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 of America (the)

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 <<>> 198.21.31.104
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 46221
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;198.21.31.104.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025012301 1800 900 604800 86400

;; Query time: 12 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Jan 24 12:13:33 CST 2025
;; MSG SIZE  rcvd: 106
Host info
Host 104.31.21.198.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 104.31.21.198.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
212.129.60.77 attackbots
SSH authentication failure x 6 reported by Fail2Ban
...
2020-07-23 05:11:54
171.231.1.77 attackbotsspam
Automatic report - Port Scan Attack
2020-07-23 05:22:37
50.233.210.122 attack
Unauthorized connection attempt from IP address 50.233.210.122 on Port 445(SMB)
2020-07-23 05:30:40
101.53.249.33 attack
Unauthorized connection attempt from IP address 101.53.249.33 on Port 445(SMB)
2020-07-23 05:10:51
13.124.166.15 attackspam
Jul 22 19:38:10 scw-focused-cartwright sshd[10724]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=13.124.166.15
Jul 22 19:38:11 scw-focused-cartwright sshd[10724]: Failed password for invalid user asterisk from 13.124.166.15 port 50498 ssh2
2020-07-23 05:26:40
87.107.28.35 attack
leo_www
2020-07-23 05:26:00
5.58.138.104 attackspam
Unauthorized connection attempt from IP address 5.58.138.104 on Port 445(SMB)
2020-07-23 05:27:10
139.59.135.84 attackbots
Invalid user user from 139.59.135.84 port 56260
2020-07-23 05:27:52
82.23.130.6 attack
Automatic report - XMLRPC Attack
2020-07-23 05:28:57
106.13.175.211 attackspambots
(sshd) Failed SSH login from 106.13.175.211 (CN/China/-): 5 in the last 3600 secs
2020-07-23 05:10:34
180.101.153.104 attackspambots
Attempted connection to port 34737.
2020-07-23 05:07:35
64.57.253.25 attackbotsspam
Jul 22 22:45:21 ns382633 sshd\[1587\]: Invalid user sistemas from 64.57.253.25 port 56384
Jul 22 22:45:21 ns382633 sshd\[1587\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=64.57.253.25
Jul 22 22:45:22 ns382633 sshd\[1587\]: Failed password for invalid user sistemas from 64.57.253.25 port 56384 ssh2
Jul 22 22:57:44 ns382633 sshd\[3530\]: Invalid user register from 64.57.253.25 port 37690
Jul 22 22:57:44 ns382633 sshd\[3530\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=64.57.253.25
2020-07-23 05:26:18
61.186.64.172 attackspambots
spam (f2b h2)
2020-07-23 04:57:42
185.177.57.20 attack
Automatic report - Banned IP Access
2020-07-23 05:12:44
49.234.158.131 attackspambots
ssh intrusion attempt
2020-07-23 04:59:33

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