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 <<>> 104.21.65.166
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 37417
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.65.166.			IN	A

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

;; Query time: 17 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:44:12 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 166.65.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 166.65.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
130.193.123.162 attackspambots
Port Scan
...
2020-10-05 06:33:51
125.227.0.210 attackbotsspam
SCAN: Host Sweep CloudCIX Reconnaissance Scan Detected, PTR: 125-227-0-210.HINET-IP.hinet.net.
2020-10-05 06:48:59
31.184.199.114 attack
$f2bV_matches
2020-10-05 06:29:13
106.12.190.254 attack
ET CINS Active Threat Intelligence Poor Reputation IP group 98 - port: 32539 proto: tcp cat: Misc Attackbytes: 60
2020-10-05 06:44:19
200.236.208.143 attackbots
445/tcp 445/tcp 445/tcp
[2020-08-16/10-03]3pkt
2020-10-05 07:03:35
42.240.129.58 attackspam
 TCP (SYN) 42.240.129.58:58914 -> port 8333, len 44
2020-10-05 06:51:13
95.167.212.219 attack
1433/tcp 445/tcp
[2020-09-04/10-03]2pkt
2020-10-05 06:49:44
176.215.78.143 attack
 TCP (SYN) 176.215.78.143:59148 -> port 23, len 44
2020-10-05 06:47:21
49.235.218.121 attackspambots
Oct  5 00:10:31 vps sshd[31948]: Failed password for root from 49.235.218.121 port 50246 ssh2
Oct  5 00:12:27 vps sshd[32092]: Failed password for root from 49.235.218.121 port 43198 ssh2
...
2020-10-05 06:30:33
139.199.14.128 attackspambots
Oct  4 08:46:04 pixelmemory sshd[114755]: Failed password for root from 139.199.14.128 port 55956 ssh2
Oct  4 08:49:35 pixelmemory sshd[135052]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.199.14.128  user=root
Oct  4 08:49:37 pixelmemory sshd[135052]: Failed password for root from 139.199.14.128 port 36716 ssh2
Oct  4 08:53:15 pixelmemory sshd[139265]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.199.14.128  user=root
Oct  4 08:53:17 pixelmemory sshd[139265]: Failed password for root from 139.199.14.128 port 45722 ssh2
...
2020-10-05 06:46:13
20.194.27.95 attackbotsspam
2020-10-04 H=\(tn4ApQW\) \[20.194.27.95\] F=\<**REMOVED****REMOVED****REMOVED**_perl@**REMOVED**.de\> rejected RCPT \: relay not permitted
2020-10-04 dovecot_login authenticator failed for \(R9vVPYCB1\) \[20.194.27.95\]: 535 Incorrect authentication data \(set_id=**REMOVED****REMOVED****REMOVED**_perl\)
2020-10-04 dovecot_login authenticator failed for \(H5LYLe4eOl\) \[20.194.27.95\]: 535 Incorrect authentication data \(set_id=**REMOVED****REMOVED****REMOVED**_perl\)
2020-10-05 06:51:33
217.160.25.39 attack
Brute forcing email accounts
2020-10-05 07:01:17
165.50.226.27 attackbotsspam
Email rejected due to spam filtering
2020-10-05 06:44:04
106.13.181.132 attack
[N1.H1.VM1] Port Scanner Detected Blocked by UFW
2020-10-05 06:53:41
161.35.99.173 attackspambots
161.35.99.173 (US/United States/-), 6 distributed sshd attacks on account [root] in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_DISTATTACK; Logs: Oct  4 18:58:15 server2 sshd[31541]: Failed password for root from 31.129.68.164 port 52624 ssh2
Oct  4 18:58:16 server2 sshd[31543]: Failed password for root from 190.104.149.36 port 44424 ssh2
Oct  4 18:58:50 server2 sshd[31667]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=137.74.199.180  user=root
Oct  4 18:58:52 server2 sshd[31667]: Failed password for root from 137.74.199.180 port 52304 ssh2
Oct  4 18:58:57 server2 sshd[31756]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=161.35.99.173  user=root
Oct  4 18:58:14 server2 sshd[31543]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=190.104.149.36  user=root

IP Addresses Blocked:

31.129.68.164 (UA/Ukraine/-)
190.104.149.36 (PY/Paraguay/-)
137.74.199.180 (FR/France/-)
2020-10-05 07:00:08

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