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 <<>> 104.21.54.158
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 14661
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.54.158.			IN	A

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

;; Query time: 76 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:36:38 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 158.54.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 158.54.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
165.227.114.134 attackspam
Automatic Fail2ban report - Trying login SSH
2020-09-08 03:04:21
46.105.29.160 attackspambots
Failed password for root from 46.105.29.160 port 35182 ssh2
2020-09-08 02:50:09
119.28.238.101 attack
prod11
...
2020-09-08 02:38:01
185.153.196.126 attackspambots
SIP/5060 Probe, BF, Hack -
2020-09-08 02:33:24
180.180.123.227 attackbotsspam
2020-09-07T20:55:22.294567mail.standpoint.com.ua sshd[4582]: Failed password for invalid user login from 180.180.123.227 port 45078 ssh2
2020-09-07T20:59:20.467393mail.standpoint.com.ua sshd[5121]: Invalid user netscape from 180.180.123.227 port 44245
2020-09-07T20:59:20.470087mail.standpoint.com.ua sshd[5121]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=node-ogz.pool-180-180.dynamic.totinternet.net
2020-09-07T20:59:20.467393mail.standpoint.com.ua sshd[5121]: Invalid user netscape from 180.180.123.227 port 44245
2020-09-07T20:59:22.361762mail.standpoint.com.ua sshd[5121]: Failed password for invalid user netscape from 180.180.123.227 port 44245 ssh2
...
2020-09-08 02:31:01
106.12.173.236 attackspam
Sep  7 16:55:26 db sshd[10380]: User root from 106.12.173.236 not allowed because none of user's groups are listed in AllowGroups
...
2020-09-08 02:33:04
5.188.87.58 attackspam
Cowrie Honeypot: Unauthorised SSH/Telnet login attempt with user "root" at 2020-09-07T18:54:58Z
2020-09-08 02:56:26
14.102.101.203 attackbotsspam
2020-09-06 UTC: (37x) - admin,music,root(33x),sammy,tommy
2020-09-08 02:52:04
91.121.173.41 attackspam
SSH brute-force attempt
2020-09-08 03:04:06
134.209.249.204 attackspambots
2020-09-07T21:06:56.097188lavrinenko.info sshd[31508]: Invalid user oracle from 134.209.249.204 port 58864
2020-09-07T21:06:57.905451lavrinenko.info sshd[31508]: Failed password for invalid user oracle from 134.209.249.204 port 58864 ssh2
2020-09-07T21:07:13.395458lavrinenko.info sshd[31510]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.249.204  user=root
2020-09-07T21:07:15.528182lavrinenko.info sshd[31510]: Failed password for root from 134.209.249.204 port 50846 ssh2
2020-09-07T21:07:30.018999lavrinenko.info sshd[31518]: Invalid user postgres from 134.209.249.204 port 42828
...
2020-09-08 02:54:43
103.87.28.153 attack
*Port Scan* detected from 103.87.28.153 (IN/India/Maharashtra/Badlapur/-). 4 hits in the last 95 seconds
2020-09-08 02:27:36
78.246.36.42 attackspam
Sep  6 18:47:15 minden010 sshd[4660]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=78.246.36.42
Sep  6 18:47:15 minden010 sshd[4662]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=78.246.36.42
Sep  6 18:47:17 minden010 sshd[4660]: Failed password for invalid user pi from 78.246.36.42 port 45308 ssh2
...
2020-09-08 02:59:41
111.33.13.219 attack
2020-09-07T10:28:48.501778luisaranguren sshd[603139]: Failed password for root from 111.33.13.219 port 59632 ssh2
2020-09-07T10:28:50.409588luisaranguren sshd[603139]: Connection closed by authenticating user root 111.33.13.219 port 59632 [preauth]
...
2020-09-08 02:55:11
46.118.114.118 attackspambots
46.118.114.118 - - [07/Sep/2020:19:30:58 +0200] "POST //xmlrpc.php HTTP/1.1" 403 41485 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.149 Safari/537.36"
46.118.114.118 - - [07/Sep/2020:19:30:59 +0200] "POST //xmlrpc.php HTTP/1.1" 403 41485 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.149 Safari/537.36"
...
2020-09-08 02:58:52
106.12.89.154 attack
Sep  7 18:41:06 marvibiene sshd[54514]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.89.154  user=root
Sep  7 18:41:09 marvibiene sshd[54514]: Failed password for root from 106.12.89.154 port 44188 ssh2
Sep  7 18:43:49 marvibiene sshd[56193]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.89.154  user=root
Sep  7 18:43:51 marvibiene sshd[56193]: Failed password for root from 106.12.89.154 port 44220 ssh2
2020-09-08 02:49:12

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