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 <<>> 104.21.21.85
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 61751
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.21.85.			IN	A

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

;; Query time: 130 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 18:58:17 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 85.21.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 85.21.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
81.71.6.249 attack
Failed SSH login
2020-10-10 03:17:38
51.178.45.204 attackbots
Oct  9 15:50:32 firewall sshd[1822]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.178.45.204
Oct  9 15:50:32 firewall sshd[1822]: Invalid user nagios from 51.178.45.204
Oct  9 15:50:34 firewall sshd[1822]: Failed password for invalid user nagios from 51.178.45.204 port 45477 ssh2
...
2020-10-10 03:19:25
180.76.97.9 attackspam
Oct  8 23:31:22 v22019038103785759 sshd\[27327\]: Invalid user web85p1 from 180.76.97.9 port 41530
Oct  8 23:31:22 v22019038103785759 sshd\[27327\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=180.76.97.9
Oct  8 23:31:24 v22019038103785759 sshd\[27327\]: Failed password for invalid user web85p1 from 180.76.97.9 port 41530 ssh2
Oct  8 23:35:39 v22019038103785759 sshd\[27737\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=180.76.97.9  user=root
Oct  8 23:35:42 v22019038103785759 sshd\[27737\]: Failed password for root from 180.76.97.9 port 44206 ssh2
...
2020-10-10 03:20:20
66.228.38.85 attackspam
Found on   CINS badguys     / proto=6  .  srcport=44773  .  dstport=9633  .     (2745)
2020-10-10 03:53:00
119.45.208.191 attackspambots
Oct  9 15:06:16 host sshd\[12777\]: Failed password for root from 119.45.208.191 port 46888 ssh2
Oct  9 15:10:43 host sshd\[14036\]: Failed password for root from 119.45.208.191 port 39156 ssh2
Oct  9 15:15:09 host sshd\[14523\]: Invalid user testftp from 119.45.208.191
Oct  9 15:15:09 host sshd\[14523\]: Failed password for invalid user testftp from 119.45.208.191 port 59648 ssh2
...
2020-10-10 03:43:50
106.54.255.11 attackspambots
Oct  9 12:14:40 Tower sshd[25894]: refused connect from 118.25.144.133 (118.25.144.133)
Oct  9 14:03:16 Tower sshd[25894]: Connection from 106.54.255.11 port 34296 on 192.168.10.220 port 22 rdomain ""
Oct  9 14:03:18 Tower sshd[25894]: Invalid user alumni from 106.54.255.11 port 34296
Oct  9 14:03:18 Tower sshd[25894]: error: Could not get shadow information for NOUSER
Oct  9 14:03:18 Tower sshd[25894]: Failed password for invalid user alumni from 106.54.255.11 port 34296 ssh2
Oct  9 14:03:18 Tower sshd[25894]: Received disconnect from 106.54.255.11 port 34296:11: Bye Bye [preauth]
Oct  9 14:03:18 Tower sshd[25894]: Disconnected from invalid user alumni 106.54.255.11 port 34296 [preauth]
2020-10-10 03:26:18
86.106.136.68 attack
Oct  8 22:25:02 minden010 sshd[24738]: Failed password for r.r from 86.106.136.68 port 2857 ssh2
Oct  8 22:25:04 minden010 sshd[24738]: Failed password for r.r from 86.106.136.68 port 2857 ssh2
Oct  8 22:25:06 minden010 sshd[24738]: Failed password for r.r from 86.106.136.68 port 2857 ssh2
Oct  8 22:25:08 minden010 sshd[24738]: Failed password for r.r from 86.106.136.68 port 2857 ssh2


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=86.106.136.68
2020-10-10 03:39:45
200.175.180.116 attackbots
Oct  9 21:16:53 lnxweb61 sshd[3032]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.175.180.116
2020-10-10 03:29:01
112.85.42.112 attack
Oct  9 21:46:28 ucs sshd\[1937\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.85.42.112  user=root
Oct  9 21:46:30 ucs sshd\[1934\]: error: PAM: User not known to the underlying authentication module for root from 112.85.42.112
Oct  9 21:46:31 ucs sshd\[1938\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.85.42.112  user=root
...
2020-10-10 03:52:35
149.129.52.53 attack
Automatic report - Banned IP Access
2020-10-10 03:25:50
91.135.60.15 attack
Automatic report - Port Scan Attack
2020-10-10 03:51:27
154.194.2.70 attackspam
Oct  9 15:38:35 ns3164893 sshd[25186]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=154.194.2.70  user=root
Oct  9 15:38:37 ns3164893 sshd[25186]: Failed password for root from 154.194.2.70 port 37970 ssh2
...
2020-10-10 03:50:28
159.89.1.19 attackbots
probing for vulnerabilities, found a honeypot
2020-10-10 03:22:56
123.149.212.142 attackspambots
(sshd) Failed SSH login from 123.149.212.142 (CN/China/-): 5 in the last 3600 secs
2020-10-10 03:27:10
81.68.118.120 attackspambots
Oct  9 15:29:52 sigma sshd\[14595\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=81.68.118.120  user=rootOct  9 15:32:56 sigma sshd\[14703\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=81.68.118.120  user=root
...
2020-10-10 03:39:29

Recently Reported IPs

104.21.21.84 104.21.21.9 104.21.21.90 104.21.21.91
104.21.21.92 104.21.21.93 104.21.21.98 104.21.22.100
104.21.22.104 104.21.22.105 34.95.238.210 104.21.22.107
104.21.22.11 163.99.165.205 104.21.22.110 104.21.22.112
104.21.22.113 104.21.22.114 104.21.22.116 104.21.22.118