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 <<>> 53.121.45.81
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 9826
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;53.121.45.81.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025022600 1800 900 604800 86400

;; Query time: 15 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Wed Feb 26 20:24:23 CST 2025
;; MSG SIZE  rcvd: 105
Host info
Host 81.45.121.53.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 81.45.121.53.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
200.89.98.46 attack
Fail2Ban Ban Triggered
2020-05-13 07:50:32
212.92.106.96 attackspam
Brute force attack stopped by firewall
2020-05-13 07:44:42
180.68.48.238 attack
Telnet Server BruteForce Attack
2020-05-13 07:58:32
124.30.44.214 attackspambots
(sshd) Failed SSH login from 124.30.44.214 (IN/India/firewallgoa.unichemlabs.com): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: May 13 00:48:22 srv sshd[13911]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=124.30.44.214  user=root
May 13 00:48:24 srv sshd[13911]: Failed password for root from 124.30.44.214 port 26122 ssh2
May 13 00:55:59 srv sshd[14618]: Invalid user dibs from 124.30.44.214 port 18546
May 13 00:56:01 srv sshd[14618]: Failed password for invalid user dibs from 124.30.44.214 port 18546 ssh2
May 13 00:57:45 srv sshd[14812]: Invalid user test from 124.30.44.214 port 54133
2020-05-13 08:09:00
113.92.196.5 attackbots
1589317912 - 05/12/2020 23:11:52 Host: 113.92.196.5/113.92.196.5 Port: 445 TCP Blocked
2020-05-13 07:46:21
54.36.150.35 attackspam
[Wed May 13 04:11:47.701310 2020] [:error] [pid 18877:tid 140684891911936] [client 54.36.150.35:51858] [client 54.36.150.35] ModSecurity: Access denied with code 403 (phase 2). Matched phrase "AhrefsBot" at REQUEST_HEADERS:User-Agent. [file "/etc/modsecurity/owasp-modsecurity-crs-3.2.0/rules/REQUEST-913-SCANNER-DETECTION.conf"] [line "183"] [id "913102"] [msg "Found User-Agent associated with web crawler/bot"] [data "Matched Data: AhrefsBot found within REQUEST_HEADERS:User-Agent: mozilla/5.0 (compatible; ahrefsbot/6.1; +http://ahrefs.com/robot/)"] [severity "CRITICAL"] [ver "OWASP_CRS/3.2.0"] [tag "application-multi"] [tag "language-multi"] [tag "platform-multi"] [tag "attack-reputation-crawler"] [tag "OWASP_CRS"] [tag "OWASP_CRS/AUTOMATION/CRAWLER"] [tag "WASCTC/WASC-21"] [tag "OWASP_TOP_10/A7"] [tag "PCI/6.5.10"] [tag "paranoia-level/2"] [hostname "karangploso.jatim.bmkg.go.id"] [uri "/index.php/prakiraan-cuaca-daerah-malang-dan-batu-seminggu-ke-depan/472-prakiraan-cuaca-daerah-mala
...
2020-05-13 07:51:47
112.126.102.187 attack
May 12 15:59:44 server1 sshd\[30236\]: Failed password for invalid user test from 112.126.102.187 port 50824 ssh2
May 12 16:01:43 server1 sshd\[30848\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.126.102.187  user=postgres
May 12 16:01:45 server1 sshd\[30848\]: Failed password for postgres from 112.126.102.187 port 57336 ssh2
May 12 16:04:03 server1 sshd\[31566\]: Invalid user michael from 112.126.102.187
May 12 16:04:03 server1 sshd\[31566\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.126.102.187 
...
2020-05-13 07:29:48
51.77.226.68 attack
May 12 17:11:04 server1 sshd\[21035\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.77.226.68  user=ubuntu
May 12 17:11:07 server1 sshd\[21035\]: Failed password for ubuntu from 51.77.226.68 port 37920 ssh2
May 12 17:14:41 server1 sshd\[22060\]: Invalid user neil from 51.77.226.68
May 12 17:14:41 server1 sshd\[22060\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.77.226.68 
May 12 17:14:43 server1 sshd\[22060\]: Failed password for invalid user neil from 51.77.226.68 port 45070 ssh2
...
2020-05-13 07:50:14
192.248.41.62 attackbots
5x Failed Password
2020-05-13 07:51:02
150.143.244.2 attackspambots
Automated report (2020-05-12T14:11:42-07:00). Caught masquerading as Facebook external hit. Caught masquerading as Twitterbot.
2020-05-13 07:55:14
82.83.106.161 attack
trying to access non-authorized port
2020-05-13 07:44:31
170.239.106.217 attackbotsspam
May 12 21:11:54 *** sshd[19752]: Did not receive identification string from 170.239.106.217
2020-05-13 07:41:36
58.20.129.76 attackbotsspam
Ssh brute force
2020-05-13 08:12:00
164.132.98.75 attackspam
2020-05-12T17:05:20.508277linuxbox-skyline sshd[126931]: Invalid user ubuntu from 164.132.98.75 port 45838
...
2020-05-13 07:29:37
73.168.41.214 attackspam
May 12 23:11:42 ns3164893 sshd[3567]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=73.168.41.214
May 12 23:11:44 ns3164893 sshd[3567]: Failed password for invalid user admin from 73.168.41.214 port 36239 ssh2
...
2020-05-13 07:53:58

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