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 <<>> 104.21.40.91
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 12710
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.40.91.			IN	A

;; AUTHORITY SECTION:
.			330	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021702 1800 900 604800 86400

;; Query time: 16 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 10:09:43 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 91.40.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 91.40.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
218.92.0.138 attackbots
"fail2ban match"
2020-09-03 01:14:25
47.50.158.234 attack
47.50.158.234 (US/United States/047-050-158-234.biz.spectrum.com), 4 distributed sshd attacks on account [admin] in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_DISTATTACK; Logs: Sep  1 12:43:30 internal2 sshd[26833]: Invalid user admin from 47.50.158.234 port 49186
Sep  1 12:42:34 internal2 sshd[26169]: Invalid user admin from 69.123.199.82 port 47535
Sep  1 12:42:34 internal2 sshd[26179]: Invalid user admin from 69.123.199.82 port 47552
Sep  1 12:42:36 internal2 sshd[26190]: Invalid user admin from 69.123.199.82 port 47563

IP Addresses Blocked:
2020-09-03 01:33:49
27.147.204.7 attackspambots
"XSS Attack Detected via libinjection - Matched Data: XSS data found within ARGS_NAMES:
2020-09-03 00:54:17
157.230.27.30 attack
157.230.27.30 - - [02/Sep/2020:13:59:17 +0200] "GET /wp-login.php HTTP/1.1" 200 8796 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
157.230.27.30 - - [02/Sep/2020:13:59:20 +0200] "POST /wp-login.php HTTP/1.1" 200 9047 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
157.230.27.30 - - [02/Sep/2020:13:59:22 +0200] "POST /xmlrpc.php HTTP/1.1" 200 427 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
2020-09-03 01:28:52
52.156.169.35 attackspambots
(smtpauth) Failed SMTP AUTH login from 52.156.169.35 (AU/Australia/-): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: 2020-09-02 22:06:20 login authenticator failed for (ADMIN) [52.156.169.35]: 535 Incorrect authentication data (set_id=phtd@toliddaru.ir)
2020-09-03 01:39:33
37.139.23.222 attack
Sep  3 00:55:13 NG-HHDC-SVS-001 sshd[31993]: Invalid user steam from 37.139.23.222
...
2020-09-03 01:13:31
60.191.20.213 attackspam
Honeypot hit: [2020-09-02 01:58:47 +0300] Connected from 60.191.20.213 to (HoneypotIP):993
2020-09-03 00:59:04
88.247.38.94 attackspam
"XSS Attack Detected via libinjection - Matched Data: XSS data found within ARGS_NAMES:
2020-09-03 01:38:16
161.35.207.11 attackspam
Sep  3 00:24:13 webhost01 sshd[31531]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=161.35.207.11
Sep  3 00:24:15 webhost01 sshd[31531]: Failed password for invalid user yhlee from 161.35.207.11 port 54876 ssh2
...
2020-09-03 01:33:29
186.46.128.174 attackbots
"XSS Attack Detected via libinjection - Matched Data: XSS data found within ARGS_NAMES:
2020-09-03 01:33:13
200.71.190.205 attackbots
 TCP (SYN) 200.71.190.205:53965 -> port 1433, len 48
2020-09-03 00:57:57
218.92.0.168 attackbots
[MK-VM1] SSH login failed
2020-09-03 01:12:31
112.85.42.174 attackbots
Sep  2 19:23:50 minden010 sshd[29686]: Failed password for root from 112.85.42.174 port 31723 ssh2
Sep  2 19:24:00 minden010 sshd[29686]: Failed password for root from 112.85.42.174 port 31723 ssh2
Sep  2 19:24:03 minden010 sshd[29686]: Failed password for root from 112.85.42.174 port 31723 ssh2
Sep  2 19:24:03 minden010 sshd[29686]: error: maximum authentication attempts exceeded for root from 112.85.42.174 port 31723 ssh2 [preauth]
...
2020-09-03 01:37:14
8.209.115.30 attackbotsspam
a
2020-09-03 01:36:13
177.8.174.3 attack
"XSS Attack Detected via libinjection - Matched Data: XSS data found within ARGS_NAMES:
2020-09-03 01:02:19

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