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 <<>> 104.21.19.127
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 541
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.19.127.			IN	A

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

;; Query time: 70 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 18:30:28 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 127.19.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 127.19.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
137.59.110.53 attackbotsspam
Attempt to hack Wordpress Login, XMLRPC or other login
2020-09-03 08:41:14
35.154.98.105 attack
2020-09-03T04:32:40+0200 Failed SSH Authentication/Brute Force Attack. (Server 5)
2020-09-03 12:19:52
200.85.172.242 attackbots
1599065382 - 09/02/2020 18:49:42 Host: 200.85.172.242/200.85.172.242 Port: 445 TCP Blocked
2020-09-03 12:17:19
111.72.194.128 attackbotsspam
Sep  2 20:50:01 srv01 postfix/smtpd\[11896\]: warning: unknown\[111.72.194.128\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep  2 20:53:30 srv01 postfix/smtpd\[17533\]: warning: unknown\[111.72.194.128\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep  2 20:56:58 srv01 postfix/smtpd\[17533\]: warning: unknown\[111.72.194.128\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep  2 21:00:26 srv01 postfix/smtpd\[17533\]: warning: unknown\[111.72.194.128\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep  2 21:03:55 srv01 postfix/smtpd\[11896\]: warning: unknown\[111.72.194.128\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2020-09-03 12:22:17
35.187.240.13 attackbotsspam
SQL Injection Attempts
2020-09-03 12:32:15
122.114.70.12 attackspambots
(sshd) Failed SSH login from 122.114.70.12 (CN/China/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Sep  2 20:21:55 server2 sshd[10321]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.114.70.12  user=root
Sep  2 20:21:57 server2 sshd[10321]: Failed password for root from 122.114.70.12 port 45994 ssh2
Sep  2 20:25:41 server2 sshd[12449]: Invalid user dummy from 122.114.70.12
Sep  2 20:25:41 server2 sshd[12449]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.114.70.12 
Sep  2 20:25:43 server2 sshd[12449]: Failed password for invalid user dummy from 122.114.70.12 port 44592 ssh2
2020-09-03 12:12:30
94.255.189.247 attackspam
SSH_attack
2020-09-03 12:29:38
80.67.172.162 attackbots
Sep  3 05:56:49 theomazars sshd[18503]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.67.172.162  user=root
Sep  3 05:56:52 theomazars sshd[18503]: Failed password for root from 80.67.172.162 port 48770 ssh2
2020-09-03 12:23:46
157.230.19.72 attack
Sep  3 04:34:44 lnxweb62 sshd[19412]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.19.72
2020-09-03 12:31:33
61.155.209.51 attackspam
[N10.H2.VM2] Port Scanner Detected Blocked by UFW
2020-09-03 12:05:50
142.4.213.28 attackspam
142.4.213.28 - - [03/Sep/2020:05:10:37 +0100] "POST /wp-login.php HTTP/1.1" 200 4400 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
142.4.213.28 - - [03/Sep/2020:05:10:38 +0100] "POST /wp-login.php HTTP/1.1" 200 4400 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
142.4.213.28 - - [03/Sep/2020:05:10:40 +0100] "POST /wp-login.php HTTP/1.1" 200 4400 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
...
2020-09-03 12:20:28
162.142.125.27 attackbots
[N10.H2.VM2] Port Scanner Detected Blocked by UFW
2020-09-03 12:18:04
162.142.125.33 attack
Unauthorized access to SSH at 3/Sep/2020:02:20:02 +0000.
Received:  (SSH-2.0-Go)
2020-09-03 12:07:17
91.241.255.71 attackbots
(sshd) Failed SSH login from 91.241.255.71 (UA/Ukraine/Donetsk/Donetsk/ip-91-241-255-71.static.east.net.ua): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Sep  2 18:04:23 atlas sshd[13783]: Did not receive identification string from 91.241.255.71 port 44004
Sep  2 18:04:23 atlas sshd[13784]: Did not receive identification string from 91.241.255.71 port 56612
Sep  2 18:04:29 atlas sshd[13796]: Did not receive identification string from 91.241.255.71 port 36546
Sep  2 18:04:35 atlas sshd[13810]: Did not receive identification string from 91.241.255.71 port 40756
Sep  2 18:04:35 atlas sshd[13811]: Did not receive identification string from 91.241.255.71 port 47514
2020-09-03 12:30:00
71.6.232.5 attackspambots
$f2bV_matches
2020-09-03 12:03:46

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