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 <<>> 104.21.57.139
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 38863
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.57.139.			IN	A

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

;; Query time: 46 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 00:29:59 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 139.57.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 139.57.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
199.59.150.90 attack
Brute force attack stopped by firewall
2019-06-27 10:18:08
129.144.183.126 attack
2019-06-27T00:48:55.687083lon01.zurich-datacenter.net sshd\[27978\]: Invalid user minecraft from 129.144.183.126 port 40956
2019-06-27T00:48:55.692747lon01.zurich-datacenter.net sshd\[27978\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=oc-129-144-183-126.compute.oraclecloud.com
2019-06-27T00:48:57.706486lon01.zurich-datacenter.net sshd\[27978\]: Failed password for invalid user minecraft from 129.144.183.126 port 40956 ssh2
2019-06-27T00:50:57.432324lon01.zurich-datacenter.net sshd\[28023\]: Invalid user svt from 129.144.183.126 port 49938
2019-06-27T00:50:57.439473lon01.zurich-datacenter.net sshd\[28023\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=oc-129-144-183-126.compute.oraclecloud.com
...
2019-06-27 10:42:35
140.143.136.105 attackbotsspam
May 22 19:56:30 vtv3 sshd\[19650\]: Invalid user qhsupport from 140.143.136.105 port 44384
May 22 19:56:30 vtv3 sshd\[19650\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=140.143.136.105
May 22 19:56:31 vtv3 sshd\[19650\]: Failed password for invalid user qhsupport from 140.143.136.105 port 44384 ssh2
May 22 20:01:51 vtv3 sshd\[22224\]: Invalid user ts3serv from 140.143.136.105 port 55646
May 22 20:01:51 vtv3 sshd\[22224\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=140.143.136.105
May 22 20:12:11 vtv3 sshd\[27428\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=140.143.136.105  user=backup
May 22 20:12:13 vtv3 sshd\[27428\]: Failed password for backup from 140.143.136.105 port 54306 ssh2
May 22 20:15:48 vtv3 sshd\[29567\]: Invalid user sentry from 140.143.136.105 port 53866
May 22 20:15:48 vtv3 sshd\[29567\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0
2019-06-27 10:45:36
164.132.177.229 attackbotsspam
Brute force attack stopped by firewall
2019-06-27 10:28:56
179.108.246.146 attack
libpam_shield report: forced login attempt
2019-06-27 10:44:20
46.229.168.134 attackbots
Brute force attack stopped by firewall
2019-06-27 10:10:31
149.202.65.173 attackbotsspam
Jun 27 03:28:20 MainVPS sshd[22925]: Invalid user weblogic from 149.202.65.173 port 38696
Jun 27 03:28:20 MainVPS sshd[22925]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=149.202.65.173
Jun 27 03:28:20 MainVPS sshd[22925]: Invalid user weblogic from 149.202.65.173 port 38696
Jun 27 03:28:22 MainVPS sshd[22925]: Failed password for invalid user weblogic from 149.202.65.173 port 38696 ssh2
Jun 27 03:31:29 MainVPS sshd[23129]: Invalid user tms from 149.202.65.173 port 46356
...
2019-06-27 10:36:37
45.227.253.211 attackspam
Jun 27 04:23:01 mail postfix/smtpd\[28097\]: warning: unknown\[45.227.253.211\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 27 04:23:12 mail postfix/smtpd\[28097\]: warning: unknown\[45.227.253.211\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 27 04:23:37 mail postfix/smtpd\[28380\]: warning: unknown\[45.227.253.211\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2019-06-27 10:34:39
75.97.83.80 attack
k+ssh-bruteforce
2019-06-27 10:28:28
187.0.211.99 attackspambots
Jun 27 01:39:33 localhost sshd\[2099\]: Invalid user xoptimo from 187.0.211.99
Jun 27 01:39:33 localhost sshd\[2099\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=187.0.211.99
Jun 27 01:39:35 localhost sshd\[2099\]: Failed password for invalid user xoptimo from 187.0.211.99 port 53429 ssh2
Jun 27 01:41:23 localhost sshd\[2304\]: Invalid user allan from 187.0.211.99
Jun 27 01:41:23 localhost sshd\[2304\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=187.0.211.99
...
2019-06-27 10:18:28
170.239.41.184 attackspam
failed_logins
2019-06-27 10:20:41
110.170.40.252 attackbotsspam
Jun 27 00:51:24 nextcloud sshd\[21526\]: Invalid user cezar from 110.170.40.252
Jun 27 00:51:24 nextcloud sshd\[21526\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=110.170.40.252
Jun 27 00:51:26 nextcloud sshd\[21526\]: Failed password for invalid user cezar from 110.170.40.252 port 36044 ssh2
...
2019-06-27 10:21:04
170.81.148.7 attack
SSH Bruteforce Attack
2019-06-27 10:19:43
115.29.33.62 attack
DATE:2019-06-27 02:42:36, IP:115.29.33.62, PORT:ssh brute force auth on SSH service (patata)
2019-06-27 10:52:50
193.32.163.182 attackbots
Jun 27 02:09:57 MK-Soft-VM3 sshd\[27323\]: Invalid user admin from 193.32.163.182 port 49385
Jun 27 02:09:57 MK-Soft-VM3 sshd\[27323\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=193.32.163.182
Jun 27 02:09:59 MK-Soft-VM3 sshd\[27323\]: Failed password for invalid user admin from 193.32.163.182 port 49385 ssh2
...
2019-06-27 10:15:31

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