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 <<>> 104.21.57.85
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 41363
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.57.85.			IN	A

;; AUTHORITY SECTION:
.			331	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021700 1800 900 604800 86400

;; Query time: 16 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 00:36:25 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 85.57.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 85.57.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
144.217.95.97 attack
Invalid user vbu from 144.217.95.97 port 55522
2020-05-23 18:56:17
112.35.57.139 attackbots
May 23 09:56:53 melroy-server sshd[17711]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.35.57.139 
May 23 09:56:55 melroy-server sshd[17711]: Failed password for invalid user emc from 112.35.57.139 port 35926 ssh2
...
2020-05-23 19:06:16
46.243.223.74 attackspambots
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2020-05-23 19:23:48
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May 23 09:54:27 h2779839 sshd[3079]: Invalid user dongtingting from 134.209.178.175 port 33530
May 23 09:54:27 h2779839 sshd[3079]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.178.175
May 23 09:54:27 h2779839 sshd[3079]: Invalid user dongtingting from 134.209.178.175 port 33530
May 23 09:54:29 h2779839 sshd[3079]: Failed password for invalid user dongtingting from 134.209.178.175 port 33530 ssh2
May 23 09:58:03 h2779839 sshd[3167]: Invalid user jwu from 134.209.178.175 port 40018
May 23 09:58:03 h2779839 sshd[3167]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.178.175
May 23 09:58:03 h2779839 sshd[3167]: Invalid user jwu from 134.209.178.175 port 40018
May 23 09:58:05 h2779839 sshd[3167]: Failed password for invalid user jwu from 134.209.178.175 port 40018 ssh2
May 23 10:01:41 h2779839 sshd[3243]: Invalid user fxl from 134.209.178.175 port 46512
...
2020-05-23 18:59:06
122.116.174.239 attackbotsspam
May 23 12:37:45 ns41 sshd[22608]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.116.174.239
May 23 12:37:45 ns41 sshd[22608]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.116.174.239
2020-05-23 19:02:27
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2020-05-23 19:01:20
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2020-05-23 19:12:48
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2020-05-23 19:06:56
152.136.36.250 attackspam
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2020-05-23 18:54:24
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2020-05-23 19:26:19
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2020-05-23 19:32:16
151.255.11.76 attackspam
Invalid user service from 151.255.11.76 port 3244
2020-05-23 18:55:24
51.68.174.177 attackspambots
2020-05-23T04:32:37.325955linuxbox-skyline sshd[17563]: Invalid user von from 51.68.174.177 port 53394
...
2020-05-23 19:21:21
49.247.198.97 attack
Invalid user pqz from 49.247.198.97 port 58164
2020-05-23 19:21:41
106.13.215.17 attackspambots
$f2bV_matches
2020-05-23 19:10:48

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