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 <<>> 104.21.54.140
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 12214
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.54.140.			IN	A

;; AUTHORITY SECTION:
.			55	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021700 1800 900 604800 86400

;; Query time: 56 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 00:04:35 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 140.54.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 140.54.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
144.217.214.100 attackspam
Oct  4 17:10:14 reporting6 sshd[20955]: Failed password for invalid user r.r from 144.217.214.100 port 48612 ssh2
Oct  4 17:17:09 reporting6 sshd[21558]: Failed password for invalid user r.r from 144.217.214.100 port 45856 ssh2


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=144.217.214.100
2019-10-05 02:20:13
119.3.56.0 attack
27017/tcp 27017/tcp 27017/tcp...
[2019-09-04/10-04]32pkt,1pt.(tcp)
2019-10-05 02:31:34
187.84.141.62 attack
Chat Spam
2019-10-05 02:23:48
77.247.110.225 attackspambots
\[2019-10-04 14:32:28\] SECURITY\[2006\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-10-04T14:32:28.503-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="00205901148825681012",SessionID="0x7f1e1c2bed58",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/77.247.110.225/62547",ACLName="no_extension_match"
\[2019-10-04 14:32:35\] SECURITY\[2006\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-10-04T14:32:35.835-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="0175601148236518005",SessionID="0x7f1e1c3c9948",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/77.247.110.225/64530",ACLName="no_extension_match"
\[2019-10-04 14:32:36\] SECURITY\[2006\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-10-04T14:32:36.861-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="000206001148525260112",SessionID="0x7f1e1c02d9c8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/77.247.110.225/5059
2019-10-05 02:43:27
178.128.223.243 attackbotsspam
Oct  4 21:00:14 www sshd\[13181\]: Invalid user Oscar2017 from 178.128.223.243Oct  4 21:00:16 www sshd\[13181\]: Failed password for invalid user Oscar2017 from 178.128.223.243 port 59416 ssh2Oct  4 21:04:41 www sshd\[13316\]: Invalid user Heslo1@ from 178.128.223.243
...
2019-10-05 02:22:40
51.77.201.36 attackbots
2019-10-04T18:41:09.358970abusebot-4.cloudsearch.cf sshd\[30470\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=36.ip-51-77-201.eu  user=root
2019-10-05 02:50:31
182.23.85.21 attackbotsspam
445/tcp 445/tcp 445/tcp...
[2019-08-05/10-04]13pkt,1pt.(tcp)
2019-10-05 02:36:21
201.55.107.169 attackspambots
proto=tcp  .  spt=53244  .  dpt=25  .     (Found on   Blocklist de  Oct 03)     (491)
2019-10-05 02:42:58
223.25.101.76 attackbotsspam
Oct  4 14:06:31 ny01 sshd[6864]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=223.25.101.76
Oct  4 14:06:33 ny01 sshd[6864]: Failed password for invalid user 12345trewq from 223.25.101.76 port 39016 ssh2
Oct  4 14:11:07 ny01 sshd[7600]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=223.25.101.76
2019-10-05 02:28:23
62.234.95.55 attackbots
Automated report - ssh fail2ban:
Oct 4 19:20:54 wrong password, user=root, port=47270, ssh2
Oct 4 19:25:51 wrong password, user=root, port=53652, ssh2
2019-10-05 02:25:23
95.181.176.189 attackbots
Ein möglicherweise gefährlicher Request.Form-Wert wurde vom Client (mp$ContentZone$TxtMessage="
2019-10-05 02:39:59
209.85.222.197 attackspambots
Spam from techsaga.co.uk
2019-10-05 02:47:32
185.176.27.98 attack
10/04/2019-20:16:14.665605 185.176.27.98 Protocol: 6 ET DROP Dshield Block Listed Source group 1
2019-10-05 02:49:38
183.110.242.169 attack
Oct  4 08:19:09 localhost kernel: [3929368.650031] iptables_INPUT_denied: IN=eth0 OUT= MAC=f2:3c:91:84:83:95:84:78:ac:57:aa:c1:08:00 SRC=183.110.242.169 DST=[mungedIP2] LEN=40 TOS=0x08 PREC=0x20 TTL=67 ID=30267 DF PROTO=TCP SPT=62025 DPT=25 WINDOW=29200 RES=0x00 SYN URGP=0 
Oct  4 08:19:09 localhost kernel: [3929368.650059] iptables_INPUT_denied: IN=eth0 OUT= MAC=f2:3c:91:84:83:95:84:78:ac:57:aa:c1:08:00 SRC=183.110.242.169 DST=[mungedIP2] LEN=40 TOS=0x08 PREC=0x20 TTL=67 ID=30267 DF PROTO=TCP SPT=62025 DPT=25 SEQ=723188520 ACK=0 WINDOW=29200 RES=0x00 SYN URGP=0 
Oct  4 08:22:28 localhost kernel: [3929567.367114] iptables_INPUT_denied: IN=eth0 OUT= MAC=f2:3c:91:84:83:95:84:78:ac:57:aa:c1:08:00 SRC=183.110.242.169 DST=[mungedIP2] LEN=40 TOS=0x00 PREC=0x00 TTL=52 ID=13435 DF PROTO=TCP SPT=52443 DPT=22 WINDOW=29200 RES=0x00 SYN URGP=0 
Oct  4 08:22:28 localhost kernel: [3929567.367122] iptables_INPUT_denied: IN=eth0 OUT= MAC=f2:3c:91:84:83:95:84:78:ac:57:aa:c1:08:00 SRC=183.110.242.169 DST=[mungedIP2] LEN=40 TOS
2019-10-05 02:27:11
51.38.232.93 attack
Oct  4 20:54:54 vps691689 sshd[1013]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.38.232.93
Oct  4 20:54:56 vps691689 sshd[1013]: Failed password for invalid user Sporting@123 from 51.38.232.93 port 55632 ssh2
...
2019-10-05 03:01:53

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