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 <<>> 104.21.38.56
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 57983
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.38.56.			IN	A

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

;; Query time: 58 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 10:08:50 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 56.38.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 56.38.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
223.199.28.214 attackbots
E-Mail Spam (RBL) [REJECTED]
2020-08-15 05:37:14
154.72.192.26 attackspam
Aug 14 22:44:54 lnxweb61 sshd[15625]: Failed password for root from 154.72.192.26 port 34491 ssh2
Aug 14 22:44:54 lnxweb61 sshd[15625]: Failed password for root from 154.72.192.26 port 34491 ssh2
2020-08-15 05:07:13
61.144.173.147 attackspambots
Aug 13 22:24:49 mail1 sshd[24190]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.144.173.147  user=r.r
Aug 13 22:24:51 mail1 sshd[24190]: Failed password for r.r from 61.144.173.147 port 4168 ssh2
Aug 13 22:24:51 mail1 sshd[24190]: Received disconnect from 61.144.173.147 port 4168:11: Bye Bye [preauth]
Aug 13 22:24:51 mail1 sshd[24190]: Disconnected from 61.144.173.147 port 4168 [preauth]
Aug 13 22:33:59 mail1 sshd[24566]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.144.173.147  user=r.r


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=61.144.173.147
2020-08-15 05:31:27
37.49.224.154 attackbots
[N10.H2.VM2] Port Scanner Detected Blocked by UFW
2020-08-15 05:38:39
46.146.240.185 attackspambots
Aug 14 17:13:27 ny01 sshd[728]: Failed password for root from 46.146.240.185 port 33162 ssh2
Aug 14 17:17:00 ny01 sshd[1177]: Failed password for root from 46.146.240.185 port 36886 ssh2
2020-08-15 05:22:05
83.248.239.183 attackbotsspam
" "
2020-08-15 05:12:16
206.189.88.253 attack
Aug 14 23:00:22 [host] sshd[1153]: pam_unix(sshd:a
Aug 14 23:00:23 [host] sshd[1153]: Failed password
Aug 14 23:04:37 [host] sshd[1242]: pam_unix(sshd:a
2020-08-15 05:05:11
49.235.11.137 attack
Aug 14 22:22:29 h2646465 sshd[25769]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.235.11.137  user=root
Aug 14 22:22:32 h2646465 sshd[25769]: Failed password for root from 49.235.11.137 port 42306 ssh2
Aug 14 22:35:28 h2646465 sshd[27561]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.235.11.137  user=root
Aug 14 22:35:30 h2646465 sshd[27561]: Failed password for root from 49.235.11.137 port 47016 ssh2
Aug 14 22:41:48 h2646465 sshd[28313]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.235.11.137  user=root
Aug 14 22:41:50 h2646465 sshd[28313]: Failed password for root from 49.235.11.137 port 55594 ssh2
Aug 14 22:48:02 h2646465 sshd[28978]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.235.11.137  user=root
Aug 14 22:48:04 h2646465 sshd[28978]: Failed password for root from 49.235.11.137 port 35938 ssh2
Aug 14 22:54:13 h2646465 ssh
2020-08-15 05:08:06
87.116.179.227 attackbots
87.116.179.227 - [15/Aug/2020:00:03:29 +0300] "POST /wp-login.php HTTP/1.1" 403 4030 "-" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)" "-"
87.116.179.227 - [15/Aug/2020:00:04:30 +0300] "POST /wp-login.php HTTP/1.1" 404 164 "-" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)" "-"
87.116.179.227 - [15/Aug/2020:00:05:31 +0300] "POST /wp-login.php HTTP/1.1" 404 164 "-" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)" "-"
87.116.179.227 - [15/Aug/2020:00:10:25 +0300] "POST /wp-login.php HTTP/1.1" 404 164 "-" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)" "-"
