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:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.43.239
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 52393
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.43.239.			IN	A

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

;; Query time: 16 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:30:19 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 239.43.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 239.43.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
118.89.108.147 attackspambots
Apr  6 18:17:16 v22019038103785759 sshd\[10648\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.89.108.147  user=root
Apr  6 18:17:19 v22019038103785759 sshd\[10648\]: Failed password for root from 118.89.108.147 port 58186 ssh2
Apr  6 18:21:10 v22019038103785759 sshd\[10912\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.89.108.147  user=root
Apr  6 18:21:11 v22019038103785759 sshd\[10912\]: Failed password for root from 118.89.108.147 port 40038 ssh2
Apr  6 18:24:35 v22019038103785759 sshd\[11205\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.89.108.147  user=root
...
2020-04-07 06:28:45
121.162.60.159 attackbotsspam
Apr  6 22:55:17 legacy sshd[1700]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.162.60.159
Apr  6 22:55:18 legacy sshd[1700]: Failed password for invalid user debian from 121.162.60.159 port 32882 ssh2
Apr  6 22:59:32 legacy sshd[1846]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.162.60.159
...
2020-04-07 06:28:21
62.81.252.98 attack
Unauthorized connection attempt from IP address 62.81.252.98 on Port 445(SMB)
2020-04-07 06:27:52
202.103.37.40 attackbotsspam
SSH invalid-user multiple login try
2020-04-07 06:09:27
50.70.229.239 attackspam
Apr  6 23:48:23 legacy sshd[3947]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=50.70.229.239
Apr  6 23:48:26 legacy sshd[3947]: Failed password for invalid user test from 50.70.229.239 port 47582 ssh2
Apr  6 23:51:12 legacy sshd[4045]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=50.70.229.239
...
2020-04-07 06:00:59
78.36.138.254 attackspam
Unauthorized connection attempt from IP address 78.36.138.254 on Port 445(SMB)
2020-04-07 06:06:47
52.157.110.87 attack
$f2bV_matches
2020-04-07 05:58:00
209.97.168.254 attackbots
Apr  6 13:30:53 ws19vmsma01 sshd[242573]: Failed password for root from 209.97.168.254 port 35872 ssh2
...
2020-04-07 06:07:44
92.24.207.142 attackspambots
Port 22 Scan, PTR: None
2020-04-07 06:03:24
160.153.146.157 attackspambots
WordPress XMLRPC scan :: 160.153.146.157 0.108 BYPASS [06/Apr/2020:15:30:42  0000] www.[censored_2] "POST /xmlrpc.php HTTP/1.1" 200 217 "-" "Mozilla/5.0 (Linux; Android 7.1.2; AFTMM Build/NS6268; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/70.0.3538.110 Mobile Safari/537.36"
2020-04-07 06:24:40
71.237.171.150 attackspam
(sshd) Failed SSH login from 71.237.171.150 (US/United States/c-71-237-171-150.hsd1.or.comcast.net): 5 in the last 3600 secs
2020-04-07 06:20:54
164.163.99.10 attackspam
SASL PLAIN auth failed: ruser=...
2020-04-07 06:12:00
103.145.12.50 attackbotsspam
Fail2Ban Ban Triggered
2020-04-07 06:08:52
91.134.185.83 attackspambots
Port 22 Scan, PTR: None
2020-04-07 06:30:20
171.103.53.210 attackspambots
(imapd) Failed IMAP login from 171.103.53.210 (TH/Thailand/171-103-53-210.static.asianet.co.th): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: Apr  6 20:00:41 ir1 dovecot[566034]: imap-login: Disconnected (auth failed, 1 attempts in 6 secs): user=, method=PLAIN, rip=171.103.53.210, lip=5.63.12.44, session=
2020-04-07 06:14:14

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