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 <<>> 104.20.91.39
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 53570
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.20.91.39.			IN	A

;; AUTHORITY SECTION:
.			132	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022022401 1800 900 604800 86400

;; Query time: 52 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 25 12:11:02 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 39.91.20.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 39.91.20.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
51.255.86.223 attackbots
2020-02-07 00:32:37 dovecot_login authenticator failed for \(ADMIN\) \[51.255.86.223\]: 535 Incorrect authentication data \(set_id=giorgio@opso.it\)
2020-02-07 00:32:42 dovecot_login authenticator failed for \(ADMIN\) \[51.255.86.223\]: 535 Incorrect authentication data \(set_id=giuseppe@opso.it\)
2020-02-07 00:32:53 dovecot_login authenticator failed for \(ADMIN\) \[51.255.86.223\]: 535 Incorrect authentication data \(set_id=hostmaster@nopcommerce.it\)
2020-02-07 00:32:55 dovecot_login authenticator failed for \(ADMIN\) \[51.255.86.223\]: 535 Incorrect authentication data \(set_id=no-reply@opso.it\)
2020-02-07 00:32:56 dovecot_login authenticator failed for \(ADMIN\) \[51.255.86.223\]: 535 Incorrect authentication data \(set_id=fotografie@opso.it\)
2020-02-07 00:32:57 dovecot_login authenticator failed for \(ADMIN\) \[51.255.86.223\]: 535 Incorrect authentication data \(set_id=gaudy@opso.it\)
2020-02-07 08:43:13
51.89.28.247 attack
Feb  6 20:54:21 srv206 sshd[13356]: Invalid user rym from 51.89.28.247
Feb  6 20:54:21 srv206 sshd[13356]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=ip247.ip-51-89-28.eu
Feb  6 20:54:21 srv206 sshd[13356]: Invalid user rym from 51.89.28.247
Feb  6 20:54:24 srv206 sshd[13356]: Failed password for invalid user rym from 51.89.28.247 port 49558 ssh2
...
2020-02-07 08:50:23
14.231.128.45 attackspambots
2020-02-0701:19:541izrNB-0008Ci-5k\<=info@whatsup2013.chH=\(localhost\)[222.252.105.150]:56951P=esmtpsaX=TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256CV=noA=dovecot_login:info@whatsup2013.chS=2241id=7E7BCD9E95416FDC00054CF400D04DB4@whatsup2013.chT="maybeit'sfate"forsteverogers843@yahoo.com2020-02-0701:24:461izrRt-0008N4-E3\<=info@whatsup2013.chH=\(localhost\)[14.231.128.45]:44230P=esmtpsaX=TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256CV=noA=dovecot_login:info@whatsup2013.chS=2202id=7A7FC99A91456BD8040148F0048BFB52@whatsup2013.chT="girllikearainbow"formaeceohill@gmail.com2020-02-0701:21:111izrOR-0008Fn-13\<=info@whatsup2013.chH=\(localhost\)[5.187.46.152]:60775P=esmtpsaX=TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256CV=noA=dovecot_login:info@whatsup2013.chS=2122id=C2C7712229FDD360BCB9F048BC58A7CF@whatsup2013.chT="Iwantsomethingbeautiful"formohamediqbalpatel@gmail.com2020-02-0701:24:151izrRO-0008Ls-Sv\<=info@whatsup2013.chH=\(localhost\)[171.242.233.84]:51697P=esmtpsaX=TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256CV=noA=dovecot_
2020-02-07 08:55:43
60.189.221.149 attackbots
lfd: (smtpauth) Failed SMTP AUTH login from 60.189.221.149 (-): 5 in the last 3600 secs - Thu Dec 27 08:17:04 2018
2020-02-07 08:54:23
222.161.85.105 attack
lfd: (smtpauth) Failed SMTP AUTH login from 222.161.85.105 (CN/China/105.85.161.222.adsl-pool.jlccptt.net.cn): 5 in the last 3600 secs - Tue Dec 25 17:59:12 2018
2020-02-07 09:02:55
144.217.49.53 attackbots
lfd: (smtpauth) Failed SMTP AUTH login from 144.217.49.53 (ip53.ip-144-217-49.net): 5 in the last 3600 secs - Thu Dec 27 00:52:20 2018
2020-02-07 08:55:05
51.68.229.73 attackbots
Feb  6 23:43:29 legacy sshd[25084]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.68.229.73
Feb  6 23:43:31 legacy sshd[25084]: Failed password for invalid user qdv from 51.68.229.73 port 58956 ssh2
Feb  6 23:46:12 legacy sshd[25285]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.68.229.73
...
2020-02-07 08:47:09
118.24.76.176 attackspam
Feb  6 23:06:09 cvbnet sshd[17245]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.24.76.176 
Feb  6 23:06:11 cvbnet sshd[17245]: Failed password for invalid user pej from 118.24.76.176 port 50570 ssh2
...
2020-02-07 08:47:27
121.233.206.209 attack
lfd: (smtpauth) Failed SMTP AUTH login from 121.233.206.209 (CN/China/-): 5 in the last 3600 secs - Thu Dec 27 23:54:53 2018
2020-02-07 08:38:53
117.29.90.128 attack
lfd: (smtpauth) Failed SMTP AUTH login from 117.29.90.128 (128.90.29.117.broad.np.fj.dynamic.163data.com.cn): 5 in the last 3600 secs - Sun Dec 30 11:05:18 2018
2020-02-07 08:23:48
114.230.69.226 attackspam
lfd: (smtpauth) Failed SMTP AUTH login from 114.230.69.226 (CN/China/-): 5 in the last 3600 secs - Thu Dec 27 12:48:29 2018
2020-02-07 08:53:51
113.167.175.8 attack
lfd: (smtpauth) Failed SMTP AUTH login from 113.167.175.8 (VN/Vietnam/static.vnpt.vn): 5 in the last 3600 secs - Thu Dec 27 14:35:54 2018
2020-02-07 08:42:54
82.149.13.45 attackbots
Feb  6 22:56:47 v22018076622670303 sshd\[24196\]: Invalid user tws from 82.149.13.45 port 36698
Feb  6 22:56:47 v22018076622670303 sshd\[24196\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=82.149.13.45
Feb  6 22:56:49 v22018076622670303 sshd\[24196\]: Failed password for invalid user tws from 82.149.13.45 port 36698 ssh2
...
2020-02-07 08:48:24
117.91.253.214 attackbots
lfd: (smtpauth) Failed SMTP AUTH login from 117.91.253.214 (CN/China/-): 5 in the last 3600 secs - Thu Dec 27 20:11:33 2018
2020-02-07 08:40:42
103.23.100.87 attackspambots
2019-09-21T09:28:55.139909suse-nuc sshd[26368]: Invalid user adrian from 103.23.100.87 port 57521
...
2020-02-07 08:49:56

Recently Reported IPs

104.20.91.54 104.20.93.170 104.20.91.176 104.20.92.26
104.20.92.176 104.244.127.122 104.20.92.170 104.20.90.240
104.20.93.183 104.20.91.240 104.20.91.26 104.20.94.183
104.20.95.152 104.20.96.42 104.20.97.42 104.20.95.205
104.20.96.64 104.20.97.64 104.244.225.206 104.20.98.47