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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.52.53
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 44155
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.52.53.			IN	A

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

;; Query time: 25 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 23:51:58 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 53.52.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 53.52.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
129.204.101.132 attackbots
Feb 25 10:02:48 localhost sshd\[102107\]: Invalid user xiaoyun from 129.204.101.132 port 37952
Feb 25 10:02:48 localhost sshd\[102107\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.204.101.132
Feb 25 10:02:50 localhost sshd\[102107\]: Failed password for invalid user xiaoyun from 129.204.101.132 port 37952 ssh2
Feb 25 10:04:46 localhost sshd\[102150\]: Invalid user edward from 129.204.101.132 port 60050
Feb 25 10:04:46 localhost sshd\[102150\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.204.101.132
...
2020-02-25 22:18:11
106.12.33.67 attackspam
Feb 25 13:23:37 MainVPS sshd[29346]: Invalid user qiuliuyang from 106.12.33.67 port 38522
Feb 25 13:23:37 MainVPS sshd[29346]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.33.67
Feb 25 13:23:37 MainVPS sshd[29346]: Invalid user qiuliuyang from 106.12.33.67 port 38522
Feb 25 13:23:40 MainVPS sshd[29346]: Failed password for invalid user qiuliuyang from 106.12.33.67 port 38522 ssh2
Feb 25 13:33:01 MainVPS sshd[15553]: Invalid user jenkins from 106.12.33.67 port 56924
...
2020-02-25 23:00:13
86.188.246.2 attackspambots
Feb 25 04:17:15 ws12vmsma01 sshd[55744]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=86.188.246.2 
Feb 25 04:17:15 ws12vmsma01 sshd[55744]: Invalid user jean from 86.188.246.2
Feb 25 04:17:17 ws12vmsma01 sshd[55744]: Failed password for invalid user jean from 86.188.246.2 port 48013 ssh2
...
2020-02-25 22:37:24
118.70.68.67 attackspambots
Unauthorized connection attempt detected from IP address 118.70.68.67 to port 1433
2020-02-25 22:46:17
182.77.126.128 attackbots
Unauthorized connection attempt from IP address 182.77.126.128 on Port 445(SMB)
2020-02-25 22:58:22
45.123.219.83 attackspam
1582615070 - 02/25/2020 08:17:50 Host: 45.123.219.83/45.123.219.83 Port: 445 TCP Blocked
2020-02-25 22:44:47
222.186.180.142 attackbotsspam
Feb 25 15:19:48 server sshd[1047896]: Failed password for root from 222.186.180.142 port 33229 ssh2
Feb 25 15:19:53 server sshd[1047896]: Failed password for root from 222.186.180.142 port 33229 ssh2
Feb 25 15:19:57 server sshd[1047896]: Failed password for root from 222.186.180.142 port 33229 ssh2
2020-02-25 22:33:13
180.244.186.203 attackbots
1582615101 - 02/25/2020 08:18:21 Host: 180.244.186.203/180.244.186.203 Port: 445 TCP Blocked
2020-02-25 22:25:21
109.94.82.149 attackspam
Invalid user user from 109.94.82.149 port 39492
2020-02-25 22:32:02
123.205.106.183 attackspam
Unauthorized connection attempt detected from IP address 123.205.106.183 to port 23
2020-02-25 22:47:19
195.69.222.166 attackspam
$f2bV_matches
2020-02-25 22:41:50
201.234.66.133 attackbots
Feb 25 14:06:43 ns382633 sshd\[8494\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=201.234.66.133  user=root
Feb 25 14:06:45 ns382633 sshd\[8494\]: Failed password for root from 201.234.66.133 port 50896 ssh2
Feb 25 14:56:52 ns382633 sshd\[17308\]: Invalid user ts6 from 201.234.66.133 port 22307
Feb 25 14:56:52 ns382633 sshd\[17308\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=201.234.66.133
Feb 25 14:56:54 ns382633 sshd\[17308\]: Failed password for invalid user ts6 from 201.234.66.133 port 22307 ssh2
2020-02-25 22:26:09
47.17.177.110 attack
Feb 25 14:45:37 v22018076622670303 sshd\[27661\]: Invalid user user13 from 47.17.177.110 port 43112
Feb 25 14:45:37 v22018076622670303 sshd\[27661\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=47.17.177.110
Feb 25 14:45:39 v22018076622670303 sshd\[27661\]: Failed password for invalid user user13 from 47.17.177.110 port 43112 ssh2
...
2020-02-25 22:20:14
180.242.25.244 attack
Unauthorized connection attempt from IP address 180.242.25.244 on Port 445(SMB)
2020-02-25 22:58:51
178.62.186.49 attackbotsspam
Feb 25 14:47:16 MK-Soft-VM8 sshd[11571]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.62.186.49 
Feb 25 14:47:18 MK-Soft-VM8 sshd[11571]: Failed password for invalid user telnetd from 178.62.186.49 port 51964 ssh2
...
2020-02-25 22:19:28

Recently Reported IPs

104.21.52.52 104.21.52.54 104.21.52.55 104.21.52.59
104.21.52.6 56.14.252.197 104.21.52.60 104.21.52.62
245.153.220.97 104.21.52.63 104.21.52.64 104.21.52.65
104.21.52.67 104.21.52.68 104.21.52.70 104.21.52.73
104.21.52.75 104.21.52.76 104.21.52.8 104.21.52.81