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: China

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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 36.163.66.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 4527
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;36.163.66.21.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025012400 1800 900 604800 86400

;; Query time: 34 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Jan 24 23:03:39 CST 2025
;; MSG SIZE  rcvd: 105
Host info
b'Host 21.66.163.36.in-addr.arpa not found: 2(SERVFAIL)
'
Nslookup info:
;; Got SERVFAIL reply from 183.60.83.19, trying next server
Server:		183.60.82.98
Address:	183.60.82.98#53

** server can't find 21.66.163.36.in-addr.arpa: SERVFAIL

Related IP info:
Related comments:
IP Type Details Datetime
46.244.29.17 attack
DDOS
2020-04-16 00:08:16
197.232.19.52 attackspambots
2020-04-15T12:22:54.819407shield sshd\[8055\]: Invalid user abc from 197.232.19.52 port 53796
2020-04-15T12:22:54.824096shield sshd\[8055\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=197.232.19.52
2020-04-15T12:22:57.295870shield sshd\[8055\]: Failed password for invalid user abc from 197.232.19.52 port 53796 ssh2
2020-04-15T12:27:18.436041shield sshd\[8905\]: Invalid user test from 197.232.19.52 port 56276
2020-04-15T12:27:18.440605shield sshd\[8905\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=197.232.19.52
2020-04-16 00:38:13
167.114.36.165 attack
prod6
...
2020-04-16 00:44:07
170.106.33.94 attackspambots
Apr 15 13:33:27 localhost sshd[49622]: Invalid user adi from 170.106.33.94 port 49448
Apr 15 13:33:27 localhost sshd[49622]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=170.106.33.94
Apr 15 13:33:27 localhost sshd[49622]: Invalid user adi from 170.106.33.94 port 49448
Apr 15 13:33:29 localhost sshd[49622]: Failed password for invalid user adi from 170.106.33.94 port 49448 ssh2
Apr 15 13:41:10 localhost sshd[50426]: Invalid user postgres from 170.106.33.94 port 59130
...
2020-04-16 00:14:05
194.26.29.122 attackspam
Apr 15 16:32:58 debian-2gb-nbg1-2 kernel: \[9220163.516066\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=194.26.29.122 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=183 ID=58368 PROTO=TCP SPT=40886 DPT=4455 WINDOW=1024 RES=0x00 SYN URGP=0
2020-04-16 00:38:59
138.197.213.233 attack
Apr 15 18:33:50 meumeu sshd[22658]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.197.213.233 
Apr 15 18:33:51 meumeu sshd[22658]: Failed password for invalid user admin from 138.197.213.233 port 55900 ssh2
Apr 15 18:37:44 meumeu sshd[23310]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.197.213.233 
...
2020-04-16 00:39:46
94.25.225.212 attackspambots
Unauthorized connection attempt from IP address 94.25.225.212 on Port 445(SMB)
2020-04-16 00:13:49
138.68.18.232 attackspambots
Fail2Ban - SSH Bruteforce Attempt
2020-04-16 00:21:36
51.75.28.134 attackspam
Apr 15 17:12:39 h1745522 sshd[26963]: Invalid user admin from 51.75.28.134 port 41742
Apr 15 17:12:39 h1745522 sshd[26963]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.75.28.134
Apr 15 17:12:39 h1745522 sshd[26963]: Invalid user admin from 51.75.28.134 port 41742
Apr 15 17:12:40 h1745522 sshd[26963]: Failed password for invalid user admin from 51.75.28.134 port 41742 ssh2
Apr 15 17:16:16 h1745522 sshd[27016]: Invalid user ubuntu from 51.75.28.134 port 49710
Apr 15 17:16:16 h1745522 sshd[27016]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.75.28.134
Apr 15 17:16:16 h1745522 sshd[27016]: Invalid user ubuntu from 51.75.28.134 port 49710
Apr 15 17:16:18 h1745522 sshd[27016]: Failed password for invalid user ubuntu from 51.75.28.134 port 49710 ssh2
Apr 15 17:19:48 h1745522 sshd[27137]: Invalid user csmig from 51.75.28.134 port 57674
...
2020-04-16 00:24:48
197.156.69.34 attackbotsspam
Honeypot attack, port: 445, PTR: PTR record not found
2020-04-16 00:28:02
23.254.215.244 attack
SpamScore above: 10.0
2020-04-16 00:20:05
3.24.226.210 attack
Apr 15 19:05:27 site2 sshd\[7000\]: Failed password for root from 3.24.226.210 port 57784 ssh2Apr 15 19:09:51 site2 sshd\[7821\]: Invalid user chimistry from 3.24.226.210Apr 15 19:09:53 site2 sshd\[7821\]: Failed password for invalid user chimistry from 3.24.226.210 port 38334 ssh2Apr 15 19:14:14 site2 sshd\[8442\]: Invalid user work from 3.24.226.210Apr 15 19:14:17 site2 sshd\[8442\]: Failed password for invalid user work from 3.24.226.210 port 47118 ssh2
...
2020-04-16 00:20:38
95.255.93.189 attack
Unauthorized connection attempt detected from IP address 95.255.93.189 to port 88
2020-04-16 00:15:35
45.176.46.22 attackspambots
Honeypot attack, port: 445, PTR: PTR record not found
2020-04-16 00:44:26
106.15.125.231 attackspam
(smtpauth) Failed SMTP AUTH login from 106.15.125.231 (CN/China/-): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: 2020-04-15 19:31:28 login authenticator failed for (ADMIN) [106.15.125.231]: 535 Incorrect authentication data (set_id=info@takado.ir)
2020-04-16 00:36:58

Recently Reported IPs

43.60.154.247 226.1.59.172 59.23.94.195 146.32.244.123
218.104.103.71 26.4.55.36 31.250.136.203 163.191.109.14
20.163.64.252 195.70.164.179 17.236.94.66 253.176.229.202
252.241.92.89 185.138.0.177 45.112.109.145 31.168.92.87
103.145.132.90 129.124.133.248 6.139.164.153 216.13.224.187