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 of America (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 <<>> 21.231.139.55
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 36921
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;21.231.139.55.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025020500 1800 900 604800 86400

;; Query time: 34 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Wed Feb 05 23:09:49 CST 2025
;; MSG SIZE  rcvd: 106
Host info
Host 55.139.231.21.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 55.139.231.21.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
144.217.85.4 attack
Aug 13 17:17:01 gw1 sshd[8454]: Failed password for root from 144.217.85.4 port 57538 ssh2
...
2020-08-13 20:29:41
27.29.172.66 attackspam
Email rejected due to spam filtering
2020-08-13 20:43:10
109.73.12.36 attackspam
Aug 13 08:12:11 NPSTNNYC01T sshd[21362]: Failed password for root from 109.73.12.36 port 51446 ssh2
Aug 13 08:16:32 NPSTNNYC01T sshd[21804]: Failed password for root from 109.73.12.36 port 50434 ssh2
...
2020-08-13 20:27:55
122.163.196.102 attackbotsspam
Aug 13 14:03:12 mxgate1 postfix/postscreen[24605]: CONNECT from [122.163.196.102]:47259 to [176.31.12.44]:25
Aug 13 14:03:12 mxgate1 postfix/dnsblog[24609]: addr 122.163.196.102 listed by domain cbl.abuseat.org as 127.0.0.2
Aug 13 14:03:13 mxgate1 postfix/dnsblog[24606]: addr 122.163.196.102 listed by domain zen.spamhaus.org as 127.0.0.10
Aug 13 14:03:13 mxgate1 postfix/dnsblog[24606]: addr 122.163.196.102 listed by domain zen.spamhaus.org as 127.0.0.4
Aug 13 14:03:13 mxgate1 postfix/dnsblog[24607]: addr 122.163.196.102 listed by domain b.barracudacentral.org as 127.0.0.2
Aug 13 14:03:18 mxgate1 postfix/postscreen[24605]: DNSBL rank 4 for [122.163.196.102]:47259
Aug x@x
Aug 13 14:03:20 mxgate1 postfix/postscreen[24605]: HANGUP after 2.1 from [122.163.196.102]:47259 in tests after SMTP handshake
Aug 13 14:03:20 mxgate1 postfix/postscreen[24605]: DISCONNECT [122.163.196.102]:47259


