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: Canada

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 <<>> 142.204.21.40
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 35834
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;142.204.21.40.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025022700 1800 900 604800 86400

;; Query time: 14 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 28 01:39:33 CST 2025
;; MSG SIZE  rcvd: 106
Host info
Host 40.21.204.142.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 40.21.204.142.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
151.84.105.118 attack
Jun  1 23:19:07 santamaria sshd\[13359\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=151.84.105.118  user=root
Jun  1 23:19:08 santamaria sshd\[13359\]: Failed password for root from 151.84.105.118 port 41018 ssh2
Jun  1 23:21:46 santamaria sshd\[13368\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=151.84.105.118  user=root
...
2020-06-02 06:03:30
103.127.29.226 attack
Time:     Mon Jun  1 17:42:58 2020 -0300
IP:       103.127.29.226 (IN/India/10312729226.network.microhost.in)
Failures: 20 (WordPressBruteForcePOST)
Interval: 3600 seconds
Blocked:  Permanent Block
2020-06-02 06:20:21
138.68.148.177 attackspambots
Unauthorised connection attempt detected at AUO NODE 4. System is sshd. Protected by AUO Stack Web Application Firewall (WAF)
2020-06-02 06:10:57
112.85.42.195 attackspam
Jun  1 23:58:35 ArkNodeAT sshd\[28405\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.85.42.195  user=root
Jun  1 23:58:37 ArkNodeAT sshd\[28405\]: Failed password for root from 112.85.42.195 port 37329 ssh2
Jun  1 23:58:39 ArkNodeAT sshd\[28405\]: Failed password for root from 112.85.42.195 port 37329 ssh2
2020-06-02 06:04:46
95.110.129.91 attack
95.110.129.91 - - [01/Jun/2020:22:59:42 +0200] "POST /xmlrpc.php HTTP/1.1" 403 613 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
95.110.129.91 - - [01/Jun/2020:23:20:19 +0200] "POST /xmlrpc.php HTTP/1.1" 403 31 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
...
2020-06-02 06:00:55
222.186.30.167 attackbotsspam
Jun  1 23:46:53 OPSO sshd\[22087\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.30.167  user=root
Jun  1 23:46:54 OPSO sshd\[22087\]: Failed password for root from 222.186.30.167 port 60504 ssh2
Jun  1 23:46:56 OPSO sshd\[22087\]: Failed password for root from 222.186.30.167 port 60504 ssh2
Jun  1 23:46:59 OPSO sshd\[22087\]: Failed password for root from 222.186.30.167 port 60504 ssh2
Jun  1 23:47:00 OPSO sshd\[22090\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.30.167  user=root
2020-06-02 05:58:22
40.71.5.157 attackspam
01.06.2020 22:19:15 - RDP Login Fail Detected by 
https://www.elinox.de/RDP-Wächter
2020-06-02 05:48:40
110.77.135.144 attack
Port probing on unauthorized port 23
2020-06-02 05:47:47
58.211.144.220 attackbots
Jun  1 22:18:35 debian-2gb-nbg1-2 kernel: \[13301485.295026\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=58.211.144.220 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=240 ID=38708 PROTO=TCP SPT=48012 DPT=26160 WINDOW=1024 RES=0x00 SYN URGP=0
2020-06-02 06:15:50
123.20.2.145 attackbotsspam
2020-06-0122:18:181jfqsx-0004LM-Bo\<=info@whatsup2013.chH=\(localhost\)[113.172.238.70]:48658P=esmtpsaX=TLS1.2:ECDHE-RSA-AES256-GCM-SHA384:256CV=noA=dovecot_login:info@whatsup2013.chS=3000id=8720a2f1fad104082f6adc8f7bbc363a09aea5ac@whatsup2013.chT="tosharifyusupov4"forsharifyusupov4@gmail.comkwaynee@att.nettaylor_weaver919@icloud.com2020-06-0122:17:471jfqsT-0004KS-Nv\<=info@whatsup2013.chH=\(localhost\)[123.20.2.145]:45178P=esmtpsaX=TLS1.2:ECDHE-RSA-AES256-GCM-SHA384:256CV=noA=dovecot_login:info@whatsup2013.chS=3022id=a667978e85ae7b88ab55a3f0fb2f16ba99735d9bb8@whatsup2013.chT="tobabbymacita"forbabbymacita@gmail.commarine888@gmail.comkloudhead13@gmail.com2020-06-0122:16:591jfqrj-0004Hh-0P\<=info@whatsup2013.chH=\(localhost\)[222.184.86.186]:59821P=esmtpsaX=TLS1.2:ECDHE-RSA-AES256-GCM-SHA384:256CV=noA=dovecot_login:info@whatsup2013.chS=3024id=253535666d46939fb8fd4b18ec2ba1ad9e0c0fac@whatsup2013.chT="tobudjerk"forbudjerk@yahoo.comlwagnon59@gmail.comdansmith21@gmail.com2020-06-0122:18:381jfqtB-0004ND-8i\<=i
2020-06-02 06:08:35
203.206.172.68 attackspam
 TCP (SYN) 203.206.172.68:2437 -> port 23, len 44
2020-06-02 06:22:54
106.54.236.220 attackspambots
2020-06-01T15:59:16.9123341495-001 sshd[47554]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.54.236.220  user=root
2020-06-01T15:59:18.9031801495-001 sshd[47554]: Failed password for root from 106.54.236.220 port 36352 ssh2
2020-06-01T15:59:53.8519541495-001 sshd[47558]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.54.236.220  user=root
2020-06-01T15:59:56.2583391495-001 sshd[47558]: Failed password for root from 106.54.236.220 port 42210 ssh2
2020-06-01T16:00:32.2967321495-001 sshd[47571]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.54.236.220  user=root
2020-06-01T16:00:34.3881111495-001 sshd[47571]: Failed password for root from 106.54.236.220 port 48062 ssh2
...
2020-06-02 05:50:56
157.230.127.178 attack
Jun  1 22:45:29 h2646465 sshd[23719]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.127.178  user=root
Jun  1 22:45:31 h2646465 sshd[23719]: Failed password for root from 157.230.127.178 port 55476 ssh2
Jun  1 22:56:21 h2646465 sshd[24323]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.127.178  user=root
Jun  1 22:56:23 h2646465 sshd[24323]: Failed password for root from 157.230.127.178 port 35856 ssh2
Jun  1 22:59:36 h2646465 sshd[24446]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.127.178  user=root
Jun  1 22:59:38 h2646465 sshd[24446]: Failed password for root from 157.230.127.178 port 42016 ssh2
Jun  1 23:02:48 h2646465 sshd[25114]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.127.178  user=root
Jun  1 23:02:50 h2646465 sshd[25114]: Failed password for root from 157.230.127.178 port 48168 ssh2
Jun  1 23:06
2020-06-02 05:49:08
162.243.138.125 attack
Port Scan detected!
...
2020-06-02 06:25:25
176.59.114.253 attack
1591042727 - 06/01/2020 22:18:47 Host: 176.59.114.253/176.59.114.253 Port: 445 TCP Blocked
2020-06-02 06:06:33

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