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 <<>> 104.21.42.71
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 56260
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.42.71.			IN	A

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

;; Query time: 63 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:29:56 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 71.42.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 71.42.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
37.187.7.95 attackspambots
malicious Brute-Force reported by https://www.patrick-binder.de
...
2020-06-23 20:17:35
92.50.249.92 attack
SSH invalid-user multiple login try
2020-06-23 20:13:12
185.220.100.252 attackbots
xmlrpc attack
2020-06-23 20:09:10
139.59.7.105 attackspambots
2020-06-23T15:02:41.530037afi-git.jinr.ru sshd[11833]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.59.7.105  user=root
2020-06-23T15:02:43.993749afi-git.jinr.ru sshd[11833]: Failed password for root from 139.59.7.105 port 35704 ssh2
2020-06-23T15:06:00.253463afi-git.jinr.ru sshd[12669]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.59.7.105  user=root
2020-06-23T15:06:02.369805afi-git.jinr.ru sshd[12669]: Failed password for root from 139.59.7.105 port 58006 ssh2
2020-06-23T15:09:19.144068afi-git.jinr.ru sshd[13537]: Invalid user db2fenc from 139.59.7.105 port 52098
...
2020-06-23 20:32:04
51.77.213.136 attackbotsspam
Jun 23 10:22:23 ns41 sshd[8991]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.77.213.136
2020-06-23 20:05:29
211.179.124.162 attack
Jun 23 14:00:20 vmd17057 sshd[623]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=211.179.124.162 
Jun 23 14:00:22 vmd17057 sshd[623]: Failed password for invalid user ruth from 211.179.124.162 port 42780 ssh2
...
2020-06-23 20:11:54
218.92.0.216 attackspambots
Jun 23 14:31:51 ArkNodeAT sshd\[28998\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.216  user=root
Jun 23 14:31:53 ArkNodeAT sshd\[28998\]: Failed password for root from 218.92.0.216 port 27841 ssh2
Jun 23 14:31:55 ArkNodeAT sshd\[28998\]: Failed password for root from 218.92.0.216 port 27841 ssh2
2020-06-23 20:35:27
45.13.119.31 attack
(sshd) Failed SSH login from 45.13.119.31 (US/United States/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Jun 23 14:16:57 amsweb01 sshd[4981]: Invalid user uftp from 45.13.119.31 port 39796
Jun 23 14:16:59 amsweb01 sshd[4981]: Failed password for invalid user uftp from 45.13.119.31 port 39796 ssh2
Jun 23 14:21:50 amsweb01 sshd[6008]: Invalid user simon from 45.13.119.31 port 47466
Jun 23 14:21:52 amsweb01 sshd[6008]: Failed password for invalid user simon from 45.13.119.31 port 47466 ssh2
Jun 23 14:24:37 amsweb01 sshd[6646]: Invalid user syed from 45.13.119.31 port 34344
2020-06-23 20:41:32
45.143.220.133 attackspam
Port scan detected on ports: 58080[TCP], 20080[TCP], 8082[TCP]
2020-06-23 20:26:10
111.68.98.152 attackspam
Jun 23 18:10:02 itv-usvr-02 sshd[20586]: Invalid user lzj from 111.68.98.152 port 39696
Jun 23 18:10:02 itv-usvr-02 sshd[20586]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.68.98.152
Jun 23 18:10:02 itv-usvr-02 sshd[20586]: Invalid user lzj from 111.68.98.152 port 39696
Jun 23 18:10:04 itv-usvr-02 sshd[20586]: Failed password for invalid user lzj from 111.68.98.152 port 39696 ssh2
Jun 23 18:19:49 itv-usvr-02 sshd[20844]: Invalid user kobis from 111.68.98.152 port 36226
2020-06-23 19:59:54
185.220.101.175 attackspam
CMS (WordPress or Joomla) login attempt.
2020-06-23 20:08:30
117.89.128.252 attackbots
Jun 23 09:03:35 mout sshd[15938]: Invalid user musa from 117.89.128.252 port 57180
2020-06-23 20:03:33
103.63.212.164 attack
SSH invalid-user multiple login try
2020-06-23 20:13:42
117.69.191.150 attackspambots
Jun 23 06:09:49 srv01 postfix/smtpd\[31606\]: warning: unknown\[117.69.191.150\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 23 06:14:27 srv01 postfix/smtpd\[9999\]: warning: unknown\[117.69.191.150\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 23 06:14:38 srv01 postfix/smtpd\[9999\]: warning: unknown\[117.69.191.150\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 23 06:14:54 srv01 postfix/smtpd\[9999\]: warning: unknown\[117.69.191.150\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 23 06:15:13 srv01 postfix/smtpd\[9999\]: warning: unknown\[117.69.191.150\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2020-06-23 20:01:09
112.21.188.250 attack
2020-06-23T06:44:39.812840devel sshd[5401]: Invalid user testuser from 112.21.188.250 port 37620
2020-06-23T06:44:41.859341devel sshd[5401]: Failed password for invalid user testuser from 112.21.188.250 port 37620 ssh2
2020-06-23T06:47:58.044027devel sshd[5698]: Invalid user wangjie from 112.21.188.250 port 51079
2020-06-23 20:07:28

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