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: Germany

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 <<>> 139.4.125.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 27113
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;139.4.125.21.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025021400 1800 900 604800 86400

;; Query time: 39 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 14 18:26:42 CST 2025
;; MSG SIZE  rcvd: 105
Host info
Host 21.125.4.139.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 21.125.4.139.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
91.237.125.242 attackspam
Unauthorized connection attempt from IP address 91.237.125.242 on Port 445(SMB)
2020-09-21 14:51:26
180.93.162.163 attackspam
 TCP (SYN) 180.93.162.163:35394 -> port 23, len 44
2020-09-21 15:05:25
128.136.63.220 attackbotsspam
spam (f2b h1)
2020-09-21 15:12:55
115.20.154.2 attack
2020-09-20T17:01:23.607743Z 072b560c2df3 New connection: 115.20.154.2:6891 (172.17.0.5:2222) [session: 072b560c2df3]
2020-09-20T17:01:23.609087Z 29060788f68f New connection: 115.20.154.2:6932 (172.17.0.5:2222) [session: 29060788f68f]
2020-09-21 15:04:29
189.212.118.206 attack
Automatic report - Port Scan Attack
2020-09-21 15:08:59
74.120.14.35 attackbotsspam
2020-09-21 08:40:36 wonderland sendmail[2052]: 08L6eUID002052: scanner-06.ch1.censys-scanner.com [74.120.14.35] did not issue MAIL/EXPN/VRFY/ETRN during connection to MTA
2020-09-21 15:04:48
36.224.53.208 attackspam
Unauthorised access (Sep 20) SRC=36.224.53.208 LEN=48 TTL=109 ID=30911 DF TCP DPT=445 WINDOW=8192 SYN
2020-09-21 15:08:13
138.197.19.166 attack
'Fail2Ban'
2020-09-21 14:48:38
222.186.173.142 attack
Sep 21 08:04:38 mavik sshd[10195]: Failed password for root from 222.186.173.142 port 53794 ssh2
Sep 21 08:04:41 mavik sshd[10195]: Failed password for root from 222.186.173.142 port 53794 ssh2
Sep 21 08:04:45 mavik sshd[10195]: Failed password for root from 222.186.173.142 port 53794 ssh2
Sep 21 08:04:49 mavik sshd[10195]: Failed password for root from 222.186.173.142 port 53794 ssh2
Sep 21 08:04:53 mavik sshd[10195]: Failed password for root from 222.186.173.142 port 53794 ssh2
...
2020-09-21 15:08:31
103.114.105.83 attack
Sep 21 00:22:14 zeus postfix/smtpd[10932]: warning: unknown[103.114.105.83]: SASL LOGIN authentication failed: authentication failure
Sep 21 02:15:18 zeus postfix/smtpd[1213]: warning: unknown[103.114.105.83]: SASL LOGIN authentication failed: authentication failure
Sep 21 04:09:06 zeus postfix/smtpd[26473]: warning: unknown[103.114.105.83]: SASL LOGIN authentication failed: authentication failure
...
2020-09-21 14:41:10
119.45.206.87 attackspam
Sep 21 08:25:03 host1 sshd[367955]: Invalid user myroot from 119.45.206.87 port 41312
Sep 21 08:25:04 host1 sshd[367955]: Failed password for invalid user myroot from 119.45.206.87 port 41312 ssh2
Sep 21 08:25:03 host1 sshd[367955]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.45.206.87 
Sep 21 08:25:03 host1 sshd[367955]: Invalid user myroot from 119.45.206.87 port 41312
Sep 21 08:25:04 host1 sshd[367955]: Failed password for invalid user myroot from 119.45.206.87 port 41312 ssh2
...
2020-09-21 14:59:59
210.114.17.198 attack
Sep 21 01:44:03 master sshd[30710]: Failed password for invalid user wwwrun from 210.114.17.198 port 51840 ssh2
Sep 21 01:56:51 master sshd[30760]: Failed password for invalid user alex from 210.114.17.198 port 46450 ssh2
2020-09-21 14:38:11
59.151.43.20 attack
Port scan denied
2020-09-21 14:45:11
223.16.221.46 attackspam
Sep 20 16:00:52 roki-contabo sshd\[24601\]: Invalid user nagios from 223.16.221.46
Sep 20 16:00:52 roki-contabo sshd\[24601\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=223.16.221.46
Sep 20 16:00:54 roki-contabo sshd\[24601\]: Failed password for invalid user nagios from 223.16.221.46 port 41619 ssh2
Sep 20 19:01:22 roki-contabo sshd\[26183\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=223.16.221.46  user=root
Sep 20 19:01:24 roki-contabo sshd\[26183\]: Failed password for root from 223.16.221.46 port 59779 ssh2
...
2020-09-21 14:59:00
212.156.92.82 attackspam
Unauthorized connection attempt from IP address 212.156.92.82 on Port 445(SMB)
2020-09-21 14:54:12

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