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: None

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 <<>> 53.133.4.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 35451
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;53.133.4.21.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025020501 1800 900 604800 86400

;; Query time: 15 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 06 07:22:56 CST 2025
;; MSG SIZE  rcvd: 104
Host info
Host 21.4.133.53.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 21.4.133.53.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
85.209.0.107 attackspam
port scan and connect, tcp 3128 (squid-http)
2020-06-05 02:29:26
83.171.124.105 attackbots
Unauthorized connection attempt from IP address 83.171.124.105 on Port 445(SMB)
2020-06-05 02:40:44
218.92.0.191 attackspam
Jun  4 18:44:27 cdc sshd[3060]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.191  user=root
2020-06-05 02:26:57
177.1.213.19 attackspambots
SSH Honeypot -> SSH Bruteforce / Login
2020-06-05 02:14:58
92.47.31.3 attackspambots
Port scan on 1 port(s): 4899
2020-06-05 02:20:38
159.203.168.167 attackspambots
Jun  4 15:31:38 melroy-server sshd[32384]: Failed password for root from 159.203.168.167 port 46360 ssh2
...
2020-06-05 02:11:05
94.191.83.249 attackbotsspam
Jun  4 13:29:32 game-panel sshd[18463]: Failed password for root from 94.191.83.249 port 36336 ssh2
Jun  4 13:33:17 game-panel sshd[18632]: Failed password for root from 94.191.83.249 port 51664 ssh2
2020-06-05 02:16:17
162.251.232.57 attack
Brute forcing email accounts
2020-06-05 02:45:25
88.249.43.238 attackbots
Unauthorized connection attempt detected from IP address 88.249.43.238 to port 23
2020-06-05 02:49:40
85.209.0.100 attackspambots
...
2020-06-05 02:09:35
106.12.95.45 attackbots
prod11
...
2020-06-05 02:24:45
114.108.138.136 attackspam
Jun  4 19:05:32 nextcloud sshd\[16005\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=114.108.138.136  user=root
Jun  4 19:05:34 nextcloud sshd\[16005\]: Failed password for root from 114.108.138.136 port 59307 ssh2
Jun  4 19:09:17 nextcloud sshd\[21488\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=114.108.138.136  user=root
2020-06-05 02:47:48
213.57.78.231 attackspam
port scan and connect, tcp 23 (telnet)
2020-06-05 02:29:09
41.33.113.50 attackspambots
Unauthorized connection attempt detected from IP address 41.33.113.50 to port 445
2020-06-05 02:21:20
62.149.99.113 attack
Unauthorised access (Jun  4) SRC=62.149.99.113 LEN=52 TTL=116 ID=9569 DF TCP DPT=445 WINDOW=8192 SYN
2020-06-05 02:10:04

Recently Reported IPs

78.209.32.199 149.40.179.83 160.134.137.58 152.42.224.80
81.220.22.148 71.164.163.49 4.70.73.141 155.185.64.237
23.143.122.22 5.82.43.23 165.73.249.119 119.235.239.57
224.125.206.53 186.234.89.181 49.116.81.160 103.194.240.0
70.140.27.231 169.242.25.224 250.33.155.223 59.214.247.69