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:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.5.52
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 63691
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.5.52.			IN	A

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

;; Query time: 61 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Feb 20 19:34:06 CST 2022
;; MSG SIZE  rcvd: 104
Host info
Host 52.5.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 52.5.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
34.245.50.229 attackbotsspam
08.08.2020 05:57:14 - Wordpress fail 
Detected by ELinOX-ALM
2020-08-08 14:05:50
222.186.175.148 attackspam
Aug  8 07:42:31 vm1 sshd[16717]: Failed password for root from 222.186.175.148 port 41192 ssh2
Aug  8 07:42:49 vm1 sshd[16717]: error: maximum authentication attempts exceeded for root from 222.186.175.148 port 41192 ssh2 [preauth]
...
2020-08-08 13:46:37
110.78.149.77 attack
Unauthorized IMAP connection attempt
2020-08-08 13:51:36
119.236.166.16 attackspam
Automatic report - Port Scan Attack
2020-08-08 13:29:26
103.56.197.178 attackbots
2020-08-08T07:00:57.536051snf-827550 sshd[15117]: Failed password for root from 103.56.197.178 port 45523 ssh2
2020-08-08T07:04:24.129515snf-827550 sshd[15173]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.56.197.178  user=root
2020-08-08T07:04:26.562353snf-827550 sshd[15173]: Failed password for root from 103.56.197.178 port 3814 ssh2
...
2020-08-08 13:27:04
89.46.86.65 attackbots
SSH bruteforce
2020-08-08 13:52:03
61.177.172.142 attackbots
Aug  8 10:14:57 gw1 sshd[15805]: Failed password for root from 61.177.172.142 port 26676 ssh2
Aug  8 10:15:01 gw1 sshd[15805]: Failed password for root from 61.177.172.142 port 26676 ssh2
...
2020-08-08 13:18:09
77.121.81.204 attack
Aug  8 05:52:50 rotator sshd\[14954\]: Address 77.121.81.204 maps to groupbwt.com, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!Aug  8 05:52:52 rotator sshd\[14954\]: Failed password for root from 77.121.81.204 port 26330 ssh2Aug  8 05:56:32 rotator sshd\[15727\]: Address 77.121.81.204 maps to groupbwt.com, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!Aug  8 05:56:34 rotator sshd\[15727\]: Failed password for root from 77.121.81.204 port 20332 ssh2Aug  8 06:00:23 rotator sshd\[16523\]: Address 77.121.81.204 maps to groupbwt.com, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!Aug  8 06:00:25 rotator sshd\[16523\]: Failed password for root from 77.121.81.204 port 31372 ssh2
...
2020-08-08 14:04:14
2607:f298:6:a056::f37:1ce8 attack
xmlrpc attack
2020-08-08 14:10:17
218.92.0.173 attackbotsspam
$f2bV_matches
2020-08-08 13:55:50
139.59.65.173 attackspam
" "
2020-08-08 13:19:54
185.52.70.199 attack
1596859051 - 08/08/2020 05:57:31 Host: 185.52.70.199/185.52.70.199 Port: 445 TCP Blocked
2020-08-08 13:50:24
101.96.143.79 attackbots
Aug  8 00:52:44 firewall sshd[31010]: Failed password for root from 101.96.143.79 port 60754 ssh2
Aug  8 00:57:40 firewall sshd[31181]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=101.96.143.79  user=root
Aug  8 00:57:41 firewall sshd[31181]: Failed password for root from 101.96.143.79 port 28736 ssh2
...
2020-08-08 13:42:44
104.210.217.135 attackspambots
Unauthorized IMAP connection attempt
2020-08-08 13:16:38
114.36.19.20 attackbots
Aug  8 05:52:35 electroncash sshd[24054]: Failed password for root from 114.36.19.20 port 46886 ssh2
Aug  8 05:54:51 electroncash sshd[24636]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=114.36.19.20  user=root
Aug  8 05:54:53 electroncash sshd[24636]: Failed password for root from 114.36.19.20 port 53558 ssh2
Aug  8 05:57:07 electroncash sshd[25227]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=114.36.19.20  user=root
Aug  8 05:57:09 electroncash sshd[25227]: Failed password for root from 114.36.19.20 port 60230 ssh2
...
2020-08-08 14:08:06

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