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

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 <<>> 104.21.89.243
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 13336
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.89.243.			IN	A

;; AUTHORITY SECTION:
.			600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021701 1800 900 604800 86400

;; Query time: 16 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 03:11:59 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 243.89.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 243.89.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
222.186.173.154 attack
Nov 26 23:09:48 php1 sshd\[22002\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.173.154  user=root
Nov 26 23:09:50 php1 sshd\[22002\]: Failed password for root from 222.186.173.154 port 2966 ssh2
Nov 26 23:10:03 php1 sshd\[22002\]: Failed password for root from 222.186.173.154 port 2966 ssh2
Nov 26 23:10:06 php1 sshd\[22126\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.173.154  user=root
Nov 26 23:10:08 php1 sshd\[22126\]: Failed password for root from 222.186.173.154 port 28272 ssh2
2019-11-27 17:14:39
181.41.216.138 attackbotsspam
Nov 27 10:08:03 relay postfix/smtpd\[28535\]: NOQUEUE: reject: RCPT from unknown\[181.41.216.138\]: 554 5.7.1 \: Relay access denied\; from=\<9l3dlxh01c1qqs@weirminerals.com.fr\> to=\ proto=ESMTP helo=\<\[181.41.216.131\]\>
Nov 27 10:08:03 relay postfix/smtpd\[28535\]: NOQUEUE: reject: RCPT from unknown\[181.41.216.138\]: 554 5.7.1 \: Relay access denied\; from=\<9l3dlxh01c1qqs@weirminerals.com.fr\> to=\ proto=ESMTP helo=\<\[181.41.216.131\]\>
Nov 27 10:08:03 relay postfix/smtpd\[28535\]: NOQUEUE: reject: RCPT from unknown\[181.41.216.138\]: 554 5.7.1 \: Relay access denied\; from=\<9l3dlxh01c1qqs@weirminerals.com.fr\> to=\ proto=ESMTP helo=\<\[181.41.216.131\]\>
Nov 27 10:08:03 relay postfix/smtpd\[28535\]: NOQUEUE: reject: RCPT from unknown\[181.41.216.138\]: 554 5.7.1 \: Relay access deni
...
2019-11-27 17:16:27
91.234.186.47 attack
Nov 27 07:05:27 vps sshd[22990]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=91.234.186.47 
Nov 27 07:05:28 vps sshd[22990]: Failed password for invalid user f040 from 91.234.186.47 port 51620 ssh2
Nov 27 07:28:33 vps sshd[24025]: Failed password for root from 91.234.186.47 port 44942 ssh2
...
2019-11-27 17:13:20
65.96.111.18 attack
2019-11-27T06:39:37.111527host3.slimhost.com.ua sshd[2808072]: Invalid user claudine from 65.96.111.18 port 37876
2019-11-27T06:39:37.116162host3.slimhost.com.ua sshd[2808072]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=c-65-96-111-18.hsd1.ma.comcast.net
2019-11-27T06:39:37.111527host3.slimhost.com.ua sshd[2808072]: Invalid user claudine from 65.96.111.18 port 37876
2019-11-27T06:39:39.444065host3.slimhost.com.ua sshd[2808072]: Failed password for invalid user claudine from 65.96.111.18 port 37876 ssh2
2019-11-27T07:08:23.447492host3.slimhost.com.ua sshd[2819711]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=c-65-96-111-18.hsd1.ma.comcast.net  user=root
2019-11-27T07:08:26.231509host3.slimhost.com.ua sshd[2819711]: Failed password for root from 65.96.111.18 port 43788 ssh2
2019-11-27T07:28:19.992686host3.slimhost.com.ua sshd[2829835]: Invalid user hung from 65.96.111.18 port 34473
2019-11-27T07:28:1
...
2019-11-27 17:18:31
140.143.248.69 attackspambots
Nov 27 09:37:46 mout sshd[3429]: Invalid user liyang from 140.143.248.69 port 53926
2019-11-27 17:00:56
58.213.198.77 attackbotsspam
2019-11-27T06:28:07.166230abusebot-7.cloudsearch.cf sshd\[26428\]: Invalid user smmsp from 58.213.198.77 port 58764
2019-11-27 17:25:27
93.122.208.62 attack
" "
2019-11-27 17:17:43
129.204.201.27 attackspambots
Brute-force attempt banned
2019-11-27 16:56:38
178.72.163.252 attackbotsspam
Unauthorized access detected from banned ip
2019-11-27 17:07:14
154.205.130.142 attackspam
Nov 27 07:08:22 mxgate1 postfix/postscreen[7657]: CONNECT from [154.205.130.142]:54094 to [176.31.12.44]:25
Nov 27 07:08:22 mxgate1 postfix/dnsblog[7659]: addr 154.205.130.142 listed by domain zen.spamhaus.org as 127.0.0.3
Nov 27 07:08:22 mxgate1 postfix/dnsblog[7661]: addr 154.205.130.142 listed by domain b.barracudacentral.org as 127.0.0.2
Nov 27 07:08:28 mxgate1 postfix/postscreen[7657]: DNSBL rank 3 for [154.205.130.142]:54094
Nov x@x
Nov 27 07:08:29 mxgate1 postfix/postscreen[7657]: DISCONNECT [154.205.130.142]:54094


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=154.205.130.142
2019-11-27 16:55:22
47.91.225.68 attackbotsspam
fail2ban honeypot
2019-11-27 16:46:47
89.248.168.217 attackbotsspam
11/27/2019-09:11:56.644054 89.248.168.217 Protocol: 17 ET DROP Dshield Block Listed Source group 1
2019-11-27 16:50:11
129.204.37.181 attackspam
Nov 27 08:40:32 ns41 sshd[17784]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.204.37.181
2019-11-27 16:53:54
175.6.5.233 attack
SSH bruteforce
2019-11-27 16:53:36
181.115.168.69 attackbots
postfix (unknown user, SPF fail or relay access denied)
2019-11-27 17:02:36

Recently Reported IPs

104.21.89.245 104.21.89.244 104.21.89.250 104.21.89.247
104.21.89.25 104.21.89.251 104.21.89.253 104.21.89.252
104.21.89.26 104.21.89.28 104.21.89.27 104.21.89.32
104.21.89.34 104.21.89.29 104.21.89.33 104.21.89.39
104.21.89.35 104.21.89.38 104.21.89.37 104.21.89.4