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 <<>> 139.172.17.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 22898
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;139.172.17.21.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025040400 1800 900 604800 86400

;; Query time: 37 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Apr 04 17:59:00 CST 2025
;; MSG SIZE  rcvd: 106
Host info
Host 21.17.172.139.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 21.17.172.139.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
189.175.243.190 attackbots
fail2ban honeypot
2019-10-04 17:10:42
49.88.112.90 attackspambots
auto-add
2019-10-04 16:23:13
71.6.199.23 attackspambots
10/04/2019-02:41:49.604394 71.6.199.23 Protocol: 6 ET CINS Active Threat Intelligence Poor Reputation IP group 71
2019-10-04 16:28:52
92.118.160.25 attack
10/03/2019-23:53:02.651931 92.118.160.25 Protocol: 6 ET SCAN NMAP -sS window 1024
2019-10-04 16:55:21
216.170.126.122 attack
Sep 30 06:01:08 mxgate1 postfix/postscreen[3258]: CONNECT from [216.170.126.122]:64140 to [176.31.12.44]:25
Sep 30 06:01:08 mxgate1 postfix/dnsblog[3261]: addr 216.170.126.122 listed by domain zen.spamhaus.org as 127.0.0.4
Sep 30 06:01:08 mxgate1 postfix/dnsblog[3262]: addr 216.170.126.122 listed by domain cbl.abuseat.org as 127.0.0.2
Sep 30 06:01:08 mxgate1 postfix/dnsblog[3263]: addr 216.170.126.122 listed by domain ix.dnsbl.xxxxxx.net as 127.0.0.2
Sep 30 06:01:14 mxgate1 postfix/postscreen[3258]: DNSBL rank 4 for [216.170.126.122]:64140
Sep x@x
Sep 30 06:01:14 mxgate1 postfix/postscreen[3258]: DISCONNECT [216.170.126.122]:64140


