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 <<>> 104.21.33.181
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 28911
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.33.181.			IN	A

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

;; Query time: 81 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 20:52:05 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 181.33.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 181.33.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
120.244.110.25 attackspambots
Aug  5 22:38:24 sip sshd[1203846]: Failed password for root from 120.244.110.25 port 3490 ssh2
Aug  5 22:42:17 sip sshd[1203864]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=120.244.110.25  user=root
Aug  5 22:42:19 sip sshd[1203864]: Failed password for root from 120.244.110.25 port 3073 ssh2
...
2020-08-06 04:50:36
93.86.224.157 attack
93.86.224.157 - - [05/Aug/2020:22:14:13 +0200] "POST /xmlrpc.php HTTP/1.1" 301 162 "-" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)"
93.86.224.157 - - [05/Aug/2020:22:41:19 +0200] "POST /xmlrpc.php HTTP/1.1" 301 162 "-" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)"
...
2020-08-06 05:00:01
83.97.20.35 attack
Aug  5 23:41:24 mertcangokgoz-v4-main kernel: [277025.381556] [UFW BLOCK] IN=eth0 OUT= MAC=96:00:00:5a:6b:04:d2:74:7f:6e:37:e3:08:00 SRC=83.97.20.35 DST=94.130.96.165 LEN=40 TOS=0x00 PREC=0x00 TTL=243 ID=54321 PROTO=TCP SPT=45275 DPT=3000 WINDOW=65535 RES=0x00 SYN URGP=0
2020-08-06 04:56:24
222.186.42.7 attack
Fail2Ban - SSH Bruteforce Attempt
2020-08-06 05:14:15
206.81.8.155 attack
Aug  5 22:40:15 abendstille sshd\[26625\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=206.81.8.155  user=root
Aug  5 22:40:17 abendstille sshd\[26625\]: Failed password for root from 206.81.8.155 port 53108 ssh2
Aug  5 22:42:58 abendstille sshd\[29403\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=206.81.8.155  user=root
Aug  5 22:43:01 abendstille sshd\[29403\]: Failed password for root from 206.81.8.155 port 50992 ssh2
Aug  5 22:45:49 abendstille sshd\[32601\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=206.81.8.155  user=root
...
2020-08-06 04:51:53
218.173.138.32 attackbotsspam
20/8/5@16:41:07: FAIL: Alarm-Network address from=218.173.138.32
20/8/5@16:41:07: FAIL: Alarm-Network address from=218.173.138.32
...
2020-08-06 05:11:15
114.67.72.164 attackbots
prod11
...
2020-08-06 05:20:45
49.83.37.58 attackspambots
20 attempts against mh-ssh on bush
2020-08-06 05:03:44
218.92.0.215 attackspambots
Aug  5 23:11:54 piServer sshd[5132]: Failed password for root from 218.92.0.215 port 45319 ssh2
Aug  5 23:11:57 piServer sshd[5132]: Failed password for root from 218.92.0.215 port 45319 ssh2
Aug  5 23:12:00 piServer sshd[5132]: Failed password for root from 218.92.0.215 port 45319 ssh2
...
2020-08-06 05:18:06
139.198.122.19 attack
Aug  5 22:41:32 lnxmail61 sshd[11514]: Failed password for root from 139.198.122.19 port 54318 ssh2
Aug  5 22:41:32 lnxmail61 sshd[11514]: Failed password for root from 139.198.122.19 port 54318 ssh2
2020-08-06 04:47:19
218.92.0.173 attack
Brute force attempt
2020-08-06 05:16:04
139.155.26.79 attackbotsspam
Aug  5 20:37:04 onepixel sshd[2170428]: Failed password for root from 139.155.26.79 port 53454 ssh2
Aug  5 20:39:18 onepixel sshd[2171878]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.155.26.79  user=root
Aug  5 20:39:19 onepixel sshd[2171878]: Failed password for root from 139.155.26.79 port 55544 ssh2
Aug  5 20:41:30 onepixel sshd[2173143]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.155.26.79  user=root
Aug  5 20:41:32 onepixel sshd[2173143]: Failed password for root from 139.155.26.79 port 57636 ssh2
2020-08-06 04:49:10
192.144.239.87 attackbots
2020-08-05T20:34:31.102830abusebot-5.cloudsearch.cf sshd[23125]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=192.144.239.87  user=root
2020-08-05T20:34:33.102488abusebot-5.cloudsearch.cf sshd[23125]: Failed password for root from 192.144.239.87 port 44664 ssh2
2020-08-05T20:36:39.683027abusebot-5.cloudsearch.cf sshd[23132]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=192.144.239.87  user=root
2020-08-05T20:36:42.254691abusebot-5.cloudsearch.cf sshd[23132]: Failed password for root from 192.144.239.87 port 39600 ssh2
2020-08-05T20:38:49.094854abusebot-5.cloudsearch.cf sshd[23147]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=192.144.239.87  user=root
2020-08-05T20:38:50.512456abusebot-5.cloudsearch.cf sshd[23147]: Failed password for root from 192.144.239.87 port 34536 ssh2
2020-08-05T20:40:58.539272abusebot-5.cloudsearch.cf sshd[23154]: pam_unix(sshd:auth):
...
2020-08-06 05:16:36
35.192.173.56 attack
21 attempts against mh-misbehave-ban on bush
2020-08-06 05:07:23
62.112.11.90 attackbots
Cowrie Honeypot: 10 unauthorised SSH/Telnet login attempts between 2020-08-05T20:12:36Z and 2020-08-05T20:41:08Z
2020-08-06 05:10:08

Recently Reported IPs

233.198.186.80 104.21.33.182 104.21.33.184 106.184.137.193
104.21.33.187 104.21.33.190 104.21.33.191 104.21.33.193
104.21.33.197 225.99.168.197 104.21.33.204 104.21.33.207
27.99.207.9 104.21.33.210 104.21.33.212 104.21.33.218
104.21.33.221 104.21.33.222 104.21.33.223 254.226.151.246