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: None

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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.54.111
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 45849
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.54.111.			IN	A

;; AUTHORITY SECTION:
.			191	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021700 1800 900 604800 86400

;; Query time: 18 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 00:03:41 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 111.54.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 111.54.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
103.125.216.5 attackbots
2020-06-23T03:53:06.419150shield sshd\[30431\]: Invalid user CHANGED from 103.125.216.5 port 49312
2020-06-23T03:53:06.421963shield sshd\[30431\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=service.dynamikosoft.com
2020-06-23T03:53:08.546425shield sshd\[30431\]: Failed password for invalid user CHANGED from 103.125.216.5 port 49312 ssh2
2020-06-23T03:58:36.863708shield sshd\[32035\]: Invalid user debian-spamd from 103.125.216.5 port 42136
2020-06-23T03:58:36.867444shield sshd\[32035\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=service.dynamikosoft.com
2020-06-23 12:12:04
49.235.49.150 attack
Jun 22 21:49:56 server1 sshd\[14056\]: Invalid user youtrack from 49.235.49.150
Jun 22 21:49:56 server1 sshd\[14056\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.235.49.150 
Jun 22 21:49:58 server1 sshd\[14056\]: Failed password for invalid user youtrack from 49.235.49.150 port 55130 ssh2
Jun 22 21:58:06 server1 sshd\[19980\]: Invalid user hec from 49.235.49.150
Jun 22 21:58:06 server1 sshd\[19980\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.235.49.150 
...
2020-06-23 12:13:56
118.25.152.231 attack
SSH Brute-Forcing (server1)
2020-06-23 08:39:21
175.24.19.210 attack
Failed password for invalid user bnc from 175.24.19.210 port 55226 ssh2
2020-06-23 12:27:31
54.38.188.118 attack
Jun 23 05:51:48 h1745522 sshd[10047]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.38.188.118  user=root
Jun 23 05:51:50 h1745522 sshd[10047]: Failed password for root from 54.38.188.118 port 57704 ssh2
Jun 23 05:55:03 h1745522 sshd[10163]: Invalid user python from 54.38.188.118 port 52872
Jun 23 05:55:03 h1745522 sshd[10163]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.38.188.118
Jun 23 05:55:03 h1745522 sshd[10163]: Invalid user python from 54.38.188.118 port 52872
Jun 23 05:55:05 h1745522 sshd[10163]: Failed password for invalid user python from 54.38.188.118 port 52872 ssh2
Jun 23 05:58:10 h1745522 sshd[11188]: Invalid user dyc from 54.38.188.118 port 50826
Jun 23 05:58:10 h1745522 sshd[11188]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.38.188.118
Jun 23 05:58:10 h1745522 sshd[11188]: Invalid user dyc from 54.38.188.118 port 50826
Jun 23 05:58
...
2020-06-23 12:11:25
75.111.163.223 attack
Port scan on 1 port(s): 22
2020-06-23 12:15:30
185.209.0.72 attackspambots
" "
2020-06-23 12:11:07
1.20.169.203 attack
Unauthorized IMAP connection attempt
2020-06-23 12:18:07
185.253.154.23 attackspam
2020-06-22T20:07:12.864912devel sshd[18054]: Invalid user tester from 185.253.154.23 port 50308
2020-06-22T20:07:14.936047devel sshd[18054]: Failed password for invalid user tester from 185.253.154.23 port 50308 ssh2
2020-06-22T20:11:11.885717devel sshd[18406]: Invalid user yc from 185.253.154.23 port 56470
2020-06-23 08:42:28
93.113.111.193 attackspam
Attempt to hack Wordpress Login, XMLRPC or other login
2020-06-23 12:23:17
194.26.29.33 attack
Jun 23 05:58:24 debian-2gb-nbg1-2 kernel: \[15143377.089342\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=194.26.29.33 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=241 ID=51643 PROTO=TCP SPT=52096 DPT=984 WINDOW=1024 RES=0x00 SYN URGP=0
2020-06-23 12:01:02
137.74.44.162 attack
Jun 23 05:58:13  sshd\[30918\]: User root from 162.ip-137-74-44.eu not allowed because not listed in AllowUsersJun 23 05:58:15  sshd\[30918\]: Failed password for invalid user root from 137.74.44.162 port 41538 ssh2
...
2020-06-23 12:07:36
185.107.80.34 attackbots
ZGrab Application Layer Scanner Detection
2020-06-23 12:05:48
106.13.233.102 attack
Jun 23 05:39:02 roki-contabo sshd\[19105\]: Invalid user dsa from 106.13.233.102
Jun 23 05:39:02 roki-contabo sshd\[19105\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.233.102
Jun 23 05:39:04 roki-contabo sshd\[19105\]: Failed password for invalid user dsa from 106.13.233.102 port 50074 ssh2
Jun 23 05:58:22 roki-contabo sshd\[19291\]: Invalid user postgres from 106.13.233.102
Jun 23 05:58:22 roki-contabo sshd\[19291\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.233.102
...
2020-06-23 12:02:23
178.62.9.122 attackbots
178.62.9.122 - - [23/Jun/2020:04:57:38 +0100] "POST /wp-login.php HTTP/1.1" 200 1951 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
178.62.9.122 - - [23/Jun/2020:04:57:39 +0100] "POST /wp-login.php HTTP/1.1" 200 1993 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
178.62.9.122 - - [23/Jun/2020:04:57:39 +0100] "POST /xmlrpc.php HTTP/1.1" 403 219 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
...
2020-06-23 12:28:10

Recently Reported IPs

104.21.54.11 104.21.54.117 171.38.2.199 104.21.54.119
104.21.54.122 104.21.54.124 104.21.54.125 104.21.54.127
104.21.54.129 144.91.96.46 104.21.54.134 78.59.109.133
104.21.54.135 104.21.54.137 104.21.54.14 104.21.54.140
104.21.54.142 104.21.54.143 104.21.54.144 104.21.54.147