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: FZI Forschungszentrum Informatik am Karlsruher Institut fuer Technologie

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 <<>> 141.21.53.209
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 9010
;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;141.21.53.209.			IN	A

;; AUTHORITY SECTION:
.			3600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019060200 1800 900 604800 86400

;; Query time: 60 msec
;; SERVER: 67.207.67.2#53(67.207.67.2)
;; WHEN: Sun Jun 02 21:45:17 CST 2019
;; MSG SIZE  rcvd: 117

Host info
Host 209.53.21.141.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		67.207.67.2
Address:	67.207.67.2#53

** server can't find 209.53.21.141.in-addr.arpa: NXDOMAIN

Related IP info:
Related comments:
IP Type Details Datetime
185.147.215.8 attackspambots
[2020-08-30 17:03:26] NOTICE[1185] chan_sip.c: Registration from '' failed for '185.147.215.8:63397' - Wrong password
[2020-08-30 17:03:26] SECURITY[1203] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-08-30T17:03:26.825-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="3767",SessionID="0x7f10c49f9a78",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/185.147.215.8/63397",Challenge="38eed758",ReceivedChallenge="38eed758",ReceivedHash="49c980be2b2df9ac030fe62ddb0c86f3"
[2020-08-30 17:03:49] NOTICE[1185] chan_sip.c: Registration from '' failed for '185.147.215.8:58840' - Wrong password
[2020-08-30 17:03:49] SECURITY[1203] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-08-30T17:03:49.046-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="4374",SessionID="0x7f10c416cce8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/185.147.215.8
...
2020-08-31 05:22:44
2a02:4780:3:3:17ea:cd90:6f01:de0f attack
schuetzenmusikanten.de 2a02:4780:3:3:17ea:cd90:6f01:de0f [30/Aug/2020:22:37:17 +0200] "POST /wp-login.php HTTP/1.1" 200 6740 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
schuetzenmusikanten.de 2a02:4780:3:3:17ea:cd90:6f01:de0f [30/Aug/2020:22:37:18 +0200] "POST /xmlrpc.php HTTP/1.1" 200 4108 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
2020-08-31 05:23:46
94.43.85.6 attackspambots
Aug 30 23:48:01 ns382633 sshd\[21254\]: Invalid user nagios from 94.43.85.6 port 27211
Aug 30 23:48:01 ns382633 sshd\[21254\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=94.43.85.6
Aug 30 23:48:03 ns382633 sshd\[21254\]: Failed password for invalid user nagios from 94.43.85.6 port 27211 ssh2
Aug 30 23:55:58 ns382633 sshd\[22708\]: Invalid user odoo from 94.43.85.6 port 16107
Aug 30 23:55:58 ns382633 sshd\[22708\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=94.43.85.6
2020-08-31 05:58:25
5.227.4.141 attackspam
445/tcp 445/tcp
[2020-08-30]2pkt
2020-08-31 05:57:22
154.8.151.45 attackbots
2020-08-31T01:09:33.255633paragon sshd[900343]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=154.8.151.45
2020-08-31T01:09:33.253002paragon sshd[900343]: Invalid user odoo from 154.8.151.45 port 35234
2020-08-31T01:09:35.202053paragon sshd[900343]: Failed password for invalid user odoo from 154.8.151.45 port 35234 ssh2
2020-08-31T01:13:16.133559paragon sshd[900637]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=154.8.151.45  user=root
2020-08-31T01:13:18.696366paragon sshd[900637]: Failed password for root from 154.8.151.45 port 38815 ssh2
...
2020-08-31 05:27:16
118.27.14.233 attack
4989/tcp
[2020-08-30]1pkt
2020-08-31 05:40:34
213.79.50.139 attack
11003/tcp
[2020-08-30]1pkt
2020-08-31 05:30:29
125.161.165.35 attackspam
445/tcp 445/tcp 445/tcp
[2020-08-30]3pkt
2020-08-31 05:44:48
138.255.15.205 attackspam
23/tcp
[2020-08-30]1pkt
2020-08-31 06:00:13
152.136.126.129 attack
 TCP (SYN) 152.136.126.129:44752 -> port 3657, len 44
2020-08-31 05:46:09
192.241.235.97 attackspambots
Port Scan detected!
...
2020-08-31 05:51:27
182.156.234.90 attackbotsspam
1598819823 - 08/30/2020 22:37:03 Host: 182.156.234.90/182.156.234.90 Port: 445 TCP Blocked
2020-08-31 05:35:56
103.14.229.39 attackspam
Invalid user tomcat from 103.14.229.39 port 47542
2020-08-31 05:42:17
208.109.54.139 attack
208.109.54.139 - - [30/Aug/2020:22:36:58 +0200] "GET /wp-login.php HTTP/1.1" 200 8775 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
208.109.54.139 - - [30/Aug/2020:22:37:00 +0200] "POST /wp-login.php HTTP/1.1" 200 9026 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
208.109.54.139 - - [30/Aug/2020:22:37:02 +0200] "POST /xmlrpc.php HTTP/1.1" 200 427 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
2020-08-31 05:37:39
92.44.6.91 attackspam
DATE:2020-08-30 22:37:03, IP:92.44.6.91, PORT:telnet - Telnet brute force auth on a honeypot server (epe-dc)
2020-08-31 05:38:25

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