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 <<>> 104.21.66.165
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 14306
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.66.165.			IN	A

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

;; Query time: 56 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:44:51 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 165.66.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 165.66.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
222.91.0.29 attackbotsspam
Unauthorised access (Sep 10) SRC=222.91.0.29 LEN=40 TOS=0x10 PREC=0x40 TTL=49 ID=6133 TCP DPT=8080 WINDOW=24592 SYN 
Unauthorised access (Sep  9) SRC=222.91.0.29 LEN=40 TOS=0x10 PREC=0x40 TTL=49 ID=27797 TCP DPT=8080 WINDOW=24592 SYN
2019-09-10 12:43:44
46.101.189.71 attackspambots
F2B jail: sshd. Time: 2019-09-10 06:43:14, Reported by: VKReport
2019-09-10 12:45:29
51.83.45.151 attackbots
2019-09-10T11:21:31.315069enmeeting.mahidol.ac.th sshd\[29848\]: Invalid user csgo-server from 51.83.45.151 port 50018
2019-09-10T11:21:31.328601enmeeting.mahidol.ac.th sshd\[29848\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=151.ip-51-83-45.eu
2019-09-10T11:21:33.334036enmeeting.mahidol.ac.th sshd\[29848\]: Failed password for invalid user csgo-server from 51.83.45.151 port 50018 ssh2
...
2019-09-10 12:53:48
177.190.192.190 attack
Sep  9 19:11:34 eddieflores sshd\[6482\]: Invalid user zabbix from 177.190.192.190
Sep  9 19:11:34 eddieflores sshd\[6482\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=177.190.192.190
Sep  9 19:11:37 eddieflores sshd\[6482\]: Failed password for invalid user zabbix from 177.190.192.190 port 55472 ssh2
Sep  9 19:18:56 eddieflores sshd\[7108\]: Invalid user test from 177.190.192.190
Sep  9 19:18:56 eddieflores sshd\[7108\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=177.190.192.190
2019-09-10 13:28:54
185.127.27.222 attackspam
09/09/2019-22:21:44.172055 185.127.27.222 Protocol: 6 ET SCAN NMAP -sS window 1024
2019-09-10 12:50:07
138.68.208.157 attack
09/09/2019-21:20:20.000896 138.68.208.157 Protocol: 6 ET SCAN Suspicious inbound to MSSQL port 1433
2019-09-10 12:42:27
201.24.185.199 attackspambots
Sep 10 05:48:52 localhost sshd\[6561\]: Invalid user ubuntu from 201.24.185.199 port 45690
Sep 10 05:48:52 localhost sshd\[6561\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=201.24.185.199
Sep 10 05:48:55 localhost sshd\[6561\]: Failed password for invalid user ubuntu from 201.24.185.199 port 45690 ssh2
2019-09-10 12:57:05
164.132.24.138 attackspam
Sep 10 06:56:03 taivassalofi sshd[117832]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=164.132.24.138
Sep 10 06:56:05 taivassalofi sshd[117832]: Failed password for invalid user git from 164.132.24.138 port 46091 ssh2
...
2019-09-10 13:21:12
218.92.0.191 attack
Sep 10 07:17:08 dcd-gentoo sshd[20932]: User root from 218.92.0.191 not allowed because none of user's groups are listed in AllowGroups
Sep 10 07:17:11 dcd-gentoo sshd[20932]: error: PAM: Authentication failure for illegal user root from 218.92.0.191
Sep 10 07:17:08 dcd-gentoo sshd[20932]: User root from 218.92.0.191 not allowed because none of user's groups are listed in AllowGroups
Sep 10 07:17:11 dcd-gentoo sshd[20932]: error: PAM: Authentication failure for illegal user root from 218.92.0.191
Sep 10 07:17:08 dcd-gentoo sshd[20932]: User root from 218.92.0.191 not allowed because none of user's groups are listed in AllowGroups
Sep 10 07:17:11 dcd-gentoo sshd[20932]: error: PAM: Authentication failure for illegal user root from 218.92.0.191
Sep 10 07:17:11 dcd-gentoo sshd[20932]: Failed keyboard-interactive/pam for invalid user root from 218.92.0.191 port 37466 ssh2
...
2019-09-10 13:23:57
186.5.204.194 attackspam
Sep 10 06:56:21 www5 sshd\[28967\]: Invalid user teamspeak from 186.5.204.194
Sep 10 06:56:21 www5 sshd\[28967\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=186.5.204.194
Sep 10 06:56:23 www5 sshd\[28967\]: Failed password for invalid user teamspeak from 186.5.204.194 port 26700 ssh2
...
2019-09-10 12:38:42
178.128.29.94 attack
Too many connections or unauthorized access detected from Arctic banned ip
2019-09-10 13:28:17
178.33.234.234 attackspam
Sep 10 07:16:10 rpi sshd[27100]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.33.234.234 
Sep 10 07:16:13 rpi sshd[27100]: Failed password for invalid user oracles from 178.33.234.234 port 33028 ssh2
2019-09-10 13:42:44
81.92.249.136 attackspambots
Sep 10 03:19:18 smtp postfix/smtpd[83512]: NOQUEUE: reject: RCPT from rev-81-92-249-136.radiolan.sk[81.92.249.136]: 554 5.7.1 Service unavailable; Client host [81.92.249.136] blocked using zen.spamhaus.org; https://www.spamhaus.org/query/ip/81.92.249.136 / https://www.spamhaus.org/sbl/query/SBLCSS; from= to= proto=ESMTP helo=
Sep 10 03:19:19 smtp postfix/smtpd[83512]: NOQUEUE: reject: RCPT from rev-81-92-249-136.radiolan.sk[81.92.249.136]: 554 5.7.1 Service unavailable; Client host [81.92.249.136] blocked using zen.spamhaus.org; https://www.spamhaus.org/query/ip/81.92.249.136 / https://www.spamhaus.org/sbl/query/SBLCSS; from= to= proto=ESMTP helo=
...
2019-09-10 13:50:22
51.83.46.16 attack
Sep 10 07:04:02 microserver sshd[3030]: Invalid user postgres from 51.83.46.16 port 56314
Sep 10 07:04:02 microserver sshd[3030]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.83.46.16
Sep 10 07:04:04 microserver sshd[3030]: Failed password for invalid user postgres from 51.83.46.16 port 56314 ssh2
Sep 10 07:09:10 microserver sshd[3784]: Invalid user test from 51.83.46.16 port 59940
Sep 10 07:09:11 microserver sshd[3784]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.83.46.16
Sep 10 07:19:29 microserver sshd[5183]: Invalid user user1 from 51.83.46.16 port 38968
Sep 10 07:19:29 microserver sshd[5183]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.83.46.16
Sep 10 07:19:31 microserver sshd[5183]: Failed password for invalid user user1 from 51.83.46.16 port 38968 ssh2
Sep 10 07:24:46 microserver sshd[5925]: Invalid user starbound from 51.83.46.16 port 42600
Sep 10 07:24:46 microse
2019-09-10 13:29:28
152.249.64.51 attackspam
Sep  9 18:19:54 wbs sshd\[8879\]: Invalid user vnc from 152.249.64.51
Sep  9 18:19:54 wbs sshd\[8879\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=152.249.64.51
Sep  9 18:19:56 wbs sshd\[8879\]: Failed password for invalid user vnc from 152.249.64.51 port 62538 ssh2
Sep  9 18:26:34 wbs sshd\[9543\]: Invalid user tester from 152.249.64.51
Sep  9 18:26:34 wbs sshd\[9543\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=152.249.64.51
2019-09-10 12:40:51

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