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=216.170.126.122
2019-10-04 16:19:00
185.161.252.8 attackbots
[ 🧯 ] From bounce5@bomdescontosp.com.br Fri Oct 04 00:52:55 2019
 Received: from mail5.bomdescontosp.com.br ([185.161.252.8]:38798)
2019-10-04 16:58:24
93.87.28.158 attackspam
xmlrpc attack
2019-10-04 16:48:43
170.81.140.12 attackbots
Sep 30 08:49:28 our-server-hostname postfix/smtpd[19537]: connect from unknown[170.81.140.12]
Sep x@x
Sep x@x
Sep x@x
Sep 30 08:49:31 our-server-hostname postfix/smtpd[19537]: lost connection after RCPT from unknown[170.81.140.12]
Sep 30 08:49:31 our-server-hostname postfix/smtpd[19537]: disconnect from unknown[170.81.140.12]
Sep 30 09:14:38 our-server-hostname postfix/smtpd[19445]: connect from unknown[170.81.140.12]
Sep x@x
Sep 30 09:14:41 our-server-hostname postfix/smtpd[19445]: lost connection after RCPT from unknown[170.81.140.12]
Sep 30 09:14:41 our-server-hostname postfix/smtpd[19445]: disconnect from unknown[170.81.140.12]
Sep 30 12:55:01 our-server-hostname postfix/smtpd[12836]: connect from unknown[170.81.140.12]
Sep x@x
Sep x@x
Sep x@x
Sep x@x
Sep x@x
Sep x@x
Sep x@x
Sep x@x
Sep x@x
Sep x@x
Sep 30 12:55:07 our-server-hostname postfix/smtpd[12836]: lost connection after RCPT from unknown[170.81.140.12]
Sep 30 12:55:07 our-server-hostname postfix/smtpd[12836]:........
-------------------------------
2019-10-04 16:57:29
171.221.217.145 attackbots
Oct  4 06:48:31 www2 sshd\[34457\]: Invalid user p455w0rd2020 from 171.221.217.145Oct  4 06:48:33 www2 sshd\[34457\]: Failed password for invalid user p455w0rd2020 from 171.221.217.145 port 60421 ssh2Oct  4 06:53:30 www2 sshd\[35093\]: Invalid user d3bian2016 from 171.221.217.145
...
2019-10-04 16:33:10
178.140.96.145 attack
Oct  1 21:51:36 xb3 sshd[28018]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=broadband-178-140-96-145.ip.moscow.rt.ru  user=r.r
Oct  1 21:51:37 xb3 sshd[28018]: Failed password for r.r from 178.140.96.145 port 42896 ssh2
Oct  1 21:51:40 xb3 sshd[28018]: Failed password for r.r from 178.140.96.145 port 42896 ssh2
Oct  1 21:51:42 xb3 sshd[28018]: Failed password for r.r from 178.140.96.145 port 42896 ssh2
Oct  1 21:51:42 xb3 sshd[28018]: Disconnecting: Too many authentication failures for r.r from 178.140.96.145 port 42896 ssh2 [preauth]
Oct  1 21:51:42 xb3 sshd[28018]: PAM 2 more authentication failures; logname= uid=0 euid=0 tty=ssh ruser= rhost=broadband-178-140-96-145.ip.moscow.rt.ru  user=r.r
Oct  1 21:51:48 xb3 sshd[28229]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=broadband-178-140-96-145.ip.moscow.rt.ru  user=r.r
Oct  1 21:51:50 xb3 sshd[28229]: Failed password for r.r from 1........
-------------------------------
2019-10-04 16:35:19
207.154.234.102 attackbotsspam
Oct  3 18:20:35 tdfoods sshd\[8133\]: Invalid user Exotic@2017 from 207.154.234.102
Oct  3 18:20:35 tdfoods sshd\[8133\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=207.154.234.102
Oct  3 18:20:37 tdfoods sshd\[8133\]: Failed password for invalid user Exotic@2017 from 207.154.234.102 port 57350 ssh2
Oct  3 18:24:36 tdfoods sshd\[8475\]: Invalid user Caramel123 from 207.154.234.102
Oct  3 18:24:36 tdfoods sshd\[8475\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=207.154.234.102
2019-10-04 16:50:26
177.185.221.17 attackbots
Lines containing failures of 177.185.221.17
Sep 30 03:20:13 shared03 postfix/smtpd[6386]: connect from host-177-185-221-17.globonet.net.br[177.185.221.17]
Sep 30 03:20:49 shared03 policyd-spf[9456]: prepend Received-SPF: None (mailfrom) identhostnamey=mailfrom; client-ip=177.185.221.17; helo=host-177-185-221-17.globonet.net.br; envelope-from=x@x
Sep x@x
Sep x@x
Sep x@x
Sep x@x
Sep x@x
Sep 30 03:20:54 shared03 postfix/smtpd[6386]: lost connection after RCPT from host-177-185-221-17.globonet.net.br[177.185.221.17]
Sep 30 03:20:54 shared03 postfix/smtpd[6386]: disconnect from host-177-185-221-17.globonet.net.br[177.185.221.17] ehlo=1 mail=1 rcpt=0/5 commands=2/7


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=177.185.221.17
2019-10-04 16:22:40
51.77.146.153 attack
Oct  4 06:28:31 SilenceServices sshd[11685]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.77.146.153
Oct  4 06:28:33 SilenceServices sshd[11685]: Failed password for invalid user zxcvb12345 from 51.77.146.153 port 34238 ssh2
Oct  4 06:32:25 SilenceServices sshd[12739]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.77.146.153
2019-10-04 17:08:53
103.54.86.58 attackspam
Oct  1 15:44:37 our-server-hostname postfix/smtpd[6644]: connect from unknown[103.54.86.58]
Oct x@x
Oct x@x
Oct  1 15:44:40 our-server-hostname postfix/smtpd[6644]: lost connection after RCPT from unknown[103.54.86.58]
Oct  1 15:44:40 our-server-hostname postfix/smtpd[6644]: disconnect from unknown[103.54.86.58]
Oct  1 15:49:45 our-server-hostname postfix/smtpd[17701]: connect from unknown[103.54.86.58]
Oct x@x
Oct x@x
Oct x@x
Oct  1 15:49:52 our-server-hostname postfix/smtpd[17701]: lost connection after RCPT from unknown[103.54.86.58]
Oct  1 15:49:52 our-server-hostname postfix/smtpd[17701]: disconnect from unknown[103.54.86.58]
Oct  1 15:53:40 our-server-hostname postfix/smtpd[31252]: connect from unknown[103.54.86.58]
Oct x@x
Oct x@x
Oct x@x
Oct x@x
Oct x@x
Oct x@x
Oct x@x
Oct x@x
Oct x@x
Oct x@x


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=103.54.86.58
2019-10-04 16:47:24
103.119.230.249 attackspambots
[portscan] Port scan
2019-10-04 16:33:45

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