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 <<>> 104.21.8.103
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 9305
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.8.103.			IN	A

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

;; Query time: 26 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:59:24 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 103.8.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 103.8.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
203.57.71.114 attackbotsspam
May  5 06:31:41 ny01 sshd[12103]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=203.57.71.114
May  5 06:31:43 ny01 sshd[12103]: Failed password for invalid user pruebas from 203.57.71.114 port 34294 ssh2
May  5 06:35:45 ny01 sshd[12604]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=203.57.71.114
2020-05-05 19:07:09
156.96.113.102 attack
Scanning
2020-05-05 19:05:52
66.70.205.186 attack
2020-05-05T13:18:36.733846sd-86998 sshd[32577]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=downloads.falepleno.com.br  user=root
2020-05-05T13:18:38.542758sd-86998 sshd[32577]: Failed password for root from 66.70.205.186 port 39089 ssh2
2020-05-05T13:27:35.040653sd-86998 sshd[33928]: Invalid user confluence from 66.70.205.186 port 50081
2020-05-05T13:27:35.045947sd-86998 sshd[33928]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=downloads.falepleno.com.br
2020-05-05T13:27:35.040653sd-86998 sshd[33928]: Invalid user confluence from 66.70.205.186 port 50081
2020-05-05T13:27:37.516485sd-86998 sshd[33928]: Failed password for invalid user confluence from 66.70.205.186 port 50081 ssh2
...
2020-05-05 19:29:20
167.71.204.136 attackbotsspam
20 attempts against mh-ssh on boat
2020-05-05 19:28:25
185.103.51.85 attack
$f2bV_matches
2020-05-05 19:14:43
139.59.85.120 attackbotsspam
May  5 13:21:03 ift sshd\[35076\]: Invalid user salvador from 139.59.85.120May  5 13:21:04 ift sshd\[35076\]: Failed password for invalid user salvador from 139.59.85.120 port 43106 ssh2May  5 13:25:19 ift sshd\[35548\]: Failed password for root from 139.59.85.120 port 48129 ssh2May  5 13:29:56 ift sshd\[36149\]: Invalid user pc from 139.59.85.120May  5 13:29:57 ift sshd\[36149\]: Failed password for invalid user pc from 139.59.85.120 port 53164 ssh2
...
2020-05-05 19:25:28
156.96.45.174 attackspambots
Automatic report - Banned IP Access
2020-05-05 19:28:45
110.164.131.74 attack
May  5 12:22:16 vpn01 sshd[28194]: Failed password for www-data from 110.164.131.74 port 58728 ssh2
...
2020-05-05 19:29:00
80.255.130.197 attackspambots
May  5 11:20:38 electroncash sshd[37189]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.255.130.197 
May  5 11:20:38 electroncash sshd[37189]: Invalid user future from 80.255.130.197 port 35710
May  5 11:20:40 electroncash sshd[37189]: Failed password for invalid user future from 80.255.130.197 port 35710 ssh2
May  5 11:21:54 electroncash sshd[37526]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.255.130.197  user=root
May  5 11:21:57 electroncash sshd[37526]: Failed password for root from 80.255.130.197 port 43762 ssh2
...
2020-05-05 18:57:34
46.164.143.82 attackspambots
May  5 13:11:58 home sshd[6561]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=46.164.143.82
May  5 13:12:00 home sshd[6561]: Failed password for invalid user milling from 46.164.143.82 port 33804 ssh2
May  5 13:19:31 home sshd[7709]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=46.164.143.82
...
2020-05-05 19:22:21
41.249.250.209 attack
May  5 11:27:58 * sshd[20809]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=41.249.250.209
May  5 11:28:00 * sshd[20809]: Failed password for invalid user sysadmin from 41.249.250.209 port 33240 ssh2
2020-05-05 19:17:48
106.53.12.243 attackspam
Brute-force attempt banned
2020-05-05 19:12:53
186.147.160.189 attackbots
May  5 13:15:55 vpn01 sshd[29461]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=186.147.160.189
May  5 13:15:57 vpn01 sshd[29461]: Failed password for invalid user lauren from 186.147.160.189 port 58876 ssh2
...
2020-05-05 19:35:10
95.217.38.179 attackbotsspam
May  5 06:35:31 bilbo sshd[2596]: Invalid user admin from 95.217.38.179
May  5 06:36:08 bilbo sshd[2837]: User root from static.179.38.217.95.clients.your-server.de not allowed because not listed in AllowUsers
May  5 06:36:45 bilbo sshd[2872]: User root from static.179.38.217.95.clients.your-server.de not allowed because not listed in AllowUsers
May  5 06:37:24 bilbo sshd[3027]: User root from static.179.38.217.95.clients.your-server.de not allowed because not listed in AllowUsers
...
2020-05-05 19:32:00
216.68.91.104 attack
May  5 11:19:31 nextcloud sshd\[6590\]: Invalid user ftpadmin2 from 216.68.91.104
May  5 11:19:31 nextcloud sshd\[6590\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=216.68.91.104
May  5 11:19:33 nextcloud sshd\[6590\]: Failed password for invalid user ftpadmin2 from 216.68.91.104 port 60460 ssh2
2020-05-05 19:25:04

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