
Aug 13 05:47:25 mellenthin sshd[8001]: Disconnected from invalid user r.r 185.53.129.117 port 44112 [preauth]


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=185.53.129.117
2020-08-13 19:13:47
134.19.219.34 attack
Port scan on 2 port(s): 22 8291
2020-08-13 19:06:31
117.157.104.1 attackspambots
(ftpd) Failed FTP login from 117.157.104.1 (CN/China/-): 10 in the last 3600 secs
2020-08-13 18:59:52
218.92.0.185 attackspam
Aug 13 12:50:36 db sshd[11564]: User root from 218.92.0.185 not allowed because none of user's groups are listed in AllowGroups
...
2020-08-13 18:58:57
201.184.68.58 attackbotsspam
Aug 12 21:50:20 php1 sshd\[23740\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=201.184.68.58  user=root
Aug 12 21:50:21 php1 sshd\[23740\]: Failed password for root from 201.184.68.58 port 43610 ssh2
Aug 12 21:54:07 php1 sshd\[24055\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=201.184.68.58  user=root
Aug 12 21:54:08 php1 sshd\[24055\]: Failed password for root from 201.184.68.58 port 43284 ssh2
Aug 12 21:57:59 php1 sshd\[24329\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=201.184.68.58  user=root
2020-08-13 19:05:53
218.92.0.219 attackbots
Aug 13 11:08:22 scw-6657dc sshd[28980]: Failed password for root from 218.92.0.219 port 61876 ssh2
Aug 13 11:08:22 scw-6657dc sshd[28980]: Failed password for root from 218.92.0.219 port 61876 ssh2
Aug 13 11:08:25 scw-6657dc sshd[28980]: Failed password for root from 218.92.0.219 port 61876 ssh2
...
2020-08-13 19:08:29
45.145.67.163 attack
 TCP (SYN) 45.145.67.163:57022 -> port 23459, len 44
2020-08-13 18:54:32
180.168.212.6 attackbotsspam
Aug 13 05:31:35 havingfunrightnow sshd[28850]: Failed password for root from 180.168.212.6 port 2219 ssh2
Aug 13 05:44:24 havingfunrightnow sshd[29337]: Failed password for root from 180.168.212.6 port 2220 ssh2
...
2020-08-13 19:20:44
191.241.242.91 attackbots
1597290462 - 08/13/2020 05:47:42 Host: 191.241.242.91/191.241.242.91 Port: 445 TCP Blocked
2020-08-13 19:01:00
49.37.205.41 attackspam
php WP PHPmyadamin ABUSE blocked for 12h
2020-08-13 19:30:49

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