87.116.179.227 - [15/Aug/2020:00:11:25 +0300] "POST /wp-login.php HTTP/1.1" 404 164 "-" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)" "-"
...
2020-08-15 05:23:31
187.74.75.221 attackbots
Aug 14 22:44:12 mout sshd[17501]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=187.74.75.221  user=root
Aug 14 22:44:14 mout sshd[17501]: Failed password for root from 187.74.75.221 port 39178 ssh2
2020-08-15 05:28:59
125.91.109.200 attackspambots
2020-08-14T21:18:42.099647shield sshd\[6939\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=125.91.109.200  user=root
2020-08-14T21:18:43.969219shield sshd\[6939\]: Failed password for root from 125.91.109.200 port 49724 ssh2
2020-08-14T21:23:05.535223shield sshd\[7346\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=125.91.109.200  user=root
2020-08-14T21:23:07.514540shield sshd\[7346\]: Failed password for root from 125.91.109.200 port 60724 ssh2
2020-08-14T21:27:24.132723shield sshd\[7781\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=125.91.109.200  user=root
2020-08-15 05:35:21
175.24.84.19 attack
Aug 13 08:41:41 carla sshd[4485]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=175.24.84.19  user=r.r
Aug 13 08:41:42 carla sshd[4485]: Failed password for r.r from 175.24.84.19 port 57900 ssh2
Aug 13 08:41:42 carla sshd[4486]: Received disconnect from 175.24.84.19: 11: Bye Bye
Aug 13 08:55:42 carla sshd[4672]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=175.24.84.19  user=r.r
Aug 13 08:55:43 carla sshd[4672]: Failed password for r.r from 175.24.84.19 port 39476 ssh2
Aug 13 08:55:43 carla sshd[4673]: Received disconnect from 175.24.84.19: 11: Bye Bye
Aug 13 08:59:43 carla sshd[4713]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=175.24.84.19  user=r.r
Aug 13 08:59:45 carla sshd[4713]: Failed password for r.r from 175.24.84.19 port 53106 ssh2
Aug 13 08:59:45 carla sshd[4714]: Received disconnect from 175.24.84.19: 11: Bye Bye
Aug 13 09:03:48 ca........
-------------------------------
2020-08-15 05:15:49
218.92.0.173 attack
Aug 14 23:14:07 abendstille sshd\[22093\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.173  user=root
Aug 14 23:14:09 abendstille sshd\[22093\]: Failed password for root from 218.92.0.173 port 10346 ssh2
Aug 14 23:14:12 abendstille sshd\[22093\]: Failed password for root from 218.92.0.173 port 10346 ssh2
Aug 14 23:14:14 abendstille sshd\[22203\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.173  user=root
Aug 14 23:14:14 abendstille sshd\[22093\]: Failed password for root from 218.92.0.173 port 10346 ssh2
...
2020-08-15 05:14:21
222.186.31.127 attack
Aug 14 20:44:28 ip-172-31-16-56 sshd\[30278\]: Failed password for root from 222.186.31.127 port 48867 ssh2\
Aug 14 20:44:30 ip-172-31-16-56 sshd\[30278\]: Failed password for root from 222.186.31.127 port 48867 ssh2\
Aug 14 20:44:32 ip-172-31-16-56 sshd\[30278\]: Failed password for root from 222.186.31.127 port 48867 ssh2\
Aug 14 20:45:00 ip-172-31-16-56 sshd\[30284\]: Failed password for root from 222.186.31.127 port 41969 ssh2\
Aug 14 20:45:02 ip-172-31-16-56 sshd\[30284\]: Failed password for root from 222.186.31.127 port 41969 ssh2\
2020-08-15 05:03:39
179.107.34.178 attackspambots
$f2bV_matches
2020-08-15 05:10:51

Recently Reported IPs

104.21.38.70 104.21.38.86 104.21.39.122 104.21.39.133
104.21.39.144 104.21.39.175 13.225.71.117 104.21.39.205
104.21.39.176 104.21.39.210 104.21.39.22 104.21.39.244
104.21.39.246 104.21.39.28 104.21.39.25 104.21.39.33
104.21.39.247 104.21.39.39 104.21.39.250 104.21.39.41