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 <<>> 104.21.16.53
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 35052
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.16.53.			IN	A

;; AUTHORITY SECTION:
.			207	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021702 1800 900 604800 86400

;; Query time: 16 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 08:31:34 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 53.16.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 53.16.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
171.246.82.119 attack
23/tcp
[2019-09-12]1pkt
2019-09-13 06:08:48
51.91.38.180 attackbotsspam
$f2bV_matches
2019-09-13 06:14:21
152.136.108.222 attack
Sep 12 16:46:09 srv206 sshd[4093]: Invalid user vbox from 152.136.108.222
...
2019-09-13 06:25:12
220.176.212.116 attackbotsspam
SSH/22 MH Probe, BF, Hack -
2019-09-13 06:35:08
182.71.209.203 attack
www.geburtshaus-fulda.de 182.71.209.203 \[12/Sep/2019:16:46:42 +0200\] "POST /wp-login.php HTTP/1.1" 200 5785 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
www.geburtshaus-fulda.de 182.71.209.203 \[12/Sep/2019:16:46:45 +0200\] "POST /wp-login.php HTTP/1.1" 200 5789 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
2019-09-13 05:59:02
218.69.91.84 attackbots
Sep 12 19:54:57 hcbbdb sshd\[22451\]: Invalid user dev from 218.69.91.84
Sep 12 19:54:57 hcbbdb sshd\[22451\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.69.91.84
Sep 12 19:54:59 hcbbdb sshd\[22451\]: Failed password for invalid user dev from 218.69.91.84 port 55353 ssh2
Sep 12 19:58:32 hcbbdb sshd\[22831\]: Invalid user factorio from 218.69.91.84
Sep 12 19:58:32 hcbbdb sshd\[22831\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.69.91.84
2019-09-13 05:54:22
197.51.65.55 attack
" "
2019-09-13 06:04:19
177.91.255.237 attack
SSH Brute Force
2019-09-13 06:06:38
67.207.95.247 attackspam
Sep 12 16:31:21 lvps5-35-247-183 sshd[13879]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=67.207.95.247  user=r.r
Sep 12 16:31:23 lvps5-35-247-183 sshd[13879]: Failed password for r.r from 67.207.95.247 port 47356 ssh2
Sep 12 16:31:23 lvps5-35-247-183 sshd[13879]: Received disconnect from 67.207.95.247: 11: Bye Bye [preauth]
Sep 12 16:31:24 lvps5-35-247-183 sshd[13882]: Invalid user admin from 67.207.95.247
Sep 12 16:31:24 lvps5-35-247-183 sshd[13882]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=67.207.95.247 
Sep 12 16:31:26 lvps5-35-247-183 sshd[13882]: Failed password for invalid user admin from 67.207.95.247 port 50662 ssh2
Sep 12 16:31:26 lvps5-35-247-183 sshd[13882]: Received disconnect from 67.207.95.247: 11: Bye Bye [preauth]
Sep 12 16:31:27 lvps5-35-247-183 sshd[13884]: Invalid user admin from 67.207.95.247
Sep 12 16:31:27 lvps5-35-247-183 sshd[13884]: pam_unix(sshd:auth): a........
-------------------------------
2019-09-13 05:53:58
212.47.250.50 attackspambots
Sep 12 09:49:51 web1 sshd\[19032\]: Invalid user mc from 212.47.250.50
Sep 12 09:49:51 web1 sshd\[19032\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.47.250.50
Sep 12 09:49:53 web1 sshd\[19032\]: Failed password for invalid user mc from 212.47.250.50 port 39938 ssh2
Sep 12 09:50:59 web1 sshd\[19123\]: Invalid user localhost from 212.47.250.50
Sep 12 09:50:59 web1 sshd\[19123\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.47.250.50
2019-09-13 06:37:28
213.76.172.24 attack
2019-09-12 x@x
2019-09-12 x@x
2019-09-12 x@x


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=213.76.172.24
2019-09-13 06:03:23
27.9.126.55 attackbotsspam
Sep 12 16:32:47 m1 sshd[15377]: Invalid user admin from 27.9.126.55
Sep 12 16:32:49 m1 sshd[15377]: Failed password for invalid user admin from 27.9.126.55 port 42905 ssh2
Sep 12 16:32:51 m1 sshd[15377]: Failed password for invalid user admin from 27.9.126.55 port 42905 ssh2


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=27.9.126.55
2019-09-13 06:09:37
159.203.201.91 attackbotsspam
55564/tcp
[2019-09-12]1pkt
2019-09-13 05:53:23
104.236.28.167 attack
Sep 12 23:57:25 vps691689 sshd[32610]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.236.28.167
Sep 12 23:57:26 vps691689 sshd[32610]: Failed password for invalid user web5 from 104.236.28.167 port 39966 ssh2
...
2019-09-13 06:03:59
178.62.214.85 attack
Sep 13 00:27:16 markkoudstaal sshd[7597]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.62.214.85
Sep 13 00:27:18 markkoudstaal sshd[7597]: Failed password for invalid user oracle from 178.62.214.85 port 45515 ssh2
Sep 13 00:31:42 markkoudstaal sshd[7978]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.62.214.85
2019-09-13 06:35:43

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