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 <<>> 104.21.42.19
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 2254
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.42.19.			IN	A

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

;; Query time: 31 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 22:11:02 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 19.42.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 19.42.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
222.186.15.62 attackbots
Sep  5 14:19:37 dignus sshd[19744]: Failed password for root from 222.186.15.62 port 44762 ssh2
Sep  5 14:19:39 dignus sshd[19744]: Failed password for root from 222.186.15.62 port 44762 ssh2
Sep  5 14:19:41 dignus sshd[19753]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.15.62  user=root
Sep  5 14:19:43 dignus sshd[19753]: Failed password for root from 222.186.15.62 port 37756 ssh2
Sep  5 14:19:45 dignus sshd[19753]: Failed password for root from 222.186.15.62 port 37756 ssh2
...
2020-09-06 05:29:34
85.171.52.251 attackbotsspam
Sep  5 19:09:49 haigwepa sshd[31910]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=85.171.52.251 
Sep  5 19:09:51 haigwepa sshd[31910]: Failed password for invalid user rajesh from 85.171.52.251 port 43332 ssh2
...
2020-09-06 05:23:45
157.55.39.140 attackbots
Automatic report - Banned IP Access
2020-09-06 05:36:38
185.220.101.203 attackbots
Unauthorised connection attempt detected at AUO MAIN. System is sshd. Protected by AUO Stack Web Application Firewall (WAF)
2020-09-06 05:54:42
45.142.120.89 attack
2020-09-05T14:54:30.626201linuxbox-skyline auth[100989]: pam_unix(dovecot:auth): authentication failure; logname= uid=0 euid=0 tty=dovecot ruser=nsx rhost=45.142.120.89
...
2020-09-06 05:32:33
194.180.224.130 attack
 TCP (SYN) 194.180.224.130:59361 -> port 22, len 44
2020-09-06 05:39:53
45.64.126.103 attackspambots
Sep  5 18:49:03 h2646465 sshd[28993]: Invalid user gangadhar from 45.64.126.103
Sep  5 18:49:03 h2646465 sshd[28993]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.64.126.103
Sep  5 18:49:03 h2646465 sshd[28993]: Invalid user gangadhar from 45.64.126.103
Sep  5 18:49:05 h2646465 sshd[28993]: Failed password for invalid user gangadhar from 45.64.126.103 port 51228 ssh2
Sep  5 18:50:44 h2646465 sshd[29502]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.64.126.103  user=root
Sep  5 18:50:46 h2646465 sshd[29502]: Failed password for root from 45.64.126.103 port 35662 ssh2
Sep  5 18:51:51 h2646465 sshd[29533]: Invalid user monte from 45.64.126.103
Sep  5 18:51:51 h2646465 sshd[29533]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.64.126.103
Sep  5 18:51:51 h2646465 sshd[29533]: Invalid user monte from 45.64.126.103
Sep  5 18:51:53 h2646465 sshd[29533]: Failed password for invalid u
2020-09-06 05:50:46
202.164.45.101 attackbotsspam
202.164.45.101 - - [05/Sep/2020:20:27:06 +0200] "POST /wp-login.php HTTP/1.0" 200 4793 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
...
2020-09-06 05:23:01
122.144.199.114 attackspam
Port Scan detected!
...
2020-09-06 05:30:17
61.177.172.168 attackbots
Sep  5 23:40:25 sshgateway sshd\[8493\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.177.172.168  user=root
Sep  5 23:40:27 sshgateway sshd\[8493\]: Failed password for root from 61.177.172.168 port 13474 ssh2
Sep  5 23:40:41 sshgateway sshd\[8493\]: Failed password for root from 61.177.172.168 port 13474 ssh2
2020-09-06 05:41:44
152.200.32.198 attackspam
Brute forcing RDP port 3389
2020-09-06 05:49:42
5.188.206.194 attack
Sep  5 23:27:25 ncomp postfix/smtpd[8896]: warning: unknown[5.188.206.194]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep  5 23:27:51 ncomp postfix/smtpd[8896]: warning: unknown[5.188.206.194]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep  5 23:28:03 ncomp postfix/smtpd[8896]: warning: unknown[5.188.206.194]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2020-09-06 05:35:31
77.40.62.7 attackspambots
$f2bV_matches
2020-09-06 05:57:35
5.188.86.164 attack
Cowrie Honeypot: Unauthorised SSH/Telnet login attempt with user "root" at 2020-09-05T21:26:49Z
2020-09-06 05:44:28
222.186.175.202 attackspambots
Sep  5 23:55:03 minden010 sshd[17813]: Failed password for root from 222.186.175.202 port 42062 ssh2
Sep  5 23:55:06 minden010 sshd[17813]: Failed password for root from 222.186.175.202 port 42062 ssh2
Sep  5 23:55:09 minden010 sshd[17813]: Failed password for root from 222.186.175.202 port 42062 ssh2
Sep  5 23:55:12 minden010 sshd[17813]: Failed password for root from 222.186.175.202 port 42062 ssh2
...
2020-09-06 05:57:13

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