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 <<>> 104.21.53.42
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 49415
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.53.42.			IN	A

;; AUTHORITY SECTION:
.			324	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022022000 1800 900 604800 86400

;; Query time: 57 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Feb 20 19:34:37 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 42.53.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 42.53.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
46.21.245.21 attackspam
Unauthorized connection attempt from IP address 46.21.245.21 on Port 445(SMB)
2020-02-22 19:09:45
45.95.168.111 attackspambots
Invalid user y from 45.95.168.111 port 50838
2020-02-22 19:18:28
115.85.83.178 attackbots
Attempt to attack host OS, exploiting network vulnerabilities, on 22-02-2020 07:25:09.
2020-02-22 19:02:12
179.181.129.112 attackbots
Automatic report - Port Scan Attack
2020-02-22 19:00:23
117.0.35.153 attackbots
Invalid user admin from 117.0.35.153 port 49447
2020-02-22 18:49:33
170.239.108.74 attack
Feb 22 07:47:45 XXX sshd[25352]: Invalid user csserver from 170.239.108.74 port 43315
2020-02-22 19:14:52
189.15.98.52 attack
Port probing on unauthorized port 26
2020-02-22 18:54:44
117.247.222.42 attack
Unauthorized connection attempt from IP address 117.247.222.42 on Port 445(SMB)
2020-02-22 18:59:44
101.36.178.202 attack
Feb 22 05:45:31 odroid64 sshd\[634\]: User list from 101.36.178.202 not allowed because not listed in AllowUsers
Feb 22 05:45:31 odroid64 sshd\[634\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=101.36.178.202  user=list
...
2020-02-22 19:01:25
118.89.62.112 attack
Feb 22 06:46:58 server sshd[3420956]: Failed password for invalid user ubnt from 118.89.62.112 port 47818 ssh2
Feb 22 07:01:16 server sshd[3429430]: Failed password for invalid user MYUSER from 118.89.62.112 port 39498 ssh2
Feb 22 07:06:38 server sshd[3432666]: User postgres from 118.89.62.112 not allowed because not listed in AllowUsers
2020-02-22 18:56:59
123.16.32.43 attackbots
Unauthorized connection attempt from IP address 123.16.32.43 on Port 445(SMB)
2020-02-22 19:10:03
200.89.178.140 attackspam
2020-02-22T04:45:20.599674homeassistant sshd[24573]: Invalid user openbravo from 200.89.178.140 port 42962
2020-02-22T04:45:20.606690homeassistant sshd[24573]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.89.178.140
...
2020-02-22 19:10:41
1.53.89.159 attack
Unauthorized connection attempt from IP address 1.53.89.159 on Port 445(SMB)
2020-02-22 19:14:25
213.87.101.180 attack
Unauthorized connection attempt from IP address 213.87.101.180 on Port 445(SMB)
2020-02-22 18:58:31
41.58.181.234 attackbots
Feb 22 09:35:02 ns382633 sshd\[11472\]: Invalid user oracle from 41.58.181.234 port 35604
Feb 22 09:35:02 ns382633 sshd\[11472\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=41.58.181.234
Feb 22 09:35:04 ns382633 sshd\[11472\]: Failed password for invalid user oracle from 41.58.181.234 port 35604 ssh2
Feb 22 09:53:52 ns382633 sshd\[14731\]: Invalid user cpaneleximscanner from 41.58.181.234 port 57452
Feb 22 09:53:52 ns382633 sshd\[14731\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=41.58.181.234
2020-02-22 19:15:48

Recently Reported IPs

104.21.53.4 104.21.53.240 104.21.53.20 104.21.53.56
104.21.53.50 104.21.53.54 104.21.53.62 104.21.53.63
104.18.31.101 104.21.53.197 104.21.53.73 104.21.53.6
104.21.53.61 104.21.53.87 104.21.53.80 104.21.53.8
104.21.54.102 104.21.54.101 104.21.54.112 104.21.53.93