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: None

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 <<>> 104.21.40.140
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 62380
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.40.140.			IN	A

;; AUTHORITY SECTION:
.			312	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021702 1800 900 604800 86400

;; Query time: 248 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 10:09:24 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 140.40.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 140.40.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
92.63.100.63 attack
Unauthorized connection attempt detected from IP address 92.63.100.63 to port 2220 [J]
2020-01-08 07:08:21
187.206.18.158 attackspam
Unauthorized connection attempt detected from IP address 187.206.18.158 to port 2222
2020-01-08 07:07:47
80.91.19.217 attack
01/07/2020-22:19:13.238298 80.91.19.217 Protocol: 6 ET POLICY Cleartext WordPress Login
2020-01-08 06:40:39
85.221.221.234 attack
Unauthorized connection attempt detected from IP address 85.221.221.234 to port 4567 [J]
2020-01-08 07:10:59
78.11.120.85 attack
Jan  7 22:28:08 thevastnessof sshd[25354]: Failed password for mail from 78.11.120.85 port 52327 ssh2
...
2020-01-08 06:49:32
77.88.191.126 attackbotsspam
1578431949 - 01/07/2020 22:19:09 Host: 77.88.191.126/77.88.191.126 Port: 23 TCP Blocked
2020-01-08 06:43:31
144.91.107.86 attack
Jan  7 11:39:59 php1 sshd\[28032\]: Invalid user git from 144.91.107.86
Jan  7 11:39:59 php1 sshd\[28032\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=144.91.107.86
Jan  7 11:40:01 php1 sshd\[28032\]: Failed password for invalid user git from 144.91.107.86 port 37984 ssh2
Jan  7 11:40:31 php1 sshd\[28059\]: Invalid user oracle from 144.91.107.86
Jan  7 11:40:31 php1 sshd\[28059\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=144.91.107.86
2020-01-08 07:09:23
162.243.98.66 attack
$f2bV_matches
2020-01-08 07:00:33
46.189.253.237 attack
Lines containing failures of 46.189.253.237
Jan  7 22:23:26 dns01 sshd[4630]: Invalid user RPM from 46.189.253.237 port 42743
Jan  7 22:23:26 dns01 sshd[4630]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=46.189.253.237
Jan  7 22:23:28 dns01 sshd[4630]: Failed password for invalid user RPM from 46.189.253.237 port 42743 ssh2
Jan  7 22:23:28 dns01 sshd[4630]: Connection closed by invalid user RPM 46.189.253.237 port 42743 [preauth]


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=46.189.253.237
2020-01-08 06:46:22
222.186.180.17 attackbots
Jan  7 12:55:21 wbs sshd\[7230\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.180.17  user=root
Jan  7 12:55:23 wbs sshd\[7230\]: Failed password for root from 222.186.180.17 port 32742 ssh2
Jan  7 12:55:39 wbs sshd\[7250\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.180.17  user=root
Jan  7 12:55:42 wbs sshd\[7250\]: Failed password for root from 222.186.180.17 port 52540 ssh2
Jan  7 12:55:52 wbs sshd\[7250\]: Failed password for root from 222.186.180.17 port 52540 ssh2
2020-01-08 07:03:22
187.35.172.230 attack
Jan  7 22:18:35 grey postfix/smtpd\[24234\]: NOQUEUE: reject: RCPT from unknown\[187.35.172.230\]: 554 5.7.1 Service unavailable\; Client host \[187.35.172.230\] blocked using truncate.gbudb.net\; http://www.gbudb.com/truncate/ \[187.35.172.230\]\; from=\ to=\ proto=ESMTP helo=\<187-35-172-230.dsl.telesp.net.br\>
...
2020-01-08 07:08:04
61.177.172.158 attackspambots
2020-01-07T22:19:47.194615hub.schaetter.us sshd\[16776\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.177.172.158  user=root
2020-01-07T22:19:48.864232hub.schaetter.us sshd\[16776\]: Failed password for root from 61.177.172.158 port 39647 ssh2
2020-01-07T22:19:51.391788hub.schaetter.us sshd\[16776\]: Failed password for root from 61.177.172.158 port 39647 ssh2
2020-01-07T22:19:53.526569hub.schaetter.us sshd\[16776\]: Failed password for root from 61.177.172.158 port 39647 ssh2
2020-01-07T22:21:02.228126hub.schaetter.us sshd\[16786\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.177.172.158  user=root
...
2020-01-08 06:34:15
89.102.227.81 attackspambots
TCP Port: 25      invalid blocked  dnsbl-sorbs also abuseat-org and barracuda           (734)
2020-01-08 06:54:43
40.77.191.225 attackspam
29 attempts against mh-misbehave-ban on float.magehost.pro
2020-01-08 06:46:51
5.253.25.37 attack
Jan  7 19:20:25 firewall sshd[15531]: Invalid user servermc from 5.253.25.37
Jan  7 19:20:27 firewall sshd[15531]: Failed password for invalid user servermc from 5.253.25.37 port 60498 ssh2
Jan  7 19:24:11 firewall sshd[15675]: Invalid user ispconfig from 5.253.25.37
...
2020-01-08 06:37:34

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