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 <<>> 104.21.16.71
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 38047
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.16.71.			IN	A

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

;; Query time: 18 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 18:16:11 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 71.16.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 71.16.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
49.88.112.71 attackspam
2019-11-06T17:48:17.747693shield sshd\[9127\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.88.112.71  user=root
2019-11-06T17:48:20.074979shield sshd\[9127\]: Failed password for root from 49.88.112.71 port 45824 ssh2
2019-11-06T17:48:23.041830shield sshd\[9127\]: Failed password for root from 49.88.112.71 port 45824 ssh2
2019-11-06T17:48:24.746073shield sshd\[9127\]: Failed password for root from 49.88.112.71 port 45824 ssh2
2019-11-06T17:48:53.707444shield sshd\[9140\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.88.112.71  user=root
2019-11-07 01:54:55
92.118.38.38 attack
Unauthorized connection attempt from IP address 92.118.38.38 on Port 25(SMTP)
2019-11-07 01:15:38
212.237.31.228 attackspambots
Nov  6 07:18:14 auw2 sshd\[18880\]: Invalid user billie from 212.237.31.228
Nov  6 07:18:14 auw2 sshd\[18880\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.237.31.228
Nov  6 07:18:16 auw2 sshd\[18880\]: Failed password for invalid user billie from 212.237.31.228 port 52848 ssh2
Nov  6 07:22:32 auw2 sshd\[19234\]: Invalid user 123pass from 212.237.31.228
Nov  6 07:22:32 auw2 sshd\[19234\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.237.31.228
2019-11-07 01:27:25
193.70.32.148 attackbotsspam
Automatic report - Banned IP Access
2019-11-07 01:22:26
89.111.250.150 attackspambots
$f2bV_matches
2019-11-07 01:34:30
112.186.77.78 attackspam
Nov  6 16:58:26 XXX sshd[34716]: Invalid user ofsaa from 112.186.77.78 port 59828
2019-11-07 01:31:35
162.243.99.164 attackbotsspam
Nov  6 17:46:10 bouncer sshd\[21776\]: Invalid user zou from 162.243.99.164 port 55080
Nov  6 17:46:10 bouncer sshd\[21776\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=162.243.99.164 
Nov  6 17:46:11 bouncer sshd\[21776\]: Failed password for invalid user zou from 162.243.99.164 port 55080 ssh2
...
2019-11-07 01:39:20
5.188.206.14 attackbots
5.188.206.14 was recorded 42 times by 25 hosts attempting to connect to the following ports: 33984,33983,33982. Incident counter (4h, 24h, all-time): 42, 138, 180
2019-11-07 01:35:56
92.222.47.41 attackspam
frenzy
2019-11-07 01:49:14
222.186.173.154 attackbotsspam
Nov  6 12:14:37 debian sshd\[18168\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.173.154  user=root
Nov  6 12:14:39 debian sshd\[18168\]: Failed password for root from 222.186.173.154 port 22734 ssh2
Nov  6 12:14:43 debian sshd\[18168\]: Failed password for root from 222.186.173.154 port 22734 ssh2
...
2019-11-07 01:20:52
107.189.11.153 attackbots
MultiHost/MultiPort Probe, Scan, Hack -
2019-11-07 01:43:27
51.254.123.127 attackbotsspam
IP Ban Report :  
 https://help-dysk.pl/wordpress-firewall-plugins/ip/51.254.123.127/ 
 
 FR - 1H : (45)  
 Protection Against DDoS WordPress plugin :  
 "odzyskiwanie danych help-dysk" 
 IP Address Ranges by Country : FR 
 NAME ASN : ASN16276 
 
 IP : 51.254.123.127 
 
 CIDR : 51.254.0.0/15 
 
 PREFIX COUNT : 132 
 
 UNIQUE IP COUNT : 3052544 
 
 
 ATTACKS DETECTED ASN16276 :  
  1H - 1 
  3H - 4 
  6H - 8 
 12H - 10 
 24H - 24 
 
 DateTime : 2019-11-06 16:39:23 
 
 INFO : Port SSH 22 Scan Detected and Blocked by ADMIN  - data recovery
2019-11-07 01:38:41
125.64.94.220 attackspambots
125.64.94.220 was recorded 14 times by 14 hosts attempting to connect to the following ports: 10080,264,7001,8025. Incident counter (4h, 24h, all-time): 14, 75, 232
2019-11-07 01:15:08
148.70.25.233 attackbotsspam
Nov  6 17:02:36 ns41 sshd[16743]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=148.70.25.233
2019-11-07 01:46:14
128.14.209.234 attack
MultiHost/MultiPort Probe, Scan, Hack -
2019-11-07 01:31:09

Recently Reported IPs

104.21.16.70 104.21.16.72 104.21.16.79 104.21.16.83
104.21.16.84 104.21.16.87 245.187.217.66 104.21.16.89
104.21.16.91 104.21.16.92 104.21.16.93 104.21.16.95
104.21.16.96 104.21.17.10 104.21.17.100 104.21.17.101
104.21.17.103 104.21.17.108 104.21.17.11 104.21.17.111