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=122.163.196.102
2020-08-13 20:39:13
141.98.9.160 attack
Automatic report - Banned IP Access
2020-08-13 20:59:15
141.98.9.161 attackbotsspam
Automatic report - Banned IP Access
2020-08-13 20:55:21
195.54.160.38 attack
Aug 13 13:55:37 *hidden* kernel: [UFW BLOCK] IN=eth0 OUT= MAC=00:50:56:3e:4a:cc:28:99:3a:4d:23:91:08:00 SRC=195.54.160.38 DST=173.212.244.83 LEN=40 TOS=0x00 PREC=0x00 TTL=247 ID=9496 PROTO=TCP SPT=49233 DPT=42294 WINDOW=1024 RES=0x00 SYN URGP=0 Aug 13 14:04:19 *hidden* kernel: [UFW BLOCK] IN=eth0 OUT= MAC=00:50:56:3e:4a:cc:28:99:3a:4d:23:91:08:00 SRC=195.54.160.38 DST=173.212.244.83 LEN=40 TOS=0x00 PREC=0x00 TTL=248 ID=30244 PROTO=TCP SPT=49233 DPT=55871 WINDOW=1024 RES=0x00 SYN URGP=0 Aug 13 14:10:57 *hidden* kernel: [UFW BLOCK] IN=eth0 OUT= MAC=00:50:56:3e:4a:cc:28:99:3a:4d:23:91:08:00 SRC=195.54.160.38 DST=173.212.244.83 LEN=40 TOS=0x00 PREC=0x00 TTL=247 ID=63087 PROTO=TCP SPT=49233 DPT=21160 WINDOW=1024 RES=0x00 SYN URGP=0 Aug 13 14:15:46 *hidden* kernel: [UFW BLOCK] IN=eth0 OUT= MAC=00:50:56:3e:4a:cc:28:99:3a:4d:23:91:08:00 SRC=195.54.160.38 DST=173.212.244.83 LEN=40 TOS=0x00 PREC=0x00 TTL=247 ID=45235 PROTO=TCP SPT=49233 DPT=52636 WINDOW=1024 RES=0x00 SYN URGP=0 Aug 13 14:20:42 *
...
2020-08-13 20:38:19
35.204.93.97 attackspambots
35.204.93.97 - - \[13/Aug/2020:14:20:30 +0200\] "POST /wp-login.php HTTP/1.0" 200 6400 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
35.204.93.97 - - \[13/Aug/2020:14:20:31 +0200\] "POST /wp-login.php HTTP/1.0" 200 6412 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
35.204.93.97 - - \[13/Aug/2020:14:20:32 +0200\] "POST /wp-login.php HTTP/1.0" 200 6404 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
2020-08-13 20:50:34
132.232.32.228 attack
Aug 13 14:10:48 ns382633 sshd\[16731\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=132.232.32.228  user=root
Aug 13 14:10:50 ns382633 sshd\[16731\]: Failed password for root from 132.232.32.228 port 44728 ssh2
Aug 13 14:16:14 ns382633 sshd\[17609\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=132.232.32.228  user=root
Aug 13 14:16:16 ns382633 sshd\[17609\]: Failed password for root from 132.232.32.228 port 42168 ssh2
Aug 13 14:20:47 ns382633 sshd\[18407\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=132.232.32.228  user=root
2020-08-13 20:34:30
198.27.80.123 attackspam
198.27.80.123 - - [13/Aug/2020:14:50:41 +0200] "POST /wp-login.php HTTP/1.1" 200 5369 "-" "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safari/537.36"
198.27.80.123 - - [13/Aug/2020:14:50:49 +0200] "POST /wp-login.php HTTP/1.1" 200 5369 "-" "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safari/537.36"
198.27.80.123 - - [13/Aug/2020:14:50:54 +0200] "POST /wp-login.php HTTP/1.1" 200 5369 "-" "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safari/537.36"
198.27.80.123 - - [13/Aug/2020:14:50:57 +0200] "POST /wp-login.php HTTP/1.1" 200 5369 "-" "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safari/537.36"
198.27.80.123 - - [13/Aug/2020:14:51:06 +0200] "POST /wp-login.php HTTP/1.1" 200 5369 "-" "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safar
...
2020-08-13 20:56:14
195.19.217.144 attackbotsspam
firewall-block, port(s): 445/tcp
2020-08-13 21:01:18
222.186.175.150 attackspam
2020-08-13T14:32:02.582792vps773228.ovh.net sshd[6215]: Failed password for root from 222.186.175.150 port 47722 ssh2
2020-08-13T14:32:06.489652vps773228.ovh.net sshd[6215]: Failed password for root from 222.186.175.150 port 47722 ssh2
2020-08-13T14:32:09.952378vps773228.ovh.net sshd[6215]: Failed password for root from 222.186.175.150 port 47722 ssh2
2020-08-13T14:32:14.122343vps773228.ovh.net sshd[6215]: Failed password for root from 222.186.175.150 port 47722 ssh2
2020-08-13T14:32:17.365926vps773228.ovh.net sshd[6215]: Failed password for root from 222.186.175.150 port 47722 ssh2
...
2020-08-13 20:33:10
51.68.44.154 attack
Aug 13 14:12:16 inter-technics sshd[6990]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.68.44.154  user=root
Aug 13 14:12:18 inter-technics sshd[6990]: Failed password for root from 51.68.44.154 port 56014 ssh2
Aug 13 14:16:14 inter-technics sshd[7204]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.68.44.154  user=root
Aug 13 14:16:16 inter-technics sshd[7204]: Failed password for root from 51.68.44.154 port 33176 ssh2
Aug 13 14:20:20 inter-technics sshd[7490]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.68.44.154  user=root
Aug 13 14:20:22 inter-technics sshd[7490]: Failed password for root from 51.68.44.154 port 38571 ssh2
...
2020-08-13 21:00:01
194.105.158.80 attack
Automated report (2020-08-13T05:20:31-07:00). SQL injection attempt detected.
2020-08-13 20:54:48
222.186.175.163 attackbotsspam
Aug 13 14:26:52 eventyay sshd[27367]: Failed password for root from 222.186.175.163 port 20318 ssh2
Aug 13 14:27:05 eventyay sshd[27367]: error: maximum authentication attempts exceeded for root from 222.186.175.163 port 20318 ssh2 [preauth]
Aug 13 14:27:11 eventyay sshd[27378]: Failed password for root from 222.186.175.163 port 20978 ssh2
...
2020-08-13 20:30:38

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