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 <<>> 21.163.161.100
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 62856
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;21.163.161.100.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025032901 1800 900 604800 86400

;; Query time: 122 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Mar 30 04:44:14 CST 2025
;; MSG SIZE  rcvd: 107
Host info
Host 100.161.163.21.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 100.161.163.21.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
137.74.44.72 attackbots
Jul 18 05:21:56 eventyay sshd[15114]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=137.74.44.72
Jul 18 05:21:57 eventyay sshd[15114]: Failed password for invalid user matheus from 137.74.44.72 port 40546 ssh2
Jul 18 05:26:24 eventyay sshd[16156]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=137.74.44.72
...
2019-07-18 11:37:08
177.128.240.3 attackbotsspam
@LucianNitescu Personal Honeypot Network <<<>>> Donate at paypal.me/LNitescu <<<>>> 2019-07-17 02:52:25,022 INFO [shellcode_manager] (177.128.240.3) no match, writing hexdump (6a34648320f78c2f9cbcaf75003bee4a :1935469) - MS17010 (EternalBlue)
2019-07-18 11:41:15
185.220.101.68 attackbotsspam
Jul 18 05:29:35 amit sshd\[31144\]: Invalid user admin from 185.220.101.68
Jul 18 05:29:35 amit sshd\[31144\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=185.220.101.68
Jul 18 05:29:37 amit sshd\[31144\]: Failed password for invalid user admin from 185.220.101.68 port 34621 ssh2
...
2019-07-18 11:39:22
36.237.109.104 attackspam
2019-07-17T10:40:45.122627stt-1.[munged] kernel: [7406064.618493] iptables_INPUT_denied: IN=eth0 OUT= MAC=f2:3c:91:97:36:58:84:78:ac:57:aa:c1:08:00 SRC=36.237.109.104 DST=[mungedIP1] LEN=40 TOS=0x00 PREC=0x00 TTL=51 ID=18914 PROTO=TCP SPT=65436 DPT=37215 WINDOW=59271 RES=0x00 SYN URGP=0 
2019-07-17T14:40:03.482643stt-1.[munged] kernel: [7420422.935329] iptables_INPUT_denied: IN=eth0 OUT= MAC=f2:3c:91:97:36:58:84:78:ac:57:aa:c1:08:00 SRC=36.237.109.104 DST=[mungedIP1] LEN=40 TOS=0x00 PREC=0x00 TTL=51 ID=20645 PROTO=TCP SPT=65436 DPT=37215 WINDOW=59271 RES=0x00 SYN URGP=0 
2019-07-17T21:26:28.627950stt-1.[munged] kernel: [7444807.999582] iptables_INPUT_denied: IN=eth0 OUT= MAC=f2:3c:91:97:36:58:84:78:ac:57:aa:c1:08:00 SRC=36.237.109.104 DST=[mungedIP1] LEN=40 TOS=0x00 PREC=0x00 TTL=51 ID=64112 PROTO=TCP SPT=65436 DPT=37215 WINDOW=59271 RES=0x00 SYN URGP=0
2019-07-18 11:20:12
210.13.45.66 attack
Jul 15 02:09:07 xb3 sshd[25079]: Failed password for invalid user brian from 210.13.45.66 port 52888 ssh2
Jul 15 02:09:08 xb3 sshd[25079]: Received disconnect from 210.13.45.66: 11: Bye Bye [preauth]
Jul 15 02:28:44 xb3 sshd[25340]: Failed password for invalid user caja01 from 210.13.45.66 port 40870 ssh2
Jul 15 02:28:44 xb3 sshd[25340]: Received disconnect from 210.13.45.66: 11: Bye Bye [preauth]
Jul 15 02:33:20 xb3 sshd[23732]: Failed password for invalid user target from 210.13.45.66 port 54212 ssh2
Jul 15 02:33:21 xb3 sshd[23732]: Received disconnect from 210.13.45.66: 11: Bye Bye [preauth]
Jul 15 02:41:57 xb3 sshd[18935]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=210.13.45.66  user=mysql
Jul 15 02:41:59 xb3 sshd[18935]: Failed password for mysql from 210.13.45.66 port 52642 ssh2
Jul 15 02:42:00 xb3 sshd[18935]: Received disconnect from 210.13.45.66: 11: Bye Bye [preauth]
Jul 15 02:46:23 xb3 sshd[19041]: Failed password ........
-------------------------------
2019-07-18 11:54:52
138.36.1.182 attackbotsspam
Jul 17 12:01:06 our-server-hostname postfix/smtpd[16335]: connect from unknown[138.36.1.182]
Jul x@x
Jul x@x
Jul 17 12:01:09 our-server-hostname postfix/smtpd[16335]: NOQUEUE: reject: RCPT from unknown[
.... truncated .... 
