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: China

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 <<>> 121.4.138.104
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 4536
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;121.4.138.104.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025020302 1800 900 604800 86400

;; Query time: 31 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Tue Feb 04 10:17:50 CST 2025
;; MSG SIZE  rcvd: 106
Host info
Host 104.138.4.121.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 104.138.4.121.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
168.0.219.23 attack
Unauthorized connection attempt from IP address 168.0.219.23 on Port 445(SMB)
2020-02-13 19:30:34
188.166.117.213 attack
Feb 13 07:41:03 ms-srv sshd[8050]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.166.117.213
Feb 13 07:41:05 ms-srv sshd[8050]: Failed password for invalid user math from 188.166.117.213 port 54700 ssh2
2020-02-13 19:24:51
2607:f298:5:100f::2de:63f6 attack
xmlrpc attack
2020-02-13 19:40:58
50.239.145.20 attack
1581574585 - 02/13/2020 07:16:25 Host: 50.239.145.20/50.239.145.20 Port: 445 TCP Blocked
2020-02-13 19:42:29
180.252.252.191 attack
Unauthorized connection attempt from IP address 180.252.252.191 on Port 445(SMB)
2020-02-13 19:32:14
115.159.235.17 attackspam
Feb 13 05:43:22 legacy sshd[22857]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=115.159.235.17
Feb 13 05:43:24 legacy sshd[22857]: Failed password for invalid user Jonny from 115.159.235.17 port 47932 ssh2
Feb 13 05:47:48 legacy sshd[23115]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=115.159.235.17
...
2020-02-13 18:58:58
46.182.19.49 attack
Feb 13 05:11:39 sigma sshd\[7686\]: Invalid user italia from 46.182.19.49Feb 13 05:11:40 sigma sshd\[7686\]: Failed password for invalid user italia from 46.182.19.49 port 39348 ssh2
...
2020-02-13 19:32:46
61.177.172.158 attack
2020-02-13T10:53:12.260098shield sshd\[26496\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.177.172.158  user=root
2020-02-13T10:53:14.534321shield sshd\[26496\]: Failed password for root from 61.177.172.158 port 35268 ssh2
2020-02-13T10:53:16.995408shield sshd\[26496\]: Failed password for root from 61.177.172.158 port 35268 ssh2
2020-02-13T10:53:19.203223shield sshd\[26496\]: Failed password for root from 61.177.172.158 port 35268 ssh2
2020-02-13T10:58:54.426899shield sshd\[26992\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.177.172.158  user=root
2020-02-13 19:17:39
123.206.51.192 attackspam
Automatic report - Banned IP Access
2020-02-13 19:02:01
128.199.95.163 attackspambots
Feb 12 21:38:09 home sshd[20743]: Invalid user dennisent from 128.199.95.163 port 35612
Feb 12 21:38:09 home sshd[20743]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.95.163
Feb 12 21:38:09 home sshd[20743]: Invalid user dennisent from 128.199.95.163 port 35612
Feb 12 21:38:12 home sshd[20743]: Failed password for invalid user dennisent from 128.199.95.163 port 35612 ssh2
Feb 12 21:42:18 home sshd[20762]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.95.163  user=root
Feb 12 21:42:19 home sshd[20762]: Failed password for root from 128.199.95.163 port 53176 ssh2
Feb 12 21:43:34 home sshd[20772]: Invalid user ritt from 128.199.95.163 port 36336
Feb 12 21:43:34 home sshd[20772]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.95.163
Feb 12 21:43:34 home sshd[20772]: Invalid user ritt from 128.199.95.163 port 36336
Feb 12 21:43:36 home sshd[20772]: Failed password fo
2020-02-13 19:04:46
101.205.152.175 attackspambots
unauthorized connection attempt
2020-02-13 19:20:29
185.176.27.254 attackspam
02/13/2020-06:32:43.227646 185.176.27.254 Protocol: 6 ET SCAN NMAP -sS window 1024
2020-02-13 19:34:10
14.233.125.57 attackspam
Unauthorized connection attempt from IP address 14.233.125.57 on Port 445(SMB)
2020-02-13 19:15:38
133.203.58.185 attackspam
Unauthorized connection attempt from IP address 133.203.58.185 on Port 445(SMB)
2020-02-13 19:38:13
112.78.4.147 attack
Automatically reported by fail2ban report script (mx1)
2020-02-13 18:55:26

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