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 <<>> 104.21.81.105
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 60749
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.81.105.			IN	A

;; AUTHORITY SECTION:
.			269	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022022001 1800 900 604800 86400

;; Query time: 25 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Mon Feb 21 05:25:31 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 105.81.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 105.81.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
136.255.144.2 attackspam
Apr  4 01:01:19 server sshd\[1191\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=136.255.144.2  user=root
Apr  4 01:01:21 server sshd\[1191\]: Failed password for root from 136.255.144.2 port 41588 ssh2
Apr  4 11:03:06 server sshd\[22552\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=136.255.144.2  user=root
Apr  4 11:03:08 server sshd\[22552\]: Failed password for root from 136.255.144.2 port 35320 ssh2
Apr  4 11:13:59 server sshd\[25503\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=136.255.144.2  user=root
...
2020-04-04 18:45:33
69.55.62.57 attack
Apr  4 06:13:47 legacy sshd[12614]: Failed password for root from 69.55.62.57 port 57046 ssh2
Apr  4 06:17:15 legacy sshd[12704]: Failed password for root from 69.55.62.57 port 56148 ssh2
...
2020-04-04 19:19:33
179.106.107.207 attackspam
DATE:2020-04-04 05:52:47, IP:179.106.107.207, PORT:telnet Telnet brute force auth on honeypot server (epe-honey1-hq)
2020-04-04 18:45:20
218.149.128.186 attack
[ssh] SSH attack
2020-04-04 19:34:15
51.68.229.73 attackbots
$f2bV_matches
2020-04-04 19:34:59
178.128.91.42 attackspambots
Apr  4 12:18:42 vmd48417 sshd[6494]: Failed password for root from 178.128.91.42 port 59734 ssh2
2020-04-04 19:19:08
164.132.49.98 attackspam
2020-04-03 UTC: (2x) - nproc,root
2020-04-04 19:31:58
222.186.173.215 attack
Apr  4 11:06:16 localhost sshd[88949]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.173.215  user=root
Apr  4 11:06:18 localhost sshd[88949]: Failed password for root from 222.186.173.215 port 45918 ssh2
Apr  4 11:06:21 localhost sshd[88949]: Failed password for root from 222.186.173.215 port 45918 ssh2
Apr  4 11:06:16 localhost sshd[88949]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.173.215  user=root
Apr  4 11:06:18 localhost sshd[88949]: Failed password for root from 222.186.173.215 port 45918 ssh2
Apr  4 11:06:21 localhost sshd[88949]: Failed password for root from 222.186.173.215 port 45918 ssh2
Apr  4 11:06:16 localhost sshd[88949]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.173.215  user=root
Apr  4 11:06:18 localhost sshd[88949]: Failed password for root from 222.186.173.215 port 45918 ssh2
Apr  4 11:06:21 localhost sshd[88
...
2020-04-04 19:07:41
49.205.181.8 attackbotsspam
Port probing on unauthorized port 26
2020-04-04 19:02:21
115.79.243.29 attackbotsspam
20/4/3@23:52:27: FAIL: Alarm-Network address from=115.79.243.29
...
2020-04-04 19:01:50
79.127.150.206 attack
DATE:2020-04-04 05:52:13, IP:79.127.150.206, PORT:telnet Telnet brute force auth on honeypot server (honey-neo-dc)
2020-04-04 19:12:13
192.3.41.204 attack
Automatic report - Malicious Script Upload
2020-04-04 19:00:58
104.199.216.0 attackbots
"XSS Attack Detected via libinjection - Matched Data: XSS data found within ARGS_NAMES:
2020-04-04 19:11:22
101.187.123.101 attackbots
SSH bruteforce
2020-04-04 18:46:29
172.245.180.102 attackspambots
Unauthorized connection attempt detected from IP address 172.245.180.102 to port 80
2020-04-04 19:30:43

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