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: United States

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 <<>> 104.21.81.153
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 13262
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.81.153.			IN	A

;; AUTHORITY SECTION:
.			600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021701 1800 900 604800 86400

;; Query time: 25 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 03:02:11 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 153.81.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 153.81.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
107.150.59.82 attack
2020/09/09 03:02:03 [error] 18260#18260: *460150 open() "/usr/share/nginx/html/wp-login.php" failed (2: No such file or directory), client: 107.150.59.82, server: _, request: "GET /wp-login.php HTTP/1.1", host: "cps-hueckeswagen.de"
2020/09/09 03:08:34 [error] 18260#18260: *461477 open() "/usr/share/nginx/html/wp-login.php" failed (2: No such file or directory), client: 107.150.59.82, server: _, request: "GET /wp-login.php HTTP/1.1", host: "remscheid.cloud"
2020-09-11 16:10:23
35.187.233.244 attackbots
ET CINS Active Threat Intelligence Poor Reputation IP group 13 - port: 28353 proto: tcp cat: Misc Attackbytes: 60
2020-09-11 16:25:26
84.17.59.41 attack
84.17.59.41 - - [10/Sep/2020:18:15:31 +0100] "POST //wp-login.php HTTP/1.1" 200 3626 "https://wpeagledemoblog.com//wp-login.php" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/79.0 Safari/537.36"
84.17.59.41 - - [10/Sep/2020:18:15:31 +0100] "POST //wp-login.php HTTP/1.1" 200 3626 "https://wpeagledemoblog.com//wp-login.php" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/79.0 Safari/537.36"
84.17.59.41 - - [10/Sep/2020:18:15:31 +0100] "POST //wp-login.php HTTP/1.1" 200 3626 "https://wpeagledemoblog.com//wp-login.php" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/79.0 Safari/537.36"
...
2020-09-11 15:47:50
103.145.13.205 attackbotsspam
[2020-09-10 21:04:54] NOTICE[1239][C-0000107e] chan_sip.c: Call from '' (103.145.13.205:5070) to extension '+972595897084' rejected because extension not found in context 'public'.
[2020-09-10 21:04:54] SECURITY[1264] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-09-10T21:04:54.767-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="+972595897084",SessionID="0x7f4d480f08c8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/103.145.13.205/5070",ACLName="no_extension_match"
[2020-09-10 21:12:54] NOTICE[1239][C-00001091] chan_sip.c: Call from '' (103.145.13.205:5078) to extension '972595897084' rejected because extension not found in context 'public'.
[2020-09-10 21:12:54] SECURITY[1264] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-09-10T21:12:54.766-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="972595897084",SessionID="0x7f4d484dbdb8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/103.145.13
...
2020-09-11 16:21:56
118.69.161.67 attackspam
SSH/22 MH Probe, BF, Hack -
2020-09-11 16:07:37
106.75.214.102 attackbots
Lines containing failures of 106.75.214.102
Sep  9 20:46:14 www sshd[7425]: Invalid user nx from 106.75.214.102 port 33308
Sep  9 20:46:14 www sshd[7425]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.75.214.102
Sep  9 20:46:16 www sshd[7425]: Failed password for invalid user nx from 106.75.214.102 port 33308 ssh2
Sep  9 20:46:16 www sshd[7425]: Received disconnect from 106.75.214.102 port 33308:11: Bye Bye [preauth]
Sep  9 20:46:16 www sshd[7425]: Disconnected from invalid user nx 106.75.214.102 port 33308 [preauth]
Sep  9 20:48:45 www sshd[7762]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.75.214.102  user=r.r
Sep  9 20:48:47 www sshd[7762]: Failed password for r.r from 106.75.214.102 port 58240 ssh2
Sep  9 20:48:47 www sshd[7762]: Received disconnect from 106.75.214.102 port 58240:11: Bye Bye [preauth]
Sep  9 20:48:47 www sshd[7762]: Disconnected from authenticating user r.r ........
------------------------------
2020-09-11 16:23:01
142.93.100.171 attackspambots
Sep 11 06:44:01 localhost sshd[2398706]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=142.93.100.171 
Sep 11 06:44:01 localhost sshd[2398706]: Invalid user carter from 142.93.100.171 port 55218
Sep 11 06:44:03 localhost sshd[2398706]: Failed password for invalid user carter from 142.93.100.171 port 55218 ssh2
Sep 11 06:47:54 localhost sshd[2406558]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=142.93.100.171  user=root
Sep 11 06:47:56 localhost sshd[2406558]: Failed password for root from 142.93.100.171 port 40184 ssh2
...
2020-09-11 16:08:23
122.51.198.90 attackbotsspam
Sep 11 11:00:24 hosting sshd[5951]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.51.198.90  user=root
Sep 11 11:00:26 hosting sshd[5951]: Failed password for root from 122.51.198.90 port 55954 ssh2
...
2020-09-11 16:00:36
46.19.86.144 attackbotsspam
20/9/10@12:54:25: FAIL: Alarm-Network address from=46.19.86.144
20/9/10@12:54:25: FAIL: Alarm-Network address from=46.19.86.144
...
2020-09-11 16:22:37
40.113.124.250 attackspambots
40.113.124.250 - - [11/Sep/2020:09:28:51 +0200] "GET /wp-login.php HTTP/1.1" 200 9061 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
40.113.124.250 - - [11/Sep/2020:09:28:53 +0200] "POST /wp-login.php HTTP/1.1" 200 9312 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
40.113.124.250 - - [11/Sep/2020:09:28:53 +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"
2020-09-11 16:22:12
62.171.163.94 attackspambots
*Port Scan* detected from 62.171.163.94 (DE/Germany/Bavaria/Munich (Ramersdorf-Perlach)/vmi434102.contaboserver.net). 4 hits in the last 205 seconds
2020-09-11 15:54:46
5.188.84.119 attackspam
0,33-01/02 [bc01/m12] PostRequest-Spammer scoring: berlin
2020-09-11 16:20:29
111.125.70.22 attack
Sep 11 08:26:35 root sshd[16749]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.125.70.22 
...
2020-09-11 16:18:24
193.70.81.132 attackbotsspam
193.70.81.132 - - [10/Sep/2020:19:46:02 +0200] "GET /wp-login.php HTTP/1.1" 200 2566 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
193.70.81.132 - - [10/Sep/2020:19:46:02 +0200] "POST /wp-login.php HTTP/1.1" 200 2698 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
193.70.81.132 - - [10/Sep/2020:19:46:02 +0200] "GET /wp-login.php HTTP/1.1" 200 2566 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
193.70.81.132 - - [10/Sep/2020:19:46:02 +0200] "POST /wp-login.php HTTP/1.1" 200 2672 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
193.70.81.132 - - [10/Sep/2020:19:46:02 +0200] "GET /wp-login.php HTTP/1.1" 200 2566 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
193.70.81.132 - - [10/Sep/2020:19:46:02 +0200] "POST /wp-login.php HTTP/1.1" 200 2673 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Fir
...
2020-09-11 16:00:16
54.36.108.162 attack
2020-09-11T08:52[Censored Hostname] sshd[28239]: Failed password for root from 54.36.108.162 port 36689 ssh2
2020-09-11T08:52[Censored Hostname] sshd[28239]: Failed password for root from 54.36.108.162 port 36689 ssh2
2020-09-11T08:52[Censored Hostname] sshd[28239]: Failed password for root from 54.36.108.162 port 36689 ssh2[...]
2020-09-11 15:57:04

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