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: Korea (the Republic of)

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 <<>> 42.20.21.166
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 63611
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;42.20.21.166.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025020400 1800 900 604800 86400

;; Query time: 36 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Tue Feb 04 17:09:42 CST 2025
;; MSG SIZE  rcvd: 105
Host info
Host 166.21.20.42.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 166.21.20.42.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
202.141.254.102 attackbots
445/tcp 445/tcp 445/tcp...
[2019-04-26/06-26]13pkt,1pt.(tcp)
2019-06-27 00:33:37
92.242.109.38 attackspambots
23/tcp 23/tcp 23/tcp...
[2019-05-08/06-26]4pkt,1pt.(tcp)
2019-06-26 23:56:01
78.37.70.230 attack
445/tcp 445/tcp 445/tcp...
[2019-05-28/06-26]6pkt,1pt.(tcp)
2019-06-27 00:06:35
220.132.75.167 attackspam
Jun 26 18:30:48 ArkNodeAT sshd\[6044\]: Invalid user minecraft from 220.132.75.167
Jun 26 18:30:48 ArkNodeAT sshd\[6044\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=220.132.75.167
Jun 26 18:30:50 ArkNodeAT sshd\[6044\]: Failed password for invalid user minecraft from 220.132.75.167 port 33906 ssh2
2019-06-27 00:35:44
54.38.82.14 attackbotsspam
Jun 26 10:47:28 vps200512 sshd\[8662\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.38.82.14  user=root
Jun 26 10:47:30 vps200512 sshd\[8662\]: Failed password for root from 54.38.82.14 port 47312 ssh2
Jun 26 10:47:30 vps200512 sshd\[8664\]: Invalid user admin from 54.38.82.14
Jun 26 10:47:31 vps200512 sshd\[8664\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.38.82.14
Jun 26 10:47:33 vps200512 sshd\[8664\]: Failed password for invalid user admin from 54.38.82.14 port 44770 ssh2
2019-06-27 00:09:45
202.141.233.214 attackbots
445/tcp 445/tcp
[2019-06-12/26]2pkt
2019-06-27 00:08:10
190.201.117.51 attackbotsspam
Unauthorized connection attempt from IP address 190.201.117.51 on Port 445(SMB)
2019-06-26 23:42:43
139.59.13.223 attackbots
v+ssh-bruteforce
2019-06-27 00:27:08
141.98.81.81 attack
2019-06-24T23:29:30.355040WS-Zach sshd[12676]: Invalid user admin from 141.98.81.81 port 58015
2019-06-24T23:29:30.358670WS-Zach sshd[12676]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=141.98.81.81
2019-06-24T23:29:30.355040WS-Zach sshd[12676]: Invalid user admin from 141.98.81.81 port 58015
2019-06-24T23:29:33.085875WS-Zach sshd[12676]: Failed password for invalid user admin from 141.98.81.81 port 58015 ssh2
2019-06-26T11:36:03.174208WS-Zach sshd[28839]: Invalid user admin from 141.98.81.81 port 45867
...
2019-06-27 00:37:58
46.229.168.162 attackspam
46.229.168.162 - - \[26/Jun/2019:15:11:38 +0200\] "GET /cherche-fichier-tcl-pour-faire-parler-mon-bot-t-386.html HTTP/1.1" 200 11397 "-" "Mozilla/5.0 \(compatible\; SemrushBot/3\~bl\; +http://www.semrush.com/bot.html\)"
46.229.168.162 - - \[26/Jun/2019:15:11:55 +0200\] "GET /index.php\?returnto=Sp%C3%A9cial%3ASuivi%2Bdes%2Bliens\&returntoquery=days%3D30%26hideanons%3D1%26hideliu%3D1%26limit%3D250%26target%3DExec\&title=Sp%C3%A9cial%3AConnexion HTTP/1.1" 200 4168 "-" "Mozilla/5.0 \(compatible\; SemrushBot/3\~bl\; +http://www.semrush.com/bot.html\)"
2019-06-26 23:57:32
121.23.94.74 attackbots
22/tcp 22/tcp 22/tcp...
[2019-06-23/26]6pkt,1pt.(tcp)
2019-06-27 00:13:35
54.38.50.99 attackspambots
Jun 26 10:54:57 localhost sshd[27239]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.38.50.99
Jun 26 10:54:59 localhost sshd[27239]: Failed password for invalid user guest from 54.38.50.99 port 51960 ssh2
Jun 26 10:57:30 localhost sshd[27243]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.38.50.99
Jun 26 10:57:32 localhost sshd[27243]: Failed password for invalid user mailserv from 54.38.50.99 port 51156 ssh2
...
2019-06-27 00:50:51
87.245.157.150 attackbots
@LucianNitescu Personal Honeypot Network <<<>>> Donate at paypal.me/LNitescu <<<>>> 2019-06-26 01:22:23,041 INFO [shellcode_manager] (87.245.157.150) no match, writing hexdump (342293e96cc52235191af08c9e64abdf :2223033) - MS17010 (EternalBlue)
2019-06-27 00:30:51
49.204.77.2 attackbotsspam
445/tcp 445/tcp 445/tcp...
[2019-05-10/06-26]6pkt,1pt.(tcp)
2019-06-27 00:47:48
181.171.96.145 attack
Jun 24 21:53:51 toyboy sshd[18872]: reveeclipse mapping checking getaddrinfo for 145-96-171-181.fibertel.com.ar [181.171.96.145] failed - POSSIBLE BREAK-IN ATTEMPT!
Jun 24 21:53:51 toyboy sshd[18872]: Invalid user vweru from 181.171.96.145
Jun 24 21:53:51 toyboy sshd[18872]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.171.96.145
Jun 24 21:53:53 toyboy sshd[18872]: Failed password for invalid user vweru from 181.171.96.145 port 15833 ssh2
Jun 24 21:53:54 toyboy sshd[18872]: Received disconnect from 181.171.96.145: 11: Bye Bye [preauth]
Jun 24 21:56:00 toyboy sshd[18947]: reveeclipse mapping checking getaddrinfo for 145-96-171-181.fibertel.com.ar [181.171.96.145] failed - POSSIBLE BREAK-IN ATTEMPT!
Jun 24 21:56:00 toyboy sshd[18947]: Invalid user nathan from 181.171.96.145
Jun 24 21:56:00 toyboy sshd[18947]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.171.96.145
Jun 24 21:56:01........
-------------------------------
2019-06-27 00:37:35

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