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:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.81.18
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 13888
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.81.18.			IN	A

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

;; Query time: 25 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 03:02:25 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 18.81.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 18.81.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
92.242.240.17 attack
2019-12-18T09:18:30.826028abusebot-5.cloudsearch.cf sshd\[24805\]: Invalid user faraz from 92.242.240.17 port 55972
2019-12-18T09:18:30.832576abusebot-5.cloudsearch.cf sshd\[24805\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=92-242-240-17.broadband.mtnet.hr
2019-12-18T09:18:33.140142abusebot-5.cloudsearch.cf sshd\[24805\]: Failed password for invalid user faraz from 92.242.240.17 port 55972 ssh2
2019-12-18T09:26:13.398413abusebot-5.cloudsearch.cf sshd\[24828\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=92-242-240-17.broadband.mtnet.hr  user=root
2019-12-18 21:20:12
103.54.217.221 attackbotsspam
1576650245 - 12/18/2019 07:24:05 Host: 103.54.217.221/103.54.217.221 Port: 445 TCP Blocked
2019-12-18 21:14:46
58.248.174.116 attackbots
Honeypot attack, port: 5555, PTR: PTR record not found
2019-12-18 21:27:11
121.1.235.61 attackbotsspam
3389BruteforceFW21
2019-12-18 21:20:48
103.225.206.194 attackbots
Honeypot attack, port: 23, PTR: PTR record not found
2019-12-18 21:02:31
188.165.254.85 attackbotsspam
Dec 18 09:00:42 firewall sshd[548]: Failed password for invalid user host from 188.165.254.85 port 46086 ssh2
Dec 18 09:05:35 firewall sshd[687]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.165.254.85  user=root
Dec 18 09:05:37 firewall sshd[687]: Failed password for root from 188.165.254.85 port 53468 ssh2
...
2019-12-18 21:03:46
178.33.185.70 attackbotsspam
Dec 18 09:05:44 sd-53420 sshd\[5513\]: Invalid user herzog from 178.33.185.70
Dec 18 09:05:44 sd-53420 sshd\[5513\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.33.185.70
Dec 18 09:05:46 sd-53420 sshd\[5513\]: Failed password for invalid user herzog from 178.33.185.70 port 38838 ssh2
Dec 18 09:11:45 sd-53420 sshd\[7742\]: Invalid user asterisk from 178.33.185.70
Dec 18 09:11:45 sd-53420 sshd\[7742\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.33.185.70
...
2019-12-18 20:57:18
36.72.239.218 attackspambots
1576650250 - 12/18/2019 07:24:10 Host: 36.72.239.218/36.72.239.218 Port: 445 TCP Blocked
2019-12-18 21:00:22
49.205.164.33 attackbots
1576650263 - 12/18/2019 07:24:23 Host: 49.205.164.33/49.205.164.33 Port: 445 TCP Blocked
2019-12-18 20:46:08
106.51.39.234 attack
Unauthorized connection attempt from IP address 106.51.39.234 on Port 445(SMB)
2019-12-18 20:47:29
132.232.113.102 attackspambots
Dec 18 12:20:57 eventyay sshd[31039]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=132.232.113.102
Dec 18 12:20:59 eventyay sshd[31039]: Failed password for invalid user schradi from 132.232.113.102 port 60114 ssh2
Dec 18 12:28:47 eventyay sshd[31265]: Failed password for root from 132.232.113.102 port 36167 ssh2
...
2019-12-18 20:59:17
52.56.61.184 attackbotsspam
ssh failed login
2019-12-18 21:15:13
218.92.0.157 attackspam
Dec 18 03:23:23 php1 sshd\[27949\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.157  user=root
Dec 18 03:23:25 php1 sshd\[27949\]: Failed password for root from 218.92.0.157 port 32379 ssh2
Dec 18 03:23:38 php1 sshd\[27949\]: Failed password for root from 218.92.0.157 port 32379 ssh2
Dec 18 03:23:42 php1 sshd\[27964\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.157  user=root
Dec 18 03:23:44 php1 sshd\[27964\]: Failed password for root from 218.92.0.157 port 64491 ssh2
2019-12-18 21:26:07
123.25.30.38 attack
1576650225 - 12/18/2019 07:23:45 Host: 123.25.30.38/123.25.30.38 Port: 445 TCP Blocked
2019-12-18 21:22:37
45.141.84.89 attackbots
RDP Bruteforce
2019-12-18 21:21:29

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