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 <<>> 104.21.45.123
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 20947
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.45.123.			IN	A

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

;; Query time: 61 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 22:38:06 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 123.45.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 123.45.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
186.237.53.198 attackspam
Brute forcing RDP port 3389
2019-09-02 05:15:20
119.235.2.165 attack
Unauthorized connection attempt from IP address 119.235.2.165 on Port 445(SMB)
2019-09-02 05:47:31
181.176.185.210 attackspambots
Unauthorized connection attempt from IP address 181.176.185.210 on Port 445(SMB)
2019-09-02 05:19:55
62.94.206.57 attackspam
Sep  1 21:11:35 hb sshd\[26042\]: Invalid user acacia from 62.94.206.57
Sep  1 21:11:35 hb sshd\[26042\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=ip-206-57.sn1.clouditalia.com
Sep  1 21:11:36 hb sshd\[26042\]: Failed password for invalid user acacia from 62.94.206.57 port 40506 ssh2
Sep  1 21:16:20 hb sshd\[26393\]: Invalid user nexus from 62.94.206.57
Sep  1 21:16:20 hb sshd\[26393\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=ip-206-57.sn1.clouditalia.com
2019-09-02 05:32:35
85.172.122.66 attackspambots
Unauthorized connection attempt from IP address 85.172.122.66 on Port 445(SMB)
2019-09-02 05:15:42
182.72.31.173 attack
Unauthorized connection attempt from IP address 182.72.31.173 on Port 445(SMB)
2019-09-02 05:44:50
95.170.205.151 attackspam
Sep  1 09:58:57 aiointranet sshd\[23489\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=95.170.205.151  user=root
Sep  1 09:59:00 aiointranet sshd\[23489\]: Failed password for root from 95.170.205.151 port 63086 ssh2
Sep  1 10:03:40 aiointranet sshd\[23870\]: Invalid user victorien from 95.170.205.151
Sep  1 10:03:40 aiointranet sshd\[23870\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=95.170.205.151
Sep  1 10:03:42 aiointranet sshd\[23870\]: Failed password for invalid user victorien from 95.170.205.151 port 7809 ssh2
2019-09-02 06:02:33
54.38.33.186 attackbots
"Fail2Ban detected SSH brute force attempt"
2019-09-02 05:28:18
1.179.177.233 attackspam
Unauthorized connection attempt from IP address 1.179.177.233 on Port 445(SMB)
2019-09-02 05:46:42
5.150.254.21 attack
Sep  1 11:50:47 lcdev sshd\[29654\]: Invalid user ncuser from 5.150.254.21
Sep  1 11:50:47 lcdev sshd\[29654\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=5.150.254.21
Sep  1 11:50:48 lcdev sshd\[29654\]: Failed password for invalid user ncuser from 5.150.254.21 port 38468 ssh2
Sep  1 11:55:28 lcdev sshd\[30088\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=5.150.254.21  user=root
Sep  1 11:55:30 lcdev sshd\[30088\]: Failed password for root from 5.150.254.21 port 54320 ssh2
2019-09-02 05:57:28
139.59.247.114 attack
Sep  1 11:11:05 wbs sshd\[19516\]: Invalid user cl from 139.59.247.114
Sep  1 11:11:05 wbs sshd\[19516\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.59.247.114
Sep  1 11:11:06 wbs sshd\[19516\]: Failed password for invalid user cl from 139.59.247.114 port 34930 ssh2
Sep  1 11:15:57 wbs sshd\[19947\]: Invalid user test1 from 139.59.247.114
Sep  1 11:15:57 wbs sshd\[19947\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.59.247.114
2019-09-02 05:30:34
49.146.44.143 attack
Unauthorized connection attempt from IP address 49.146.44.143 on Port 445(SMB)
2019-09-02 05:34:42
183.89.92.198 attackbots
Unauthorized connection attempt from IP address 183.89.92.198 on Port 445(SMB)
2019-09-02 05:13:55
211.148.135.196 attackspambots
Sep  1 22:49:48 dev sshd\[32400\]: Invalid user test1 from 211.148.135.196 port 54849
Sep  1 22:49:48 dev sshd\[32400\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=211.148.135.196
Sep  1 22:49:50 dev sshd\[32400\]: Failed password for invalid user test1 from 211.148.135.196 port 54849 ssh2
2019-09-02 05:17:31
134.209.96.136 attack
Repeated brute force against a port
2019-09-02 05:26:56

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