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 <<>> 141.52.21.136
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 14283
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;141.52.21.136.			IN	A

;; AUTHORITY SECTION:
.			268	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2023051200 1800 900 604800 86400

;; Query time: 81 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri May 12 18:07:19 CST 2023
;; MSG SIZE  rcvd: 106
Host info
136.21.52.141.in-addr.arpa domain name pointer dyn-dhcp-141-52-21-136.ifg.kit.edu.
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

Non-authoritative answer:
136.21.52.141.in-addr.arpa	name = dyn-dhcp-141-52-21-136.ifg.kit.edu.

Authoritative answers can be found from:
Related IP info:
Related comments:
IP Type Details Datetime
198.108.67.104 attackspambots
trying to access non-authorized port
2020-02-07 01:05:02
211.253.129.225 attackspam
Feb  6 15:44:10 www sshd\[71732\]: Invalid user ngd from 211.253.129.225
Feb  6 15:44:10 www sshd\[71732\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=211.253.129.225
Feb  6 15:44:13 www sshd\[71732\]: Failed password for invalid user ngd from 211.253.129.225 port 59612 ssh2
...
2020-02-07 00:35:42
77.42.74.12 attackbots
Automatic report - Port Scan Attack
2020-02-07 01:08:37
124.29.238.135 attackbotsspam
1580996652 - 02/06/2020 14:44:12 Host: 124.29.238.135/124.29.238.135 Port: 445 TCP Blocked
2020-02-07 00:39:54
189.193.91.93 attackspambots
2020-02-06T14:20:09.390845homeassistant sshd[24349]: Invalid user xmj from 189.193.91.93 port 39834
2020-02-06T14:20:09.397533homeassistant sshd[24349]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=189.193.91.93
...
2020-02-07 00:33:35
3.6.37.86 attack
Feb  4 21:30:05 xxx sshd[15311]: Invalid user testftp from 3.6.37.86
Feb  4 21:30:07 xxx sshd[15311]: Failed password for invalid user testftp from 3.6.37.86 port 46878 ssh2
Feb  4 21:35:04 xxx sshd[15561]: Invalid user bonaka from 3.6.37.86
Feb  4 21:35:06 xxx sshd[15561]: Failed password for invalid user bonaka from 3.6.37.86 port 60462 ssh2
Feb  4 21:39:34 xxx sshd[16093]: Invalid user edubuntu from 3.6.37.86


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=3.6.37.86
2020-02-07 00:34:48
222.186.42.75 attackspambots
2020-02-06T17:52:44.094574scmdmz1 sshd[9351]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.42.75  user=root
2020-02-06T17:52:45.990030scmdmz1 sshd[9351]: Failed password for root from 222.186.42.75 port 34641 ssh2
2020-02-06T17:52:48.131582scmdmz1 sshd[9351]: Failed password for root from 222.186.42.75 port 34641 ssh2
2020-02-06T17:52:44.094574scmdmz1 sshd[9351]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.42.75  user=root
2020-02-06T17:52:45.990030scmdmz1 sshd[9351]: Failed password for root from 222.186.42.75 port 34641 ssh2
2020-02-06T17:52:48.131582scmdmz1 sshd[9351]: Failed password for root from 222.186.42.75 port 34641 ssh2
2020-02-06T17:52:44.094574scmdmz1 sshd[9351]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.42.75  user=root
2020-02-06T17:52:45.990030scmdmz1 sshd[9351]: Failed password for root from 222.186.42.75 port 34641 ssh2
2020-02-06T17:52:
2020-02-07 01:00:34
77.247.110.58 attackspambots
SIPVicious Scanner Detection
2020-02-07 01:14:20
209.127.19.43 attackspambots
2020-02-06T17:56:37.629890scmdmz1 sshd[9683]: Invalid user nms from 209.127.19.43 port 39888
2020-02-06T17:56:37.632740scmdmz1 sshd[9683]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=209.127.19.43
2020-02-06T17:56:37.629890scmdmz1 sshd[9683]: Invalid user nms from 209.127.19.43 port 39888
2020-02-06T17:56:40.180747scmdmz1 sshd[9683]: Failed password for invalid user nms from 209.127.19.43 port 39888 ssh2
2020-02-06T17:59:20.891709scmdmz1 sshd[9932]: Invalid user zk from 209.127.19.43 port 37318
...
2020-02-07 01:12:04
84.215.23.72 attackbots
Feb  6 15:31:50 silence02 sshd[26430]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=84.215.23.72
Feb  6 15:31:52 silence02 sshd[26430]: Failed password for invalid user pta from 84.215.23.72 port 37084 ssh2
Feb  6 15:35:12 silence02 sshd[26701]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=84.215.23.72
2020-02-07 00:44:07
80.211.67.90 attack
$f2bV_matches
2020-02-07 01:15:19
128.199.235.49 attack
Feb  6 16:20:35 plex sshd[25978]: Invalid user gbz from 128.199.235.49 port 36228
2020-02-07 00:41:51
162.243.128.105 attackspam
Port 465 scan denied
2020-02-07 01:03:20
180.108.64.71 attack
2020-2-6 3:16:23 PM: failed ssh attempt
2020-02-07 01:00:49
162.243.130.200 attackbotsspam
port scan and connect, tcp 8080 (http-proxy)
2020-02-07 00:57:56

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