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 <<>> 104.21.55.71
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 63499
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.55.71.			IN	A

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

;; Query time: 14 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:37:32 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 71.55.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 71.55.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
120.24.253.182 attackbotsspam
20 attempts against mh-ssh on water
2020-06-11 22:20:20
218.0.60.235 attackbotsspam
Jun 11 15:17:48 server sshd[43297]: Failed password for root from 218.0.60.235 port 54454 ssh2
Jun 11 15:22:19 server sshd[47282]: Failed password for root from 218.0.60.235 port 44692 ssh2
Jun 11 15:26:48 server sshd[50945]: Failed password for root from 218.0.60.235 port 34930 ssh2
2020-06-11 22:05:49
129.204.205.231 attack
Jun 11 13:28:20 gestao sshd[9192]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.204.205.231 
Jun 11 13:28:22 gestao sshd[9192]: Failed password for invalid user mother from 129.204.205.231 port 49858 ssh2
Jun 11 13:33:17 gestao sshd[9435]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.204.205.231 
...
2020-06-11 22:08:31
110.49.40.5 attackbots
Unauthorized connection attempt detected from IP address 110.49.40.5 to port 445
2020-06-11 22:06:42
14.162.145.105 attackbots
Dovecot Invalid User Login Attempt.
2020-06-11 22:01:53
123.24.34.252 attack
Email rejected due to spam filtering
2020-06-11 22:34:27
181.191.102.0 attackspam
DATE:2020-06-11 14:13:25, IP:181.191.102.0, PORT:telnet Telnet brute force auth on honeypot server (epe-honey1-hq)
2020-06-11 22:14:55
186.216.64.111 attackbots
(smtpauth) Failed SMTP AUTH login from 186.216.64.111 (BR/Brazil/186-216-64-111.uni-wr.mastercabo.com.br): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: 2020-06-11 16:43:09 plain authenticator failed for ([186.216.64.111]) [186.216.64.111]: 535 Incorrect authentication data (set_id=info@kooshanetesal.com)
2020-06-11 22:30:53
222.186.42.137 attack
Jun 11 15:48:30 piServer sshd[10419]: Failed password for root from 222.186.42.137 port 28285 ssh2
Jun 11 15:48:33 piServer sshd[10419]: Failed password for root from 222.186.42.137 port 28285 ssh2
Jun 11 15:48:35 piServer sshd[10419]: Failed password for root from 222.186.42.137 port 28285 ssh2
...
2020-06-11 21:50:43
187.16.108.154 attackbotsspam
Jun 11 13:39:17 game-panel sshd[30550]: Failed password for root from 187.16.108.154 port 41232 ssh2
Jun 11 13:42:56 game-panel sshd[30627]: Failed password for root from 187.16.108.154 port 36828 ssh2
2020-06-11 21:59:33
157.230.112.34 attackbots
2020-06-11 12:03:58,100 fail2ban.actions        [937]: NOTICE  [sshd] Ban 157.230.112.34
2020-06-11 12:36:31,066 fail2ban.actions        [937]: NOTICE  [sshd] Ban 157.230.112.34
2020-06-11 13:08:23,008 fail2ban.actions        [937]: NOTICE  [sshd] Ban 157.230.112.34
2020-06-11 13:41:34,007 fail2ban.actions        [937]: NOTICE  [sshd] Ban 157.230.112.34
2020-06-11 14:13:27,348 fail2ban.actions        [937]: NOTICE  [sshd] Ban 157.230.112.34
...
2020-06-11 22:15:18
138.197.147.128 attackspam
fail2ban -- 138.197.147.128
...
2020-06-11 21:54:31
143.0.41.165 attack
(smtpauth) Failed SMTP AUTH login from 143.0.41.165 (BR/Brazil/143.0.41.165.lucasnet.com.br): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: 2020-06-11 16:43:16 plain authenticator failed for 143.0.41.165.lucasnet.com.br [143.0.41.165]: 535 Incorrect authentication data (set_id=info@koosheshgaran.com)
2020-06-11 21:58:19
117.3.174.223 attackspambots
Honeypot attack, port: 445, PTR: PTR record not found
2020-06-11 21:52:53
41.251.254.98 attackbotsspam
Jun 11 15:55:14 home sshd[16369]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=41.251.254.98
Jun 11 15:55:16 home sshd[16369]: Failed password for invalid user monitor from 41.251.254.98 port 56410 ssh2
Jun 11 16:02:12 home sshd[17055]: Failed password for root from 41.251.254.98 port 49770 ssh2
...
2020-06-11 22:19:22

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