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

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 <<>> 104.21.53.143
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 59009
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.53.143.			IN	A

;; AUTHORITY SECTION:
.			99	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021700 1800 900 604800 86400

;; Query time: 18 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 23:56:18 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 143.53.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 143.53.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
77.247.110.153 attackspam
SIP Server BruteForce Attack
2019-06-24 23:11:57
89.248.168.3 attackbots
24.06.2019 12:06:31 Connection to port 1034 blocked by firewall
2019-06-24 23:14:36
46.246.123.148 attackbotsspam
Brute forcing RDP port 3389
2019-06-24 23:29:25
103.206.118.95 attackbotsspam
Jun 24 13:50:25 mxgate1 postfix/postscreen[3075]: CONNECT from [103.206.118.95]:43686 to [176.31.12.44]:25
Jun 24 13:50:25 mxgate1 postfix/dnsblog[3078]: addr 103.206.118.95 listed by domain ix.dnsbl.xxxxxx.net as 127.0.0.2
Jun 24 13:50:25 mxgate1 postfix/dnsblog[3077]: addr 103.206.118.95 listed by domain zen.spamhaus.org as 127.0.0.11
Jun 24 13:50:25 mxgate1 postfix/dnsblog[3077]: addr 103.206.118.95 listed by domain zen.spamhaus.org as 127.0.0.4
Jun 24 13:50:25 mxgate1 postfix/dnsblog[3077]: addr 103.206.118.95 listed by domain zen.spamhaus.org as 127.0.0.3
Jun 24 13:50:25 mxgate1 postfix/dnsblog[3079]: addr 103.206.118.95 listed by domain cbl.abuseat.org as 127.0.0.2
Jun 24 13:50:25 mxgate1 postfix/dnsblog[3076]: addr 103.206.118.95 listed by domain bl.spamcop.net as 127.0.0.2
Jun 24 13:50:25 mxgate1 postfix/dnsblog[3080]: addr 103.206.118.95 listed by domain b.barracudacentral.org as 127.0.0.2
Jun 24 13:50:26 mxgate1 postfix/postscreen[3075]: PREGREET 17 after 0.49........
-------------------------------
2019-06-24 22:17:06
14.225.3.37 attackspambots
Jun 24 12:07:00   TCP Attack: SRC=14.225.3.37 DST=[Masked] LEN=40 TOS=0x00 PREC=0x00 TTL=49  PROTO=TCP SPT=13001 DPT=23 WINDOW=8161 RES=0x00 SYN URGP=0
2019-06-24 22:51:17
18.236.45.196 attackspambots
18.236.45.196 - - \[24/Jun/2019:13:59:39 +0200\] "GET /wp-login.php HTTP/1.1" 200 1130 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
18.236.45.196 - - \[24/Jun/2019:13:59:40 +0200\] "POST /wp-login.php HTTP/1.1" 200 1526 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
18.236.45.196 - - \[24/Jun/2019:14:08:04 +0200\] "GET /wp-login.php HTTP/1.1" 200 1256 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
18.236.45.196 - - \[24/Jun/2019:14:08:05 +0200\] "POST /wp-login.php HTTP/1.1" 200 1651 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
18.236.45.196 - - \[24/Jun/2019:14:08:06 +0200\] "GET /wp-login.php HTTP/1.1" 200 1256 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
18.236.45.196 - - \[24/Jun/2019:14:08:06 +0200\] "POST /wp-login.php HTTP/1.1" 200 1629 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\)
2019-06-24 22:19:54
54.240.3.30 attack
From: CryptoLover 
2019-06-24 23:10:09
2607:5300:60:139f::1 attackbotsspam
xmlrpc attack
2019-06-24 22:54:01
113.172.27.167 attack
SMTP Fraud Orders
2019-06-24 22:25:43
168.228.151.237 attackspam
failed_logins
2019-06-24 23:29:00
142.4.214.159 attackspambots
ENG,WP GET /wp-login.php
2019-06-24 22:48:35
104.205.11.120 attackspambots
scan z
2019-06-24 22:49:07
165.227.13.4 attackbots
SSH Bruteforce
2019-06-24 22:45:13
186.18.164.80 attackspambots
Automatic report - Web App Attack
2019-06-24 22:51:46
112.186.206.197 attack
Jun 24 15:07:35 server01 sshd\[29528\]: Invalid user support from 112.186.206.197
Jun 24 15:07:54 server01 sshd\[29528\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.186.206.197
Jun 24 15:07:56 server01 sshd\[29528\]: Failed password for invalid user support from 112.186.206.197 port 60902 ssh2
...
2019-06-24 22:25:08

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