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 <<>> 104.21.81.54
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 40406
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.81.54.			IN	A

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

;; Query time: 72 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 03:02:59 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 54.81.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 54.81.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
5.54.78.146 attackbotsspam
Telnet Server BruteForce Attack
2019-08-26 09:43:23
184.168.152.195 attackspambots
invalid username 'tectus.net'
2019-08-26 09:35:33
217.61.2.97 attack
Aug 25 19:46:13 MK-Soft-VM3 sshd\[22360\]: Invalid user apt-mirror from 217.61.2.97 port 36793
Aug 25 19:46:13 MK-Soft-VM3 sshd\[22360\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=217.61.2.97
Aug 25 19:46:14 MK-Soft-VM3 sshd\[22360\]: Failed password for invalid user apt-mirror from 217.61.2.97 port 36793 ssh2
...
2019-08-26 09:18:09
207.46.13.18 attackbotsspam
Automatic report - Banned IP Access
2019-08-26 09:57:25
79.141.118.60 attackbots
Excessive Port-Scanning
2019-08-26 09:27:55
120.136.167.74 attack
SSH bruteforce (Triggered fail2ban)
2019-08-26 09:24:49
165.22.63.29 attackbots
Invalid user freware from 165.22.63.29 port 34046
2019-08-26 09:40:33
79.249.244.148 attackspambots
Aug 25 23:55:55 XXX sshd[25782]: Invalid user ofsaa from 79.249.244.148 port 42835
2019-08-26 09:38:11
129.204.76.157 attackbots
Aug 25 20:57:40 meumeu sshd[4093]: Failed password for invalid user townsley from 129.204.76.157 port 53822 ssh2
Aug 25 21:02:20 meumeu sshd[4698]: Failed password for invalid user bash from 129.204.76.157 port 39882 ssh2
...
2019-08-26 09:26:08
59.167.178.41 attack
ssh failed login
2019-08-26 09:36:46
159.89.235.61 attack
Invalid user marton from 159.89.235.61 port 35458
2019-08-26 09:56:13
174.138.31.237 attackbots
$f2bV_matches
2019-08-26 09:18:39
103.207.2.204 attackbotsspam
Aug 25 18:43:27 MK-Soft-VM7 sshd\[8796\]: Invalid user administrator from 103.207.2.204 port 60978
Aug 25 18:43:27 MK-Soft-VM7 sshd\[8796\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.207.2.204
Aug 25 18:43:29 MK-Soft-VM7 sshd\[8796\]: Failed password for invalid user administrator from 103.207.2.204 port 60978 ssh2
...
2019-08-26 09:33:34
189.7.17.61 attack
2019-08-26T02:21:07.218998wiz-ks3 sshd[11814]: Invalid user public from 189.7.17.61 port 57774
2019-08-26T02:21:07.222428wiz-ks3 sshd[11814]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=189.7.17.61
2019-08-26T02:21:07.218998wiz-ks3 sshd[11814]: Invalid user public from 189.7.17.61 port 57774
2019-08-26T02:21:09.255279wiz-ks3 sshd[11814]: Failed password for invalid user public from 189.7.17.61 port 57774 ssh2
2019-08-26T02:31:32.142492wiz-ks3 sshd[11836]: Invalid user mh from 189.7.17.61 port 46695
2019-08-26T02:31:32.144653wiz-ks3 sshd[11836]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=189.7.17.61
2019-08-26T02:31:32.142492wiz-ks3 sshd[11836]: Invalid user mh from 189.7.17.61 port 46695
2019-08-26T02:31:34.313543wiz-ks3 sshd[11836]: Failed password for invalid user mh from 189.7.17.61 port 46695 ssh2
2019-08-26T02:41:56.641455wiz-ks3 sshd[11861]: Invalid user 123 from 189.7.17.61 port 35643
2019-08-26T02:41:56.643645wiz-
2019-08-26 09:21:01
51.83.70.149 attackbotsspam
2019-08-26T01:22:17.708586abusebot-8.cloudsearch.cf sshd\[24345\]: Invalid user elsearch from 51.83.70.149 port 55736
2019-08-26 09:26:57

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