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 <<>> 104.21.66.11
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 58879
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.66.11.			IN	A

;; AUTHORITY SECTION:
.			335	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021702 1800 900 604800 86400

;; Query time: 18 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 10:16:30 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 11.66.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 11.66.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
58.218.250.12 attack
Dec 26 13:25:14 itv-usvr-02 sshd[8992]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=58.218.250.12  user=sync
Dec 26 13:25:17 itv-usvr-02 sshd[8992]: Failed password for sync from 58.218.250.12 port 35473 ssh2
Dec 26 13:28:59 itv-usvr-02 sshd[9037]: Invalid user duguay from 58.218.250.12 port 20861
Dec 26 13:28:59 itv-usvr-02 sshd[9037]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=58.218.250.12
Dec 26 13:28:59 itv-usvr-02 sshd[9037]: Invalid user duguay from 58.218.250.12 port 20861
Dec 26 13:29:01 itv-usvr-02 sshd[9037]: Failed password for invalid user duguay from 58.218.250.12 port 20861 ssh2
2019-12-26 15:37:02
27.100.48.152 attack
Dec 26 07:26:42 MK-Soft-VM7 sshd[13094]: Failed password for daemon from 27.100.48.152 port 41938 ssh2
...
2019-12-26 15:40:35
81.249.131.18 attackbots
Dec 25 21:16:38 web9 sshd\[3141\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=81.249.131.18  user=root
Dec 25 21:16:41 web9 sshd\[3141\]: Failed password for root from 81.249.131.18 port 42338 ssh2
Dec 25 21:19:21 web9 sshd\[3515\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=81.249.131.18  user=news
Dec 25 21:19:23 web9 sshd\[3515\]: Failed password for news from 81.249.131.18 port 39484 ssh2
Dec 25 21:22:13 web9 sshd\[3929\]: Invalid user akhil from 81.249.131.18
2019-12-26 15:45:35
200.236.103.182 attack
Automatic report - Port Scan Attack
2019-12-26 15:38:32
111.38.216.94 attackspambots
Dec 26 07:28:53 vmd17057 sshd\[30782\]: Invalid user what from 111.38.216.94 port 56420
Dec 26 07:28:53 vmd17057 sshd\[30782\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.38.216.94
Dec 26 07:28:55 vmd17057 sshd\[30782\]: Failed password for invalid user what from 111.38.216.94 port 56420 ssh2
...
2019-12-26 15:39:34
123.206.174.26 attackbots
Dec 26 08:00:21 sd-53420 sshd\[27371\]: Invalid user chanshin from 123.206.174.26
Dec 26 08:00:21 sd-53420 sshd\[27371\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.206.174.26
Dec 26 08:00:22 sd-53420 sshd\[27371\]: Failed password for invalid user chanshin from 123.206.174.26 port 42724 ssh2
Dec 26 08:03:49 sd-53420 sshd\[28753\]: Invalid user agbezukey from 123.206.174.26
Dec 26 08:03:49 sd-53420 sshd\[28753\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.206.174.26
...
2019-12-26 15:28:15
162.208.32.165 attackbots
Never-ending spam attempts
2019-12-26 15:47:38
1.213.195.154 attack
Dec 26 07:53:34 markkoudstaal sshd[18883]: Failed password for root from 1.213.195.154 port 56693 ssh2
Dec 26 07:56:58 markkoudstaal sshd[19115]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=1.213.195.154
Dec 26 07:57:00 markkoudstaal sshd[19115]: Failed password for invalid user user1 from 1.213.195.154 port 15739 ssh2
2019-12-26 15:21:47
101.51.6.35 attackspambots
Unauthorized connection attempt detected from IP address 101.51.6.35 to port 445
2019-12-26 15:29:46
116.239.33.22 attackbots
2019-12-26T06:21:25.645597abusebot-3.cloudsearch.cf sshd[10150]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=116.239.33.22  user=root
2019-12-26T06:21:27.373749abusebot-3.cloudsearch.cf sshd[10150]: Failed password for root from 116.239.33.22 port 43564 ssh2
2019-12-26T06:23:58.890961abusebot-3.cloudsearch.cf sshd[10209]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=116.239.33.22  user=root
2019-12-26T06:24:00.623956abusebot-3.cloudsearch.cf sshd[10209]: Failed password for root from 116.239.33.22 port 34668 ssh2
2019-12-26T06:26:37.291700abusebot-3.cloudsearch.cf sshd[10216]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=116.239.33.22  user=root
2019-12-26T06:26:39.521585abusebot-3.cloudsearch.cf sshd[10216]: Failed password for root from 116.239.33.22 port 54004 ssh2
2019-12-26T06:29:12.664082abusebot-3.cloudsearch.cf sshd[10261]: pam_unix(sshd:auth): authe
...
2019-12-26 15:28:38
80.4.151.140 attackbots
Automatic report - Banned IP Access
2019-12-26 15:14:42
201.149.22.37 attackspambots
Dec 26 09:47:14 server sshd\[3240\]: Invalid user hw from 201.149.22.37
Dec 26 09:47:14 server sshd\[3240\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=201.149.22.37 
Dec 26 09:47:16 server sshd\[3240\]: Failed password for invalid user hw from 201.149.22.37 port 54392 ssh2
Dec 26 09:53:19 server sshd\[4413\]: Invalid user delhagen from 201.149.22.37
Dec 26 09:53:19 server sshd\[4413\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=201.149.22.37 
...
2019-12-26 15:48:55
41.78.73.253 attackspambots
Dec 26 07:28:49 MK-Soft-Root2 sshd[20458]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=41.78.73.253 
Dec 26 07:28:52 MK-Soft-Root2 sshd[20458]: Failed password for invalid user admin from 41.78.73.253 port 5929 ssh2
...
2019-12-26 15:44:15
201.253.195.243 attackbotsspam
firewall-block, port(s): 23/tcp
2019-12-26 15:37:25
81.26.130.133 attackbotsspam
$f2bV_matches
2019-12-26 15:38:00

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