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 <<>> 104.21.72.100
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 45012
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.72.100.			IN	A

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

;; Query time: 60 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 10:18:30 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 100.72.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 100.72.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
125.141.56.117 attackbots
Aug 20 07:22:02 vps647732 sshd[8135]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=125.141.56.117
Aug 20 07:22:04 vps647732 sshd[8135]: Failed password for invalid user demo from 125.141.56.117 port 34836 ssh2
...
2020-08-20 13:33:55
217.171.147.164 attackbotsspam
Automatic report - Banned IP Access
2020-08-20 13:35:20
159.65.154.48 attack
" "
2020-08-20 13:53:59
5.188.84.226 attackbots
Malformed Query strings (403)
2020-08-20 13:54:21
119.45.40.87 attack
Invalid user exp from 119.45.40.87 port 53526
2020-08-20 13:56:38
217.182.192.217 attackbots
Aug 20 02:25:45 firewall sshd[19056]: Invalid user admin from 217.182.192.217
Aug 20 02:25:48 firewall sshd[19056]: Failed password for invalid user admin from 217.182.192.217 port 43264 ssh2
Aug 20 02:25:51 firewall sshd[19058]: Invalid user admin from 217.182.192.217
...
2020-08-20 13:46:20
222.186.42.7 attackbots
2020-08-20T08:26:55.170518lavrinenko.info sshd[25664]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.42.7  user=root
2020-08-20T08:26:57.203751lavrinenko.info sshd[25664]: Failed password for root from 222.186.42.7 port 10488 ssh2
2020-08-20T08:26:55.170518lavrinenko.info sshd[25664]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.42.7  user=root
2020-08-20T08:26:57.203751lavrinenko.info sshd[25664]: Failed password for root from 222.186.42.7 port 10488 ssh2
2020-08-20T08:27:01.575776lavrinenko.info sshd[25664]: Failed password for root from 222.186.42.7 port 10488 ssh2
...
2020-08-20 13:37:27
157.100.33.91 attack
Invalid user b from 157.100.33.91 port 45706
2020-08-20 13:38:58
212.70.149.4 attackbots
2020-08-20 07:47:10 dovecot_login authenticator failed for \(User\) \[212.70.149.4\]: 535 Incorrect authentication data \(set_id=ur@no-server.de\)
2020-08-20 07:48:38 dovecot_login authenticator failed for \(User\) \[212.70.149.4\]: 535 Incorrect authentication data \(set_id=tag@no-server.de\)
2020-08-20 07:50:16 dovecot_login authenticator failed for \(User\) \[212.70.149.4\]: 535 Incorrect authentication data \(set_id=tag@no-server.de\)
2020-08-20 07:50:27 dovecot_login authenticator failed for \(User\) \[212.70.149.4\]: 535 Incorrect authentication data \(set_id=tag@no-server.de\)
2020-08-20 07:50:33 dovecot_login authenticator failed for \(User\) \[212.70.149.4\]: 535 Incorrect authentication data \(set_id=tag@no-server.de\)
...
2020-08-20 13:56:11
138.68.81.162 attack
 TCP (SYN) 138.68.81.162:52267 -> port 17084, len 44
2020-08-20 13:44:17
222.186.173.142 attackspambots
Aug 20 07:53:22 ip106 sshd[2096]: Failed password for root from 222.186.173.142 port 45110 ssh2
Aug 20 07:53:27 ip106 sshd[2096]: Failed password for root from 222.186.173.142 port 45110 ssh2
...
2020-08-20 13:54:51
179.104.37.33 attackbots
Automatic report - Port Scan Attack
2020-08-20 13:35:45
51.178.138.1 attackbotsspam
Automatic report BANNED IP
2020-08-20 13:52:10
195.204.16.82 attackspambots
Aug 20 07:38:06 *hidden* sshd[20309]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=195.204.16.82 user=root Aug 20 07:38:08 *hidden* sshd[20309]: Failed password for *hidden* from 195.204.16.82 port 38704 ssh2 Aug 20 07:41:58 *hidden* sshd[20785]: Invalid user cvsroot from 195.204.16.82 port 47678
2020-08-20 13:50:44
112.85.42.176 attack
2020-08-20T08:22:16.320786afi-git.jinr.ru sshd[10006]: Failed password for root from 112.85.42.176 port 35030 ssh2
2020-08-20T08:22:19.602337afi-git.jinr.ru sshd[10006]: Failed password for root from 112.85.42.176 port 35030 ssh2
2020-08-20T08:22:22.480632afi-git.jinr.ru sshd[10006]: Failed password for root from 112.85.42.176 port 35030 ssh2
2020-08-20T08:22:22.480780afi-git.jinr.ru sshd[10006]: error: maximum authentication attempts exceeded for root from 112.85.42.176 port 35030 ssh2 [preauth]
2020-08-20T08:22:22.480793afi-git.jinr.ru sshd[10006]: Disconnecting: Too many authentication failures [preauth]
...
2020-08-20 13:32:54

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