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: Indonesia

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 <<>> 36.91.121.143
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 32463
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;36.91.121.143.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025012802 1800 900 604800 86400

;; Query time: 34 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Wed Jan 29 08:00:28 CST 2025
;; MSG SIZE  rcvd: 106
Host info
Host 143.121.91.36.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 143.121.91.36.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
202.230.143.53 attackbotsspam
Dec 16 02:18:53 plusreed sshd[775]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=202.230.143.53  user=mysql
Dec 16 02:18:55 plusreed sshd[775]: Failed password for mysql from 202.230.143.53 port 35552 ssh2
...
2019-12-16 20:59:59
179.33.137.117 attack
Dec 16 12:34:27 ns382633 sshd\[27481\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=179.33.137.117  user=root
Dec 16 12:34:29 ns382633 sshd\[27481\]: Failed password for root from 179.33.137.117 port 60794 ssh2
Dec 16 12:43:25 ns382633 sshd\[29257\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=179.33.137.117  user=root
Dec 16 12:43:27 ns382633 sshd\[29257\]: Failed password for root from 179.33.137.117 port 60806 ssh2
Dec 16 12:50:00 ns382633 sshd\[30285\]: Invalid user server from 179.33.137.117 port 40268
Dec 16 12:50:00 ns382633 sshd\[30285\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=179.33.137.117
2019-12-16 21:28:04
36.78.186.241 attackbotsspam
1576477429 - 12/16/2019 07:23:49 Host: 36.78.186.241/36.78.186.241 Port: 445 TCP Blocked
2019-12-16 21:17:43
27.78.103.132 attack
Dec 16 07:48:41 server sshd\[22349\]: Invalid user odroid from 27.78.103.132
Dec 16 07:48:41 server sshd\[22349\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=27.78.103.132 
Dec 16 07:48:43 server sshd\[22349\]: Failed password for invalid user odroid from 27.78.103.132 port 56271 ssh2
Dec 16 10:15:20 server sshd\[3185\]: Invalid user admin from 27.78.103.132
Dec 16 10:15:20 server sshd\[3185\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=27.78.103.132 
...
2019-12-16 21:10:52
49.73.235.149 attack
Dec 16 01:40:31 php1 sshd\[18497\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.73.235.149  user=root
Dec 16 01:40:33 php1 sshd\[18497\]: Failed password for root from 49.73.235.149 port 54509 ssh2
Dec 16 01:49:18 php1 sshd\[19513\]: Invalid user guest from 49.73.235.149
Dec 16 01:49:18 php1 sshd\[19513\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.73.235.149
Dec 16 01:49:20 php1 sshd\[19513\]: Failed password for invalid user guest from 49.73.235.149 port 53534 ssh2
2019-12-16 21:26:11
51.38.112.45 attack
Invalid user zweigart from 51.38.112.45 port 39404
2019-12-16 21:21:29
77.81.106.247 attackbots
2019-12-16 x@x
2019-12-16 x@x
2019-12-16 x@x

........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=77.81.106.247
2019-12-16 20:58:39
49.73.61.26 attackbots
SSH bruteforce (Triggered fail2ban)
2019-12-16 21:32:30
134.73.51.120 attackbots
Lines containing failures of 134.73.51.120
Dec 16 07:06:35 shared01 postfix/smtpd[28256]: connect from disparate.superacrepair.com[134.73.51.120]
Dec 16 07:06:36 shared01 policyd-spf[9596]: prepend Received-SPF: Pass (mailfrom) identhostnamey=mailfrom; client-ip=134.73.51.120; helo=disparate.abrdindia.co; envelope-from=x@x
Dec x@x
Dec 16 07:06:37 shared01 postfix/smtpd[28256]: disconnect from disparate.superacrepair.com[134.73.51.120] ehlo=1 mail=1 rcpt=0/1 data=0/1 quhostname=1 commands=3/5
Dec 16 07:09:59 shared01 postfix/smtpd[10336]: connect from disparate.superacrepair.com[134.73.51.120]
Dec 16 07:09:59 shared01 policyd-spf[10739]: prepend Received-SPF: Pass (mailfrom) identhostnamey=mailfrom; client-ip=134.73.51.120; helo=disparate.abrdindia.co; envelope-from=x@x
Dec x@x
Dec 16 07:09:59 shared01 postfix/smtpd[10336]: disconnect from disparate.superacrepair.com[134.73.51.120] ehlo=1 mail=1 rcpt=0/1 data=0/1 quhostname=1 commands=3/5
Dec 16 07:11:36 shared01 postfix/........
------------------------------
2019-12-16 21:31:31
27.72.102.190 attack
Invalid user slaunl from 27.72.102.190 port 17719
2019-12-16 21:38:25
190.75.7.204 attackspam
1576477415 - 12/16/2019 07:23:35 Host: 190.75.7.204/190.75.7.204 Port: 445 TCP Blocked
2019-12-16 21:31:00
202.141.231.194 attackbotsspam
firewall-block, port(s): 1433/tcp
2019-12-16 21:36:53
101.109.216.99 attackbots
Dec 16 07:23:44 mc1 kernel: \[636249.301503\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:11:a9:7b:d2:74:7f:6e:37:e3:08:00 SRC=101.109.216.99 DST=159.69.205.51 LEN=52 TOS=0x00 PREC=0x00 TTL=114 ID=6551 DF PROTO=TCP SPT=32615 DPT=8291 WINDOW=8192 RES=0x00 SYN URGP=0 
Dec 16 07:23:53 mc1 kernel: \[636257.661291\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:11:a9:7b:d2:74:7f:6e:37:e3:08:00 SRC=101.109.216.99 DST=159.69.205.51 LEN=52 TOS=0x00 PREC=0x00 TTL=113 ID=31140 DF PROTO=TCP SPT=53493 DPT=22 WINDOW=8192 RES=0x00 SYN URGP=0 
Dec 16 07:23:53 mc1 kernel: \[636257.758993\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:11:a9:7b:d2:74:7f:6e:37:e3:08:00 SRC=101.109.216.99 DST=159.69.205.51 LEN=52 TOS=0x00 PREC=0x00 TTL=113 ID=31777 DF PROTO=TCP SPT=42788 DPT=8728 WINDOW=8192 RES=0x00 SYN URGP=0 
...
2019-12-16 21:12:24
117.0.33.172 attackbots
1576477433 - 12/16/2019 07:23:53 Host: 117.0.33.172/117.0.33.172 Port: 445 TCP Blocked
2019-12-16 21:13:27
14.143.130.90 attack
1576477429 - 12/16/2019 07:23:49 Host: 14.143.130.90/14.143.130.90 Port: 445 TCP Blocked
2019-12-16 21:13:55

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