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 <<>> 104.21.73.158
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 7719
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.73.158.			IN	A

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

;; Query time: 73 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:51:50 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 158.73.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 158.73.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
178.32.219.66 attackspambots
$f2bV_matches
2020-08-10 01:44:36
123.24.85.63 attackbots
1596974955 - 08/09/2020 14:09:15 Host: 123.24.85.63/123.24.85.63 Port: 445 TCP Blocked
2020-08-10 01:21:32
107.219.185.75 attackbotsspam
Sent packet to closed port: 81
2020-08-10 01:34:37
58.213.116.170 attack
Aug 9 15:26:42 *hidden* sshd[52546]: Failed password for *hidden* from 58.213.116.170 port 60434 ssh2 Aug 9 15:32:43 *hidden* sshd[53576]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=58.213.116.170 user=root Aug 9 15:32:45 *hidden* sshd[53576]: Failed password for *hidden* from 58.213.116.170 port 35198 ssh2
2020-08-10 01:17:31
222.232.29.235 attackspam
Fail2Ban
2020-08-10 01:24:58
200.54.150.18 attackbots
Aug  9 14:20:43 inter-technics sshd[31805]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.54.150.18  user=root
Aug  9 14:20:46 inter-technics sshd[31805]: Failed password for root from 200.54.150.18 port 21714 ssh2
Aug  9 14:23:34 inter-technics sshd[31991]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.54.150.18  user=root
Aug  9 14:23:35 inter-technics sshd[31991]: Failed password for root from 200.54.150.18 port 53948 ssh2
Aug  9 14:26:24 inter-technics sshd[32161]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.54.150.18  user=root
Aug  9 14:26:26 inter-technics sshd[32161]: Failed password for root from 200.54.150.18 port 54894 ssh2
...
2020-08-10 01:31:37
222.186.30.167 attackspam
SSH authentication failure x 6 reported by Fail2Ban
...
2020-08-10 01:16:23
60.50.99.134 attackspam
Automatic report - Banned IP Access
2020-08-10 01:29:04
145.239.29.50 attack
Port Scan detected!
...
2020-08-10 01:38:16
201.40.244.147 attackbotsspam
Aug  9 19:12:29 vps1 sshd[26714]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=201.40.244.147  user=root
Aug  9 19:12:31 vps1 sshd[26714]: Failed password for invalid user root from 201.40.244.147 port 54284 ssh2
Aug  9 19:14:21 vps1 sshd[26734]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=201.40.244.147  user=root
Aug  9 19:14:23 vps1 sshd[26734]: Failed password for invalid user root from 201.40.244.147 port 48326 ssh2
Aug  9 19:15:39 vps1 sshd[26752]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=201.40.244.147  user=root
Aug  9 19:15:41 vps1 sshd[26752]: Failed password for invalid user root from 201.40.244.147 port 37056 ssh2
...
2020-08-10 01:35:28
81.68.112.145 attackbotsspam
SSH Brute Force
2020-08-10 01:15:07
212.185.58.83 attack
Aug  9 16:18:55 ns3033917 sshd[329]: Failed password for root from 212.185.58.83 port 54304 ssh2
Aug  9 16:22:07 ns3033917 sshd[341]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.185.58.83  user=root
Aug  9 16:22:09 ns3033917 sshd[341]: Failed password for root from 212.185.58.83 port 52008 ssh2
...
2020-08-10 01:30:40
58.244.254.94 attackspambots
SSH auth scanning - multiple failed logins
2020-08-10 01:45:55
104.131.13.199 attack
firewall-block, port(s): 6586/tcp
2020-08-10 01:40:17
46.21.249.141 attackbotsspam
ET COMPROMISED Known Compromised or Hostile Host Traffic group 26 - port: 22 proto: tcp cat: Misc Attackbytes: 60
2020-08-10 01:10:14

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