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 of America (the)

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 <<>> 21.136.57.84
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 12157
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;21.136.57.84.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025020901 1800 900 604800 86400

;; Query time: 41 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Mon Feb 10 07:15:22 CST 2025
;; MSG SIZE  rcvd: 105
Host info
Host 84.57.136.21.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 84.57.136.21.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
222.186.30.209 attackspambots
Unauthorized connection attempt detected from IP address 222.186.30.209 to port 22 [T]
2020-01-07 06:40:23
209.97.161.46 attackspambots
Unauthorized connection attempt detected from IP address 209.97.161.46 to port 2220 [J]
2020-01-07 06:29:09
187.162.249.13 attackspam
port scan and connect, tcp 23 (telnet)
2020-01-07 06:38:25
111.231.103.192 attackspambots
Jan  6 23:16:41 legacy sshd[20418]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.231.103.192
Jan  6 23:16:43 legacy sshd[20418]: Failed password for invalid user agrtzgr from 111.231.103.192 port 52952 ssh2
Jan  6 23:20:23 legacy sshd[20685]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.231.103.192
...
2020-01-07 06:49:04
104.248.187.231 attackspambots
Invalid user rau from 104.248.187.231 port 42812
pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.248.187.231
Failed password for invalid user rau from 104.248.187.231 port 42812 ssh2
Invalid user catalin from 104.248.187.231 port 53664
pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.248.187.231
2020-01-07 06:52:51
207.154.243.255 attack
Unauthorized connection attempt detected from IP address 207.154.243.255 to port 2220 [J]
2020-01-07 06:34:32
220.130.195.1 attack
1578343866 - 01/06/2020 21:51:06 Host: 220.130.195.1/220.130.195.1 Port: 445 TCP Blocked
2020-01-07 06:54:56
113.125.99.138 attackspam
" "
2020-01-07 06:48:41
104.236.239.60 attackbotsspam
Jan  6 11:59:50 wbs sshd\[32757\]: Invalid user ircd from 104.236.239.60
Jan  6 11:59:50 wbs sshd\[32757\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.236.239.60
Jan  6 11:59:52 wbs sshd\[32757\]: Failed password for invalid user ircd from 104.236.239.60 port 45487 ssh2
Jan  6 12:02:43 wbs sshd\[728\]: Invalid user nck from 104.236.239.60
Jan  6 12:02:43 wbs sshd\[728\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.236.239.60
2020-01-07 06:32:31
102.133.170.132 attackspambots
Jan  6 23:53:40 plex sshd[2678]: Invalid user solr from 102.133.170.132 port 40876
2020-01-07 06:57:06
34.77.30.224 attackspam
xmlrpc attack
2020-01-07 06:47:40
89.237.192.11 attackspam
Automatic report - Port Scan Attack
2020-01-07 06:44:48
91.239.124.159 attackspam
Unauthorised access (Jan  6) SRC=91.239.124.159 LEN=44 TTL=248 ID=65523 TCP DPT=445 WINDOW=1024 SYN
2020-01-07 06:42:06
220.127.204.37 attackspambots
Unauthorized connection attempt detected from IP address 220.127.204.37 to port 2220 [J]
2020-01-07 06:54:33
222.186.52.189 attack
Unauthorized connection attempt detected from IP address 222.186.52.189 to port 22 [T]
2020-01-07 06:39:04

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