17:56:00 x@x
Jul x@x
Jul x@x
Jul x@x
Jul x@x
Jul x@x
Jul 17 17:56:03 our-server-hostname postfix/smtpd[30069]: too many errors after RCPT from unknown[138.36.1.182]
Jul 17 17:56:03 our-server-hostname postfix/smtpd[30069]: disconnect from unknown[138.36.1.182]
Jul 17 17:59:05 our-server-hostname postfix/smtpd[6498]: connect from unknown[138.36.1.182]
Jul x@x
Jul x@x
Jul 17 17:59:07 our-server-hostname postfix/smtpd[6498]: lost connection after RCPT from unknown[138.36.1.182]
Jul 17 17:59:07 our-server-hostname postfix/smtpd[6498]: disconnect from unknown[138.36.1.182]
Jul 17 18:06:15 our-server-hostname postfix/smtpd[11003]: connect from unknown[138.36.1.182]
Jul 17 18:06:17 our-server-hostname postfix/smtpd[10995]: connect from unknown[138.36.1.182]........
-------------------------------
2019-07-18 11:33:53
190.94.144.242 attackbotsspam
MultiHost/MultiPort Probe, Scan, Hack -
2019-07-18 11:35:52
119.6.99.204 attack
Jul 17 23:26:05 vps200512 sshd\[22383\]: Invalid user mc from 119.6.99.204
Jul 17 23:26:05 vps200512 sshd\[22383\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.6.99.204
Jul 17 23:26:08 vps200512 sshd\[22383\]: Failed password for invalid user mc from 119.6.99.204 port 25939 ssh2
Jul 17 23:31:23 vps200512 sshd\[22488\]: Invalid user sc from 119.6.99.204
Jul 17 23:31:23 vps200512 sshd\[22488\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.6.99.204
2019-07-18 11:32:52
122.195.200.148 attackspam
Jul 18 03:26:14 web sshd\[13652\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.195.200.148  user=root
Jul 18 03:26:16 web sshd\[13652\]: Failed password for root from 122.195.200.148 port 40830 ssh2
Jul 18 03:26:19 web sshd\[13652\]: Failed password for root from 122.195.200.148 port 40830 ssh2
Jul 18 03:26:21 web sshd\[13652\]: Failed password for root from 122.195.200.148 port 40830 ssh2
Jul 18 03:26:24 web sshd\[13654\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.195.200.148  user=root
...
2019-07-18 11:14:06
60.249.189.20 attackspambots
@LucianNitescu Personal Honeypot Network <<<>>> Donate at paypal.me/LNitescu <<<>>> 2019-07-17 02:52:39,908 INFO [shellcode_manager] (60.249.189.20) no match, writing hexdump (5043bb83a98da9bc1b5487386f007fbf :2096174) - MS17010 (EternalBlue)
2019-07-18 11:24:34
51.38.126.92 attack
Jul 18 05:29:16 eventyay sshd[16924]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.38.126.92
Jul 18 05:29:19 eventyay sshd[16924]: Failed password for invalid user ftp from 51.38.126.92 port 35888 ssh2
Jul 18 05:33:59 eventyay sshd[18189]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.38.126.92
...
2019-07-18 11:39:06
193.201.224.158 attackbotsspam
Jul 18 03:25:00 icinga sshd[32285]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=193.201.224.158 
Jul 18 03:25:02 icinga sshd[32285]: Failed password for invalid user admin from 193.201.224.158 port 10582 ssh2
Jul 18 03:25:05 icinga sshd[32288]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=193.201.224.158 
...
2019-07-18 11:55:24
82.117.190.170 attack
Jul 18 05:38:27 localhost sshd\[23047\]: Invalid user lockout from 82.117.190.170 port 37206
Jul 18 05:38:27 localhost sshd\[23047\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=82.117.190.170
Jul 18 05:38:29 localhost sshd\[23047\]: Failed password for invalid user lockout from 82.117.190.170 port 37206 ssh2
2019-07-18 11:45:20
113.173.83.142 attack
Jul 18 02:26:31 ms-srv sshd[19943]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=113.173.83.142
Jul 18 02:26:32 ms-srv sshd[19943]: Failed password for invalid user admin from 113.173.83.142 port 50902 ssh2
2019-07-18 11:18:28
192.154.214.119 attackbotsspam
*Port Scan* detected from 192.154.214.119 (US/United States/-). 4 hits in the last 115 seconds
2019-07-18 11:53:29

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