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 <<>> 104.21.54.138
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 25413
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.54.138.			IN	A

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

;; Query time: 72 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:36:36 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 138.54.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 138.54.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
79.137.79.167 attackbots
Aug 01 02:23:39 askasleikir sshd[15925]: Failed password for root from 79.137.79.167 port 63077 ssh2
2019-08-01 17:28:29
77.247.108.119 attackspam
01.08.2019 10:04:35 Connection to port 5038 blocked by firewall
2019-08-01 18:22:43
182.16.4.38 attackspambots
Unauthorised access (Aug  1) SRC=182.16.4.38 LEN=40 TTL=241 ID=59086 TCP DPT=445 WINDOW=1024 SYN
2019-08-01 18:40:02
103.26.41.241 attackspam
Automatic report - Banned IP Access
2019-08-01 17:57:41
103.62.239.77 attackbots
Aug  1 12:31:57 h2177944 sshd\[14105\]: Invalid user terra from 103.62.239.77 port 60480
Aug  1 12:31:57 h2177944 sshd\[14105\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.62.239.77
Aug  1 12:31:59 h2177944 sshd\[14105\]: Failed password for invalid user terra from 103.62.239.77 port 60480 ssh2
Aug  1 12:37:20 h2177944 sshd\[14201\]: Invalid user toor from 103.62.239.77 port 54494
...
2019-08-01 18:45:53
142.93.58.123 attackspambots
2019-08-01T05:26:33.780172abusebot-8.cloudsearch.cf sshd\[16483\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=142.93.58.123  user=root
2019-08-01 17:24:56
117.50.95.121 attackspambots
Aug  1 10:28:01 ns341937 sshd[28097]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.50.95.121
Aug  1 10:28:04 ns341937 sshd[28097]: Failed password for invalid user zimbra from 117.50.95.121 port 35462 ssh2
Aug  1 10:48:31 ns341937 sshd[31917]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.50.95.121
...
2019-08-01 18:44:05
123.31.31.68 attack
2019-08-01T04:00:54.752730abusebot-7.cloudsearch.cf sshd\[3727\]: Invalid user cambricon from 123.31.31.68 port 42716
2019-08-01 17:54:07
117.50.94.229 attackbotsspam
Aug  1 07:41:42 MK-Soft-VM7 sshd\[28327\]: Invalid user lionel from 117.50.94.229 port 40286
Aug  1 07:41:42 MK-Soft-VM7 sshd\[28327\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.50.94.229
Aug  1 07:41:44 MK-Soft-VM7 sshd\[28327\]: Failed password for invalid user lionel from 117.50.94.229 port 40286 ssh2
...
2019-08-01 17:45:46
118.25.104.48 attack
Aug  1 12:17:21 SilenceServices sshd[10055]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.25.104.48
Aug  1 12:17:23 SilenceServices sshd[10055]: Failed password for invalid user zimbra from 118.25.104.48 port 44609 ssh2
Aug  1 12:20:27 SilenceServices sshd[12597]: Failed password for root from 118.25.104.48 port 10964 ssh2
2019-08-01 18:34:13
71.189.47.10 attack
Jul  8 05:12:01 dallas01 sshd[15596]: Failed password for invalid user oracle from 71.189.47.10 port 58633 ssh2
Jul  8 05:13:35 dallas01 sshd[15817]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=71.189.47.10
Jul  8 05:13:37 dallas01 sshd[15817]: Failed password for invalid user pai from 71.189.47.10 port 43691 ssh2
2019-08-01 18:50:47
205.157.249.5 attackbots
2019-07-31 22:24:22 H=(filter01.reyqa.com) [205.157.249.5]:64287 I=[192.147.25.65]:25 F= rejected RCPT : RBL: found in psbl.surriel.com (127.0.0.2) (Listed in PSBL, see http://psbl.org/listing?ip=205.157.249.5)
2019-07-31 22:24:22 H=(filter01.reyqa.com) [205.157.249.5]:64287 I=[192.147.25.65]:25 F= rejected RCPT : RBL: found in psbl.surriel.com (127.0.0.2) (Listed in PSBL, see http://psbl.org/listing?ip=205.157.249.5)
2019-07-31 22:24:22 H=(filter01.reyqa.com) [205.157.249.5]:64287 I=[192.147.25.65]:25 F= rejected RCPT : RBL: found in psbl.surriel.com (127.0.0.2) (Listed in PSBL, see http://psbl.org/listing?ip=205.157.249.5)
...
2019-08-01 18:05:15
13.73.105.153 attack
Aug  1 07:38:01 SilenceServices sshd[28197]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=13.73.105.153
Aug  1 07:38:03 SilenceServices sshd[28197]: Failed password for invalid user getmail from 13.73.105.153 port 49630 ssh2
Aug  1 07:44:16 SilenceServices sshd[32637]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=13.73.105.153
2019-08-01 17:52:42
104.236.224.69 attackspambots
2019-08-01T03:23:29.715453abusebot-6.cloudsearch.cf sshd\[20211\]: Invalid user wc from 104.236.224.69 port 41499
2019-08-01 18:39:01
185.166.107.182 attackspambots
Invalid user erp from 185.166.107.182 port 46064
2019-08-01 18:16:01

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