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 <<>> 104.21.39.239
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 55525
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.39.239.			IN	A

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

;; Query time: 54 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 21:40:58 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 239.39.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 239.39.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
222.186.15.158 attackspam
2020-04-23T03:46:51.608108homeassistant sshd[2129]: Failed password for root from 222.186.15.158 port 13460 ssh2
2020-04-23T09:41:33.843149homeassistant sshd[24904]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.15.158  user=root
...
2020-04-23 17:48:06
36.72.213.128 attackspambots
Automatic report - Port Scan Attack
2020-04-23 17:42:05
122.128.218.244 attack
Telnet/23 MH Probe, Scan, BF, Hack -
2020-04-23 17:50:27
14.42.33.245 attackspambots
Telnet/23 MH Probe, Scan, BF, Hack -
2020-04-23 18:15:08
222.240.223.85 attackspam
SSH Brute Force
2020-04-23 18:06:08
123.206.174.21 attack
$f2bV_matches
2020-04-23 18:05:54
42.114.43.82 attack
1587630878 - 04/23/2020 10:34:38 Host: 42.114.43.82/42.114.43.82 Port: 445 TCP Blocked
2020-04-23 17:41:35
109.115.62.124 attackspam
Telnet/23 MH Probe, Scan, BF, Hack -
2020-04-23 17:39:26
120.31.229.233 attackbotsspam
trying to access non-authorized port
2020-04-23 18:01:26
59.152.237.118 attackspambots
Apr 23 10:34:38 vmd26974 sshd[28208]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=59.152.237.118
Apr 23 10:34:40 vmd26974 sshd[28208]: Failed password for invalid user it from 59.152.237.118 port 43002 ssh2
...
2020-04-23 17:41:02
166.62.28.147 attackbotsspam
Mass scan
2020-04-23 17:47:00
185.125.23.252 attackbots
20/4/23@04:34:26: FAIL: Alarm-Network address from=185.125.23.252
20/4/23@04:34:27: FAIL: Alarm-Network address from=185.125.23.252
...
2020-04-23 17:54:48
115.86.17.133 attackspambots
Telnet/23 MH Probe, Scan, BF, Hack -
2020-04-23 17:45:06
131.93.213.123 attack
WEB_SERVER 403 Forbidden
2020-04-23 17:49:13
122.15.209.37 attackbots
SSH Brute Force
2020-04-23 18:11:13

Recently Reported IPs

104.21.39.238 104.21.39.242 104.21.39.243 104.21.39.248
104.21.39.29 104.21.39.31 104.21.39.34 104.21.39.36
104.21.39.42 147.43.159.69 104.21.39.5 104.21.39.53
104.21.39.64 104.21.39.67 104.21.39.7 104.21.39.70
104.21.39.74 75.85.165.146 104.21.39.75 104.21.39.76