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 <<>> 104.21.8.4
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 9429
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.8.4.			IN	A

;; AUTHORITY SECTION:
.			598	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021701 1800 900 604800 86400

;; Query time: 22 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 03:00:19 CST 2022
;; MSG SIZE  rcvd: 103
Host info
Host 4.8.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 4.8.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
218.21.96.237 attackbotsspam
Unauthorised access (Oct 13) SRC=218.21.96.237 LEN=52 TOS=0x10 PREC=0x40 TTL=113 ID=18148 DF TCP DPT=445 WINDOW=8192 SYN
2019-10-14 01:05:07
194.156.124.38 attackbotsspam
B: zzZZzz blocked content access
2019-10-14 01:36:16
51.75.205.122 attackbots
Oct 13 14:32:14 eventyay sshd[2551]: Failed password for root from 51.75.205.122 port 56624 ssh2
Oct 13 14:36:05 eventyay sshd[2743]: Failed password for root from 51.75.205.122 port 38682 ssh2
...
2019-10-14 01:29:22
222.175.49.22 attack
Fail2Ban - HTTP Exploit Attempt
2019-10-14 01:30:28
62.173.149.65 attackspambots
" "
2019-10-14 01:16:46
220.164.2.76 attack
Brute force attempt
2019-10-14 01:35:29
156.208.20.67 attackspambots
IP Ban Report : https://help-dysk.pl/wordpress-firewall-plugins/ip/156.208.20.67/ 
 EG - 1H : (94)  
 Protection Against DDoS WordPress plugin :  
 "odzyskiwanie danych help-dysk" 
 IP Address Ranges by Country : EG 
 NAME ASN : ASN8452 
 
 IP : 156.208.20.67 
 
 CIDR : 156.208.0.0/18 
 
 PREFIX COUNT : 833 
 
 UNIQUE IP COUNT : 7610368 
 
 
 WYKRYTE ATAKI Z ASN8452 :  
  1H - 2 
  3H - 9 
  6H - 18 
 12H - 39 
 24H - 95 
 
 DateTime : 2019-10-13 13:49:05 
 
 INFO : Port Scan TELNET Detected and Blocked by ADMIN  - data recovery
2019-10-14 01:11:11
83.54.146.239 attackbotsspam
ENG,WP GET /wp-login.php
2019-10-14 01:23:04
175.193.206.200 attack
Invalid user pi from 175.193.206.200 port 42940
2019-10-14 00:53:55
42.104.97.228 attackbotsspam
Oct 13 10:26:46 ny01 sshd[28081]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.104.97.228
Oct 13 10:26:48 ny01 sshd[28081]: Failed password for invalid user DEBIAN@123 from 42.104.97.228 port 9214 ssh2
Oct 13 10:30:21 ny01 sshd[28558]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.104.97.228
2019-10-14 01:20:34
35.199.154.128 attackspam
2019-10-13T14:01:42.473676hub.schaetter.us sshd\[14964\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.154.199.35.bc.googleusercontent.com  user=root
2019-10-13T14:01:44.311464hub.schaetter.us sshd\[14964\]: Failed password for root from 35.199.154.128 port 57872 ssh2
2019-10-13T14:05:17.122825hub.schaetter.us sshd\[14986\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.154.199.35.bc.googleusercontent.com  user=root
2019-10-13T14:05:18.498781hub.schaetter.us sshd\[14986\]: Failed password for root from 35.199.154.128 port 39830 ssh2
2019-10-13T14:08:40.994812hub.schaetter.us sshd\[15017\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.154.199.35.bc.googleusercontent.com  user=root
...
2019-10-14 01:29:53
185.232.67.5 attackspambots
Oct 13 18:50:05 dedicated sshd[5710]: Invalid user admin from 185.232.67.5 port 52062
2019-10-14 00:58:44
144.217.214.13 attackbots
2019-10-13T17:01:52.316438abusebot-8.cloudsearch.cf sshd\[17009\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=ip13.ip-144-217-214.net  user=root
2019-10-14 01:15:43
62.210.151.21 attackbots
\[2019-10-13 12:35:52\] SECURITY\[1898\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-10-13T12:35:52.428-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="0013054404227",SessionID="0x7fc3acc3d768",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/62.210.151.21/55773",ACLName="no_extension_match"
\[2019-10-13 12:36:06\] SECURITY\[1898\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-10-13T12:36:06.841-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="01113054404227",SessionID="0x7fc3ac2ed548",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/62.210.151.21/56854",ACLName="no_extension_match"
\[2019-10-13 12:36:33\] SECURITY\[1898\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-10-13T12:36:33.426-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="00013054404227",SessionID="0x7fc3ac00c388",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/62.210.151.21/55154",ACLName="no_extensi
2019-10-14 00:53:29
79.137.84.144 attack
2019-10-13T17:05:18.919289abusebot-5.cloudsearch.cf sshd\[9186\]: Invalid user oracle from 79.137.84.144 port 60478
2019-10-14 01:18:15

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