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 <<>> 104.21.235.56
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 33491
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.235.56.			IN	A

;; AUTHORITY SECTION:
.			451	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021602 1800 900 604800 86400

;; Query time: 74 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 08:55:26 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 56.235.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 56.235.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
187.174.219.142 attackspam
Invalid user znc from 187.174.219.142 port 53062
2020-02-20 21:18:06
218.92.0.148 attack
Feb 20 14:30:23 ns3042688 sshd\[20109\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.148  user=root
Feb 20 14:30:26 ns3042688 sshd\[20109\]: Failed password for root from 218.92.0.148 port 22849 ssh2
Feb 20 14:30:29 ns3042688 sshd\[20109\]: Failed password for root from 218.92.0.148 port 22849 ssh2
Feb 20 14:30:32 ns3042688 sshd\[20109\]: Failed password for root from 218.92.0.148 port 22849 ssh2
Feb 20 14:30:35 ns3042688 sshd\[20109\]: Failed password for root from 218.92.0.148 port 22849 ssh2
...
2020-02-20 21:38:30
45.79.50.204 attackbots
Honeypot attack, port: 445, PTR: li1149-204.members.linode.com.
2020-02-20 21:19:42
200.89.178.139 attackbots
Feb 20 13:28:13 l03 sshd[2288]: Invalid user user3 from 200.89.178.139 port 40978
2020-02-20 21:43:31
174.238.137.240 attackspambots
Brute forcing email accounts
2020-02-20 21:33:11
45.133.99.2 attackbotsspam
2020-02-20 14:30:08 dovecot_login authenticator failed for \(\[45.133.99.2\]\) \[45.133.99.2\]: 535 Incorrect authentication data \(set_id=hostmaster@nopcommerce.it\)
2020-02-20 14:30:17 dovecot_login authenticator failed for \(\[45.133.99.2\]\) \[45.133.99.2\]: 535 Incorrect authentication data
2020-02-20 14:30:27 dovecot_login authenticator failed for \(\[45.133.99.2\]\) \[45.133.99.2\]: 535 Incorrect authentication data
2020-02-20 14:30:32 dovecot_login authenticator failed for \(\[45.133.99.2\]\) \[45.133.99.2\]: 535 Incorrect authentication data
2020-02-20 14:30:45 dovecot_login authenticator failed for \(\[45.133.99.2\]\) \[45.133.99.2\]: 535 Incorrect authentication data
2020-02-20 21:39:00
42.114.12.119 attackbots
20/2/19@23:48:09: FAIL: Alarm-Network address from=42.114.12.119
20/2/19@23:48:09: FAIL: Alarm-Network address from=42.114.12.119
...
2020-02-20 21:32:02
187.122.101.24 attackbotsspam
Feb 20 10:14:44 ws24vmsma01 sshd[211277]: Failed password for daemon from 187.122.101.24 port 46607 ssh2
...
2020-02-20 21:35:04
14.188.168.109 attackbotsspam
Unauthorized connection attempt from IP address 14.188.168.109 on Port 445(SMB)
2020-02-20 21:52:35
186.5.36.99 attack
20/2/20@08:30:31: FAIL: IoT-Telnet address from=186.5.36.99
...
2020-02-20 21:47:36
60.250.159.53 attackbotsspam
Unauthorized connection attempt from IP address 60.250.159.53 on Port 445(SMB)
2020-02-20 21:21:00
80.82.77.212 attackspam
" "
2020-02-20 21:53:35
171.224.177.188 attackbotsspam
Unauthorized connection attempt from IP address 171.224.177.188 on Port 445(SMB)
2020-02-20 21:52:54
200.108.131.11 attackbotsspam
Unauthorized connection attempt from IP address 200.108.131.11 on Port 445(SMB)
2020-02-20 21:36:13
122.129.85.251 attack
Unauthorized connection attempt from IP address 122.129.85.251 on Port 445(SMB)
2020-02-20 21:45:52

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