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 <<>> 104.23.139.12
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 31371
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.23.139.12.			IN	A

;; AUTHORITY SECTION:
.			412	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021701 1800 900 604800 86400

;; Query time: 58 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 03:47:48 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 12.139.23.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 12.139.23.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
85.245.170.28 attackspambots
445/tcp
[2019-07-08]1pkt
2019-07-09 04:23:14
162.144.145.151 attackbotsspam
Automatic report - Web App Attack
2019-07-09 04:40:02
23.225.121.231 attackspam
nginx-http-auth intrusion attempt
2019-07-09 04:38:41
36.230.83.131 attackbots
37215/tcp
[2019-07-08]1pkt
2019-07-09 04:10:36
60.19.4.235 attack
Honeypot attack, port: 23, PTR: PTR record not found
2019-07-09 04:04:06
178.62.4.64 attackbots
Jul  8 21:33:25 icinga sshd[9603]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.62.4.64
Jul  8 21:33:28 icinga sshd[9603]: Failed password for invalid user jfrog from 178.62.4.64 port 45184 ssh2
...
2019-07-09 04:28:59
36.68.7.39 attackspam
445/tcp 445/tcp 445/tcp
[2019-07-08]3pkt
2019-07-09 04:10:03
36.236.121.18 attack
37215/tcp
[2019-07-08]1pkt
2019-07-09 04:15:32
186.0.181.145 attackbots
23/tcp
[2019-07-08]1pkt
2019-07-09 04:34:41
110.249.212.46 attack
08.07.2019 20:05:43 Connection to port 3128 blocked by firewall
2019-07-09 04:41:12
156.198.108.112 attackbotsspam
Honeypot attack, port: 23, PTR: host-156.198.112.108-static.tedata.net.
2019-07-09 03:56:18
212.92.107.15 attackbots
Web app attack attempts, scanning for vulnerability.
Date: 2019 Jul 08. 12:19:11
Source IP: 212.92.107.15

Portion of the log(s):
212.92.107.15 - [08/Jul/2019:12:19:10 +0200] "GET /dev/ HTTP/1.1" 404 118 "-" "Mozilla/5.0 (Windows NT 6.3; Win64; x64; rv:63.0) Gecko/20100101 Firefox/63.0"
212.92.107.15 - [08/Jul/2019:12:19:10 +0200] "GET /cms/ HTTP/1.1" 404 118 "-" "Mozilla/5.0 (Windows NT 6.3; Win64; x64; rv:63.0) Gecko/20100101 Firefox/63.0"
212.92.107.15 - [08/Jul/2019:12:19:09 +0200] "GET /tmp/ HTTP/1.1" 404 118 "-" "Mozilla/5.0 (Windows NT 6.3; Win64; x64; rv:63.0) Gecko/20100101 Firefox/63.0"
212.92.107.15 - [08/Jul/2019:12:19:08 +0200] "GET /home/ HTTP/1.1" 404 118 "-" "Mozilla/5.0 (Windows NT 6.3; Win64; x64; rv:63.0) Gecko/20100101 Firefox/63.0"
212.92.107.15 - [08/Jul/2019:12:19:08 +0200] "GET /demo/ HTTP/1.1" 404 118 "-" "Mozilla/5.0 (Windows NT 6.3; Win64; x64; rv:63.0) Gecko/20100101 Firefox/63.0"
212.92.107.15 - [08/Jul/2019:12:19:07 +0200] "GET /backup/ HTTP/1.1
....
2019-07-09 03:58:13
113.172.149.250 attack
Jul  8 21:32:46 master sshd[418]: Failed password for invalid user admin from 113.172.149.250 port 47593 ssh2
2019-07-09 04:18:39
201.81.101.16 attack
Jul  8 21:23:13 hostnameis sshd[6214]: reveeclipse mapping checking getaddrinfo for c9516510.virtua.com.br [201.81.101.16] failed - POSSIBLE BREAK-IN ATTEMPT!
Jul  8 21:23:13 hostnameis sshd[6214]: Invalid user guest1 from 201.81.101.16
Jul  8 21:23:13 hostnameis sshd[6214]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=201.81.101.16 
Jul  8 21:23:15 hostnameis sshd[6214]: Failed password for invalid user guest1 from 201.81.101.16 port 58774 ssh2
Jul  8 21:23:15 hostnameis sshd[6214]: Received disconnect from 201.81.101.16: 11: Bye Bye [preauth]
Jul  8 21:27:18 hostnameis sshd[6229]: reveeclipse mapping checking getaddrinfo for c9516510.virtua.com.br [201.81.101.16] failed - POSSIBLE BREAK-IN ATTEMPT!
Jul  8 21:27:18 hostnameis sshd[6229]: Invalid user davidc from 201.81.101.16
Jul  8 21:27:18 hostnameis sshd[6229]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=201.81.101.16 

........
-----------------------------------------
2019-07-09 04:33:35
109.127.161.216 attack
Honeypot attack, port: 445, PTR: 109-127-161-216.dyn.adsl.kursknet.ru.
2019-07-09 04:06:50

Recently Reported IPs

104.23.138.28 104.23.139.15 104.23.139.25 104.23.139.7
104.23.139.27 104.23.139.9 104.23.139.28 104.23.139.17
104.23.140.12 104.23.140.17 104.23.140.15 104.23.140.27
104.23.140.28 104.23.140.25 104.23.141.18 104.23.140.9
104.23.141.16 104.23.140.7 104.23.141.27 104.23.141.28