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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 21.53.97.142
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 46562
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;21.53.97.142.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025013100 1800 900 604800 86400

;; Query time: 40 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Jan 31 14:35:11 CST 2025
;; MSG SIZE  rcvd: 105
Host info
Host 142.97.53.21.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 142.97.53.21.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
117.50.36.53 attack
Nov 18 16:00:22 server2101 sshd[21119]: Invalid user ikezoye from 117.50.36.53 port 52210
Nov 18 16:00:22 server2101 sshd[21119]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.50.36.53
Nov 18 16:00:24 server2101 sshd[21119]: Failed password for invalid user ikezoye from 117.50.36.53 port 52210 ssh2
Nov 18 16:00:25 server2101 sshd[21119]: Received disconnect from 117.50.36.53 port 52210:11: Bye Bye [preauth]
Nov 18 16:00:25 server2101 sshd[21119]: Disconnected from 117.50.36.53 port 52210 [preauth]
Nov 18 16:17:59 server2101 sshd[21505]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.50.36.53  user=r.r
Nov 18 16:18:01 server2101 sshd[21505]: Failed password for r.r from 117.50.36.53 port 54872 ssh2
Nov 18 16:18:01 server2101 sshd[21505]: Received disconnect from 117.50.36.53 port 54872:11: Bye Bye [preauth]
Nov 18 16:18:01 server2101 sshd[21505]: Disconnected from 117.50.36.53 port........
-------------------------------
2019-11-23 01:58:37
218.92.0.191 attackspam
Nov 22 18:56:56 dcd-gentoo sshd[28064]: User root from 218.92.0.191 not allowed because none of user's groups are listed in AllowGroups
Nov 22 18:57:00 dcd-gentoo sshd[28064]: error: PAM: Authentication failure for illegal user root from 218.92.0.191
Nov 22 18:56:56 dcd-gentoo sshd[28064]: User root from 218.92.0.191 not allowed because none of user's groups are listed in AllowGroups
Nov 22 18:57:00 dcd-gentoo sshd[28064]: error: PAM: Authentication failure for illegal user root from 218.92.0.191
Nov 22 18:56:56 dcd-gentoo sshd[28064]: User root from 218.92.0.191 not allowed because none of user's groups are listed in AllowGroups
Nov 22 18:57:00 dcd-gentoo sshd[28064]: error: PAM: Authentication failure for illegal user root from 218.92.0.191
Nov 22 18:57:00 dcd-gentoo sshd[28064]: Failed keyboard-interactive/pam for invalid user root from 218.92.0.191 port 40832 ssh2
...
2019-11-23 02:09:30
104.196.243.167 attackbotsspam
Invalid user host from 104.196.243.167 port 57438
2019-11-23 02:28:49
49.206.4.124 attack
Unauthorized connection attempt from IP address 49.206.4.124 on Port 445(SMB)
2019-11-23 02:08:34
117.50.38.202 attack
Nov 22 16:59:03 MK-Soft-VM7 sshd[19479]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.50.38.202 
Nov 22 16:59:05 MK-Soft-VM7 sshd[19479]: Failed password for invalid user guest from 117.50.38.202 port 46576 ssh2
...
2019-11-23 02:00:40
190.210.231.98 attackbotsspam
Unauthorized connection attempt from IP address 190.210.231.98 on Port 445(SMB)
2019-11-23 02:16:51
157.7.135.176 attackbots
Nov 18 15:46:45 xb0 sshd[19931]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.7.135.176  user=r.r
Nov 18 15:46:47 xb0 sshd[19931]: Failed password for r.r from 157.7.135.176 port 52429 ssh2
Nov 18 15:46:48 xb0 sshd[19931]: Received disconnect from 157.7.135.176: 11: Bye Bye [preauth]
Nov 18 15:56:30 xb0 sshd[20134]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.7.135.176  user=r.r
Nov 18 15:56:32 xb0 sshd[20134]: Failed password for r.r from 157.7.135.176 port 57260 ssh2
Nov 18 15:56:32 xb0 sshd[20134]: Received disconnect from 157.7.135.176: 11: Bye Bye [preauth]
Nov x@x
Nov 18 16:00:47 xb0 sshd[18646]: Received disconnect from 157.7.135.176: 11: Bye Bye [preauth]
Nov 18 16:04:57 xb0 sshd[29642]: Failed password for invalid user baste from 157.7.135.176 port 39627 ssh2
Nov 18 16:04:57 xb0 sshd[29642]: Received disconnect from 157.7.135.176: 11: Bye Bye [preauth]
Nov 18 16:09:08........
-------------------------------
2019-11-23 02:15:55
74.40.207.122 attackbots
Automatic report - Port Scan Attack
2019-11-23 02:22:43
91.74.234.154 attackbots
Nov 22 19:00:05 legacy sshd[5111]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=91.74.234.154
Nov 22 19:00:07 legacy sshd[5111]: Failed password for invalid user jarmer from 91.74.234.154 port 47994 ssh2
Nov 22 19:04:31 legacy sshd[5221]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=91.74.234.154
...
2019-11-23 02:09:14
170.246.105.66 attackspam
Unauthorized connection attempt from IP address 170.246.105.66 on Port 445(SMB)
2019-11-23 02:00:26
199.19.224.191 attack
SSH Brute-Force reported by Fail2Ban
2019-11-23 02:01:52
177.103.235.204 attackbotsspam
Unauthorized connection attempt from IP address 177.103.235.204 on Port 445(SMB)
2019-11-23 02:21:50
222.82.237.238 attack
Nov 22 18:21:19 sauna sshd[171402]: Failed password for root from 222.82.237.238 port 61221 ssh2
...
2019-11-23 02:17:10
157.41.59.190 attackspam
Unauthorized connection attempt from IP address 157.41.59.190 on Port 445(SMB)
2019-11-23 02:30:40
36.67.135.146 attackspambots
Unauthorized connection attempt from IP address 36.67.135.146 on Port 445(SMB)
2019-11-23 01:58:53

Recently Reported IPs

194.98.215.123 85.127.7.19 59.88.1.66 238.46.217.47
181.215.216.240 174.168.197.171 130.17.143.188 207.204.197.218
96.130.134.161 88.221.179.9 116.117.47.104 173.193.230.17
91.137.59.174 175.70.185.236 40.129.13.237 35.115.41.207
204.5.18.21 90.3.157.21 174.233.238.27 174.34.101.108