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: Russian Federation (the)

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 <<>> 5.139.76.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 23453
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;5.139.76.21.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025031200 1800 900 604800 86400

;; Query time: 14 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Wed Mar 12 21:53:10 CST 2025
;; MSG SIZE  rcvd: 104
Host info
21.76.139.5.in-addr.arpa domain name pointer 21.76.139.5.donpac.ru.
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

Non-authoritative answer:
21.76.139.5.in-addr.arpa	name = 21.76.139.5.donpac.ru.

Authoritative answers can be found from:
Related IP info:
Related comments:
IP Type Details Datetime
131.0.149.196 attack
DATE:2020-02-10 05:54:02, IP:131.0.149.196, PORT:telnet Telnet brute force auth on honeypot server (honey-neo-dc)
2020-02-10 16:20:58
14.232.208.247 attackbotsspam
20/2/9@23:54:01: FAIL: Alarm-Network address from=14.232.208.247
20/2/9@23:54:01: FAIL: Alarm-Network address from=14.232.208.247
...
2020-02-10 16:20:37
46.105.29.160 attack
Feb 10 09:40:06 SilenceServices sshd[13133]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=46.105.29.160
Feb 10 09:40:08 SilenceServices sshd[13133]: Failed password for invalid user yec from 46.105.29.160 port 33024 ssh2
Feb 10 09:43:00 SilenceServices sshd[14767]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=46.105.29.160
2020-02-10 16:47:37
223.25.99.37 attackspam
223.25.99.37 - - [10/Feb/2020:04:53:55 +0000] "POST /wp-login.php HTTP/1.1" 200 6409 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
223.25.99.37 - - [10/Feb/2020:04:53:58 +0000] "POST /xmlrpc.php HTTP/1.1" 200 403 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
...
2020-02-10 16:23:54
41.251.219.153 attack
Feb 10 12:31:38 areeb-Workstation sshd[30297]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=41.251.219.153 
Feb 10 12:31:40 areeb-Workstation sshd[30297]: Failed password for invalid user alex from 41.251.219.153 port 59901 ssh2
...
2020-02-10 16:40:44
82.102.106.187 attackspam
DATE:2020-02-10 05:52:23, IP:82.102.106.187, PORT:telnet Telnet brute force auth on honeypot server (epe-honey1-hq)
2020-02-10 16:44:36
14.29.214.34 attack
Feb  9 21:25:57 sachi sshd\[21476\]: Invalid user ntv from 14.29.214.34
Feb  9 21:25:57 sachi sshd\[21476\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=14.29.214.34
Feb  9 21:25:59 sachi sshd\[21476\]: Failed password for invalid user ntv from 14.29.214.34 port 55098 ssh2
Feb  9 21:30:18 sachi sshd\[21870\]: Invalid user mre from 14.29.214.34
Feb  9 21:30:18 sachi sshd\[21870\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=14.29.214.34
2020-02-10 16:51:27
62.219.214.43 attackspambots
Honeypot attack, port: 445, PTR: bzq-219-214-43.pop.bezeqint.net.
2020-02-10 16:52:34
14.99.45.26 attackbots
Unauthorized connection attempt from IP address 14.99.45.26 on Port 445(SMB)
2020-02-10 16:22:18
198.199.80.107 attackspam
st-nyc1-01 recorded 3 login violations from 198.199.80.107 and was blocked at 2020-02-10 08:13:11. 198.199.80.107 has been blocked on 31 previous occasions. 198.199.80.107's first attempt was recorded at 2020-02-09 16:21:37
2020-02-10 16:18:12
111.20.68.38 attackbots
SSH/22 MH Probe, BF, Hack -
2020-02-10 16:13:52
106.12.34.97 attackbots
Automatic report - SSH Brute-Force Attack
2020-02-10 16:34:13
169.61.64.13 attackbots
2020-02-10T02:03:06.8773021495-001 sshd[14731]: Invalid user yxf from 169.61.64.13 port 36934
2020-02-10T02:03:06.8805981495-001 sshd[14731]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=d.40.3da9.ip4.static.sl-reverse.com
2020-02-10T02:03:06.8773021495-001 sshd[14731]: Invalid user yxf from 169.61.64.13 port 36934
2020-02-10T02:03:09.1854161495-001 sshd[14731]: Failed password for invalid user yxf from 169.61.64.13 port 36934 ssh2
2020-02-10T02:05:12.5075661495-001 sshd[14861]: Invalid user eyd from 169.61.64.13 port 57070
2020-02-10T02:05:12.5178921495-001 sshd[14861]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=d.40.3da9.ip4.static.sl-reverse.com
2020-02-10T02:05:12.5075661495-001 sshd[14861]: Invalid user eyd from 169.61.64.13 port 57070
2020-02-10T02:05:14.4571141495-001 sshd[14861]: Failed password for invalid user eyd from 169.61.64.13 port 57070 ssh2
2020-02-10T02:07:14.7100241495-001 sshd[14
...
2020-02-10 16:12:41
58.56.33.221 attackbotsspam
Feb 10 08:51:44 sd-53420 sshd\[3730\]: Invalid user nbv from 58.56.33.221
Feb 10 08:51:44 sd-53420 sshd\[3730\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=58.56.33.221
Feb 10 08:51:46 sd-53420 sshd\[3730\]: Failed password for invalid user nbv from 58.56.33.221 port 51880 ssh2
Feb 10 08:54:55 sd-53420 sshd\[4022\]: Invalid user mot from 58.56.33.221
Feb 10 08:54:55 sd-53420 sshd\[4022\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=58.56.33.221
...
2020-02-10 16:23:06
192.241.234.225 attack
firewall-block, port(s): 34614/tcp
2020-02-10 16:38:08

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