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 <<>> 104.21.57.170
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 17439
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.57.170.			IN	A

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

;; Query time: 24 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:38:13 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 170.57.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 170.57.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
194.228.3.191 attackbotsspam
Aug  2 07:19:05 server sshd\[15939\]: Invalid user ams from 194.228.3.191
Aug  2 07:19:05 server sshd\[15939\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=194.228.3.191
Aug  2 07:19:07 server sshd\[15939\]: Failed password for invalid user ams from 194.228.3.191 port 51742 ssh2
...
2019-08-21 18:10:28
201.149.59.134 attack
445/tcp 445/tcp 445/tcp...
[2019-06-21/08-20]12pkt,1pt.(tcp)
2019-08-21 17:55:49
125.27.12.20 attackspambots
"Fail2Ban detected SSH brute force attempt"
2019-08-21 17:49:25
186.151.203.45 attackspambots
445/tcp 445/tcp 445/tcp...
[2019-06-23/08-20]11pkt,1pt.(tcp)
2019-08-21 18:03:26
61.183.35.44 attack
Aug 21 07:07:20 *** sshd[19685]: Invalid user postgres from 61.183.35.44
2019-08-21 17:28:32
177.95.48.182 attackbots
Splunk® : port scan detected:
Aug 20 21:27:07 testbed kernel: Firewall: *TCP_IN Blocked* IN=eth0 OUT= MAC=82:c6:52:d1:6e:53:64:c3:d6:0b:ef:f0:08:00 SRC=177.95.48.182 DST=104.248.11.191 LEN=40 TOS=0x00 PREC=0x00 TTL=244 ID=48045 DF PROTO=TCP SPT=7678 DPT=8080 WINDOW=14600 RES=0x00 SYN URGP=0
2019-08-21 18:26:16
106.12.138.219 attackbots
SSH Bruteforce attempt
2019-08-21 18:30:21
80.211.239.102 attack
Jul 30 14:03:01 server sshd\[19159\]: Invalid user www from 80.211.239.102
Jul 30 14:03:01 server sshd\[19159\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.239.102
Jul 30 14:03:03 server sshd\[19159\]: Failed password for invalid user www from 80.211.239.102 port 34186 ssh2
...
2019-08-21 17:52:27
119.145.165.122 attack
Brute force SMTP login attempted.
...
2019-08-21 18:11:47
125.209.78.158 attackspambots
445/tcp 445/tcp 445/tcp...
[2019-06-24/08-20]44pkt,1pt.(tcp)
2019-08-21 17:35:04
185.220.101.68 attackspam
Jul  4 14:40:27 server sshd\[83818\]: Invalid user admin from 185.220.101.68
Jul  4 14:40:27 server sshd\[83818\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=185.220.101.68
Jul  4 14:40:29 server sshd\[83818\]: Failed password for invalid user admin from 185.220.101.68 port 36765 ssh2
...
2019-08-21 18:43:27
185.220.101.69 attackspam
Jul 30 07:56:59 server sshd\[208029\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=185.220.101.69  user=root
Jul 30 07:57:01 server sshd\[208029\]: Failed password for root from 185.220.101.69 port 42269 ssh2
Jul 30 07:57:04 server sshd\[208029\]: Failed password for root from 185.220.101.69 port 42269 ssh2
...
2019-08-21 18:40:01
196.218.23.212 attackspambots
[munged]::443 196.218.23.212 - - [21/Aug/2019:03:26:44 +0200] "POST /[munged]: HTTP/1.1" 200 8195 "http://[munged]:/[munged]:" "Mozilla/5.0 (Windows NT 6.1; rv:60.0) Gecko/20100101 Firefox/60.0"
[munged]::443 196.218.23.212 - - [21/Aug/2019:03:26:45 +0200] "POST /[munged]: HTTP/1.1" 200 4420 "http://[munged]:/[munged]:" "Mozilla/5.0 (Windows NT 6.1; rv:60.0) Gecko/20100101 Firefox/60.0"
[munged]::443 196.218.23.212 - - [21/Aug/2019:03:26:46 +0200] "POST /[munged]: HTTP/1.1" 200 4420 "http://[munged]:/[munged]:" "Mozilla/5.0 (Windows NT 6.1; rv:60.0) Gecko/20100101 Firefox/60.0"
[munged]::443 196.218.23.212 - - [21/Aug/2019:03:26:48 +0200] "POST /[munged]: HTTP/1.1" 200 4420 "http://[munged]:/[munged]:" "Mozilla/5.0 (Windows NT 6.1; rv:60.0) Gecko/20100101 Firefox/60.0"
[munged]::443 196.218.23.212 - - [21/Aug/2019:03:26:49 +0200] "POST /[munged]: HTTP/1.1" 200 4420 "http://[munged]:/[munged]:" "Mozilla/5.0 (Windows NT 6.1; rv:60.0) Gecko/20100101 Firefox/60.0"
[munged]::443 196.218.23.212 - - [21/Aug/2019:03:
2019-08-21 18:42:26
111.93.128.90 attackbots
Aug 21 11:07:59 * sshd[8724]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.93.128.90
Aug 21 11:08:01 * sshd[8724]: Failed password for invalid user gray from 111.93.128.90 port 7825 ssh2
2019-08-21 18:20:18
62.215.132.169 attackspam
445/tcp 445/tcp
[2019-07-30/08-20]2pkt
2019-08-21 18:43:58

Recently Reported IPs

104.21.57.157 104.21.57.173 104.21.57.171 104.21.57.169
104.21.57.182 104.21.57.176 104.21.57.19 104.21.57.194
104.21.7.7 104.21.57.190 104.21.57.178 104.21.57.183
104.21.57.18 104.21.57.196 104.21.57.20 104.21.57.203
104.21.57.207 104.21.57.208 104.21.57.202 104.21.57.215