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 <<>> 104.21.56.172
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 55074
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.56.172.			IN	A

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

;; Query time: 64 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 10:13:42 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 172.56.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 172.56.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
177.141.198.149 attackspam
$f2bV_matches
2019-07-02 20:06:33
1.247.163.245 attackbotsspam
23/tcp
[2019-07-02]1pkt
2019-07-02 20:18:11
80.52.199.93 attack
Triggered by Fail2Ban
2019-07-02 20:34:53
92.222.181.159 attackspam
2019-07-02T09:07:51.547793lon01.zurich-datacenter.net sshd\[6873\]: Invalid user mz from 92.222.181.159 port 35407
2019-07-02T09:07:51.553469lon01.zurich-datacenter.net sshd\[6873\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.ip-92-222-181.eu
2019-07-02T09:07:52.998813lon01.zurich-datacenter.net sshd\[6873\]: Failed password for invalid user mz from 92.222.181.159 port 35407 ssh2
2019-07-02T09:11:16.690075lon01.zurich-datacenter.net sshd\[6952\]: Invalid user owen from 92.222.181.159 port 55393
2019-07-02T09:11:16.696349lon01.zurich-datacenter.net sshd\[6952\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.ip-92-222-181.eu
...
2019-07-02 20:24:43
179.228.60.60 attackbotsspam
8080/tcp
[2019-07-02]1pkt
2019-07-02 20:12:00
61.41.159.29 attackbots
Jul  2 11:01:49 MK-Soft-VM4 sshd\[550\]: Invalid user renata from 61.41.159.29 port 43800
Jul  2 11:01:49 MK-Soft-VM4 sshd\[550\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.41.159.29
Jul  2 11:01:50 MK-Soft-VM4 sshd\[550\]: Failed password for invalid user renata from 61.41.159.29 port 43800 ssh2
...
2019-07-02 20:16:36
134.209.181.176 attack
[portscan] tcp/22 [SSH]
[scan/connect: 2 time(s)]
*(RWIN=65535)(07021037)
2019-07-02 20:40:44
114.43.217.120 attack
23/tcp
[2019-07-02]1pkt
2019-07-02 20:32:56
147.135.244.25 attackbotsspam
Jul  2 14:01:21 v22018076622670303 sshd\[21441\]: Invalid user ernestine from 147.135.244.25 port 41910
Jul  2 14:01:21 v22018076622670303 sshd\[21441\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=147.135.244.25
Jul  2 14:01:23 v22018076622670303 sshd\[21441\]: Failed password for invalid user ernestine from 147.135.244.25 port 41910 ssh2
...
2019-07-02 20:15:39
103.243.114.58 attackbotsspam
445/tcp 445/tcp
[2019-07-01/02]2pkt
2019-07-02 20:33:28
51.254.58.226 attackbotsspam
Jul  2 09:31:31 mail postfix/smtpd\[7138\]: warning: unknown\[51.254.58.226\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Jul  2 09:31:55 mail postfix/smtpd\[7357\]: warning: unknown\[51.254.58.226\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Jul  2 09:45:39 mail postfix/smtpd\[7666\]: warning: unknown\[51.254.58.226\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Jul  2 10:27:58 mail postfix/smtpd\[8834\]: warning: unknown\[51.254.58.226\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
2019-07-02 20:14:35
118.163.199.180 attackbotsspam
Jan 16 13:03:10 motanud sshd\[15187\]: Invalid user my from 118.163.199.180 port 54304
Jan 16 13:03:10 motanud sshd\[15187\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.163.199.180
Jan 16 13:03:11 motanud sshd\[15187\]: Failed password for invalid user my from 118.163.199.180 port 54304 ssh2
2019-07-02 20:17:55
193.213.152.118 attackspam
SSH Bruteforce
2019-07-02 20:08:16
178.62.28.79 attack
Jan 14 23:35:49 motanud sshd\[31880\]: Invalid user manas from 178.62.28.79 port 36948
Jan 14 23:35:49 motanud sshd\[31880\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.62.28.79
Jan 14 23:35:51 motanud sshd\[31880\]: Failed password for invalid user manas from 178.62.28.79 port 36948 ssh2
2019-07-02 20:17:09
154.237.98.203 attack
23/tcp
[2019-07-02]1pkt
2019-07-02 19:55:40

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