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 <<>> 104.21.33.100
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 59199
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.33.100.			IN	A

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

;; Query time: 47 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:24:20 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 100.33.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 100.33.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
220.248.95.178 attackspam
2020-06-13T12:22:54.010886abusebot-4.cloudsearch.cf sshd[6548]: Invalid user test from 220.248.95.178 port 38986
2020-06-13T12:22:54.022216abusebot-4.cloudsearch.cf sshd[6548]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=220.248.95.178
2020-06-13T12:22:54.010886abusebot-4.cloudsearch.cf sshd[6548]: Invalid user test from 220.248.95.178 port 38986
2020-06-13T12:22:56.190417abusebot-4.cloudsearch.cf sshd[6548]: Failed password for invalid user test from 220.248.95.178 port 38986 ssh2
2020-06-13T12:24:56.165278abusebot-4.cloudsearch.cf sshd[6663]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=220.248.95.178  user=root
2020-06-13T12:24:58.418335abusebot-4.cloudsearch.cf sshd[6663]: Failed password for root from 220.248.95.178 port 33826 ssh2
2020-06-13T12:26:31.759002abusebot-4.cloudsearch.cf sshd[6741]: Invalid user tmp from 220.248.95.178 port 56900
...
2020-06-13 22:49:47
149.202.241.249 attackspam
Jun 13 16:19:47 hosting sshd[7757]: Invalid user 95.216.246.90 - SSH-2.0-Ope.SSH_7.9p1 Debian-10+deb10u1\r from 149.202.241.249 port 60386
...
2020-06-13 22:23:51
104.244.72.115 attackspam
srv02 SSH BruteForce Attacks 22 ..
2020-06-13 22:10:32
167.71.146.220 attackbots
Jun 13 15:26:49 root sshd[3359]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=167.71.146.220  user=root
Jun 13 15:26:51 root sshd[3359]: Failed password for root from 167.71.146.220 port 45302 ssh2
...
2020-06-13 22:26:40
49.83.230.213 attack
Lines containing failures of 49.83.230.213
Jun 11 00:43:10 MAKserver05 sshd[10204]: Invalid user company from 49.83.230.213 port 61866
Jun 11 00:43:10 MAKserver05 sshd[10204]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.83.230.213 
Jun 11 00:43:12 MAKserver05 sshd[10204]: Failed password for invalid user company from 49.83.230.213 port 61866 ssh2


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=49.83.230.213
2020-06-13 22:20:00
190.156.231.245 attackbots
Fail2Ban Ban Triggered
2020-06-13 22:13:32
174.138.20.105 attack
Jun 11 08:55:16 lvpxxxxxxx88-92-201-20 sshd[16208]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=174.138.20.105  user=r.r
Jun 11 08:55:18 lvpxxxxxxx88-92-201-20 sshd[16208]: Failed password for r.r from 174.138.20.105 port 40800 ssh2
Jun 11 08:55:18 lvpxxxxxxx88-92-201-20 sshd[16208]: Received disconnect from 174.138.20.105: 11: Bye Bye [preauth]
Jun 11 09:01:51 lvpxxxxxxx88-92-201-20 sshd[16451]: Failed password for invalid user price from 174.138.20.105 port 44752 ssh2
Jun 11 09:01:52 lvpxxxxxxx88-92-201-20 sshd[16451]: Received disconnect from 174.138.20.105: 11: Bye Bye [preauth]
Jun 11 09:05:16 lvpxxxxxxx88-92-201-20 sshd[16599]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=174.138.20.105  user=r.r
Jun 11 09:05:18 lvpxxxxxxx88-92-201-20 sshd[16599]: Failed password for r.r from 174.138.20.105 port 51020 ssh2
Jun 11 09:05:18 lvpxxxxxxx88-92-201-20 sshd[16599]: Received disconnect f........
-------------------------------
2020-06-13 22:31:19
220.132.75.140 attack
Jun 13 16:48:40 vmi345603 sshd[26471]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=220.132.75.140
Jun 13 16:48:42 vmi345603 sshd[26471]: Failed password for invalid user gadmin from 220.132.75.140 port 56032 ssh2
...
2020-06-13 22:53:00
218.92.0.168 attackbots
Jun 13 14:19:47 localhost sshd[82844]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.168  user=root
Jun 13 14:19:50 localhost sshd[82844]: Failed password for root from 218.92.0.168 port 33420 ssh2
Jun 13 14:19:54 localhost sshd[82844]: Failed password for root from 218.92.0.168 port 33420 ssh2
Jun 13 14:19:47 localhost sshd[82844]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.168  user=root
Jun 13 14:19:50 localhost sshd[82844]: Failed password for root from 218.92.0.168 port 33420 ssh2
Jun 13 14:19:54 localhost sshd[82844]: Failed password for root from 218.92.0.168 port 33420 ssh2
Jun 13 14:19:47 localhost sshd[82844]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.168  user=root
Jun 13 14:19:50 localhost sshd[82844]: Failed password for root from 218.92.0.168 port 33420 ssh2
Jun 13 14:19:54 localhost sshd[82844]: Failed password fo
...
2020-06-13 22:23:22
51.91.75.22 attackbotsspam
Jun 13 15:32:44 debian-2gb-nbg1-2 kernel: \[14313881.323893\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=51.91.75.22 DST=195.201.40.59 LEN=438 TOS=0x00 PREC=0x00 TTL=50 ID=25675 DF PROTO=UDP SPT=5061 DPT=5060 LEN=418
2020-06-13 22:11:00
191.20.155.63 attack
Jun 13 13:26:34 cdc sshd[19482]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=191.20.155.63 
Jun 13 13:26:36 cdc sshd[19482]: Failed password for invalid user admin from 191.20.155.63 port 55254 ssh2
2020-06-13 22:43:12
161.35.80.37 attack
sshd
2020-06-13 22:32:55
138.197.179.111 attack
sshd
2020-06-13 22:24:13
171.103.161.234 attack
Jun 13 14:26:58 raspberrypi sshd\[23231\]: Did not receive identification string from 171.103.161.234
...
2020-06-13 22:17:49
129.204.250.129 attackbotsspam
Jun 13 17:13:07 journals sshd\[59472\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.204.250.129  user=root
Jun 13 17:13:10 journals sshd\[59472\]: Failed password for root from 129.204.250.129 port 39098 ssh2
Jun 13 17:19:57 journals sshd\[60314\]: Invalid user lisha from 129.204.250.129
Jun 13 17:19:57 journals sshd\[60314\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.204.250.129
Jun 13 17:19:59 journals sshd\[60314\]: Failed password for invalid user lisha from 129.204.250.129 port 53130 ssh2
...
2020-06-13 22:32:10

Recently Reported IPs

104.21.33.106 104.21.33.115 104.21.33.108 104.21.33.113
104.21.33.102 104.21.32.97 104.21.33.111 104.21.33.125
104.21.69.148 104.21.33.121 104.21.33.126 15.130.143.59
104.21.33.122 104.21.33.13 104.21.33.133 104.21.33.135
104.21.33.138 104.21.33.144 104.21.33.132 104.21.33.139