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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.21.169
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 46136
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.21.169.			IN	A

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

;; Query time: 93 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 18:54:05 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 169.21.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 169.21.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
153.254.113.26 attackbotsspam
Sep 15 13:58:02 www_kotimaassa_fi sshd[4058]: Failed password for root from 153.254.113.26 port 50180 ssh2
Sep 15 14:02:45 www_kotimaassa_fi sshd[4077]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=153.254.113.26
...
2019-09-15 22:12:02
54.37.68.66 attackbotsspam
Sep 15 15:39:47 SilenceServices sshd[19020]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.37.68.66
Sep 15 15:39:49 SilenceServices sshd[19020]: Failed password for invalid user patrice from 54.37.68.66 port 50924 ssh2
Sep 15 15:43:43 SilenceServices sshd[20446]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.37.68.66
2019-09-15 21:49:14
103.60.212.221 attack
Sep 15 03:20:56 auw2 sshd\[26372\]: Invalid user lenny from 103.60.212.221
Sep 15 03:20:56 auw2 sshd\[26372\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.60.212.221
Sep 15 03:20:57 auw2 sshd\[26372\]: Failed password for invalid user lenny from 103.60.212.221 port 58678 ssh2
Sep 15 03:25:09 auw2 sshd\[26743\]: Invalid user ovidio from 103.60.212.221
Sep 15 03:25:09 auw2 sshd\[26743\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.60.212.221
2019-09-15 21:42:13
132.255.16.58 attack
Chat Spam
2019-09-15 21:30:04
141.98.9.130 attackspambots
Sep 15 15:17:37 host postfix/smtpd\[15438\]: warning: unknown\[141.98.9.130\]: SASL LOGIN authentication failed: authentication failure
Sep 15 15:18:19 host postfix/smtpd\[15396\]: warning: unknown\[141.98.9.130\]: SASL LOGIN authentication failed: authentication failure
...
2019-09-15 21:24:37
167.114.145.139 attack
Sep 15 15:20:10 OPSO sshd\[5523\]: Invalid user qa from 167.114.145.139 port 39282
Sep 15 15:20:10 OPSO sshd\[5523\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=167.114.145.139
Sep 15 15:20:12 OPSO sshd\[5523\]: Failed password for invalid user qa from 167.114.145.139 port 39282 ssh2
Sep 15 15:23:57 OPSO sshd\[6141\]: Invalid user ubnt1 from 167.114.145.139 port 52074
Sep 15 15:23:57 OPSO sshd\[6141\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=167.114.145.139
2019-09-15 21:26:32
216.218.206.109 attack
CN - 1H : (312)  Protection Against DDoS WordPress plugin :  
 "odzyskiwanie danych help-dysk" 
 IP Address Ranges by Country : CN 
 NAME ASN : ASN6939 
 
 IP : 216.218.206.109 
 
 CIDR : 216.218.204.0/22 
 
 PREFIX COUNT : 479 
 
 UNIQUE IP COUNT : 454144 
 
 
 WYKRYTE ATAKI Z ASN6939 :  
  1H - 1 
  3H - 3 
  6H - 5 
 12H - 7 
 24H - 11 
 
 INFO : SYN Flood DDoS Attack Denial-of-Service Attack (DoS) Detected and Blocked by ADMIN  - data recovery 
  https://help-dysk.pl
2019-09-15 21:55:27
42.51.194.35 attackspam
Unauthorized connection attempt from IP address 42.51.194.35 on Port 3306(MYSQL)
2019-09-15 22:07:14
49.88.112.72 attackspambots
Sep 15 15:42:45 mail sshd\[10761\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.88.112.72  user=root
Sep 15 15:42:47 mail sshd\[10761\]: Failed password for root from 49.88.112.72 port 14434 ssh2
Sep 15 15:42:50 mail sshd\[10761\]: Failed password for root from 49.88.112.72 port 14434 ssh2
Sep 15 15:42:51 mail sshd\[10761\]: Failed password for root from 49.88.112.72 port 14434 ssh2
Sep 15 15:43:43 mail sshd\[10895\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.88.112.72  user=root
2019-09-15 21:46:59
40.77.167.42 attackspam
Automatic report - Banned IP Access
2019-09-15 22:14:24
79.179.20.243 attack
IL - 1H : (15)  Protection Against DDoS WordPress plugin :  
 "odzyskiwanie danych help-dysk" 
 IP Address Ranges by Country : IL 
 NAME ASN : ASN8551 
 
 IP : 79.179.20.243 
 
 CIDR : 79.179.20.0/24 
 
 PREFIX COUNT : 3249 
 
 UNIQUE IP COUNT : 1550848 
 
 
 WYKRYTE ATAKI Z ASN8551 :  
  1H - 2 
  3H - 2 
  6H - 2 
 12H - 3 
 24H - 4 
 
 INFO : SYN Flood DDoS Attack Denial-of-Service Attack (DoS) Detected and Blocked by ADMIN  - data recovery 
  https://help-dysk.pl
2019-09-15 22:18:28
154.70.200.111 attack
2019-09-15T15:20:11.430325  sshd[19695]: Invalid user adalgisa from 154.70.200.111 port 47742
2019-09-15T15:20:11.444659  sshd[19695]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=154.70.200.111
2019-09-15T15:20:11.430325  sshd[19695]: Invalid user adalgisa from 154.70.200.111 port 47742
2019-09-15T15:20:13.251287  sshd[19695]: Failed password for invalid user adalgisa from 154.70.200.111 port 47742 ssh2
2019-09-15T15:23:53.289830  sshd[19738]: Invalid user apple from 154.70.200.111 port 53636
...
2019-09-15 22:10:38
162.251.23.216 attackbots
10 attempts against mh-pma-try-ban on stem.magehost.pro
2019-09-15 21:59:34
157.230.209.220 attackbotsspam
Sep 15 15:23:51 bouncer sshd\[9792\]: Invalid user hl from 157.230.209.220 port 37676
Sep 15 15:23:51 bouncer sshd\[9792\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.209.220 
Sep 15 15:23:53 bouncer sshd\[9792\]: Failed password for invalid user hl from 157.230.209.220 port 37676 ssh2
...
2019-09-15 21:31:41
43.245.218.15 attackbots
KH - 1H : (6)  Protection Against DDoS WordPress plugin :  
 "odzyskiwanie danych help-dysk" 
 IP Address Ranges by Country : KH 
 NAME ASN : ASN24492 
 
 IP : 43.245.218.15 
 
 CIDR : 43.245.218.0/24 
 
 PREFIX COUNT : 48 
 
 UNIQUE IP COUNT : 12288 
 
 
 WYKRYTE ATAKI Z ASN24492 :  
  1H - 1 
  3H - 1 
  6H - 2 
 12H - 2 
 24H - 2 
 
 INFO : SYN Flood DDoS Attack Denial-of-Service Attack (DoS) Detected and Blocked by ADMIN  - data recovery 
  https://help-dysk.pl
2019-09-15 21:18:58

Recently Reported IPs

104.21.21.167 104.21.21.17 104.21.21.170 104.21.21.172
104.21.21.175 104.21.21.176 104.21.21.180 104.21.21.181
104.21.21.184 104.21.21.186 104.21.21.188 104.21.21.192
104.21.21.196 104.21.21.198 104.21.21.199 104.21.21.2
104.21.21.20 238.143.210.100 104.21.21.200 104.21.21.203