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 <<>> 104.21.51.139
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 3658
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.51.139.			IN	A

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

;; Query time: 58 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 23:39:00 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 139.51.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 139.51.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
222.186.175.182 attackspambots
Oct 28 21:53:19 MK-Soft-Root1 sshd[13517]: Failed password for root from 222.186.175.182 port 44762 ssh2
Oct 28 21:53:24 MK-Soft-Root1 sshd[13517]: Failed password for root from 222.186.175.182 port 44762 ssh2
...
2019-10-29 04:59:21
202.134.191.156 attackspambots
Automatic report - XMLRPC Attack
2019-10-29 05:18:16
142.93.241.93 attackspam
Oct 28 21:52:08 lnxded63 sshd[13414]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=142.93.241.93
2019-10-29 05:07:59
114.46.108.166 attackspam
IP Ban Report :  
 https://help-dysk.pl/wordpress-firewall-plugins/ip/114.46.108.166/ 
 
 TW - 1H : (224)  
 Protection Against DDoS WordPress plugin :  
 "odzyskiwanie danych help-dysk" 
 IP Address Ranges by Country : TW 
 NAME ASN : ASN3462 
 
 IP : 114.46.108.166 
 
 CIDR : 114.46.0.0/16 
 
 PREFIX COUNT : 390 
 
 UNIQUE IP COUNT : 12267520 
 
 
 ATTACKS DETECTED ASN3462 :  
  1H - 17 
  3H - 78 
  6H - 172 
 12H - 181 
 24H - 217 
 
 DateTime : 2019-10-28 21:10:52 
 
 INFO : Port Scan TELNET Detected and Blocked by ADMIN  - data recovery
2019-10-29 05:08:32
209.124.66.15 attackspam
Automatic report - XMLRPC Attack
2019-10-29 05:30:23
114.7.120.10 attackspambots
Oct 22 14:54:30 heissa sshd\[2426\]: Invalid user lige from 114.7.120.10 port 37638
Oct 22 14:54:30 heissa sshd\[2426\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=114.7.120.10
Oct 22 14:54:32 heissa sshd\[2426\]: Failed password for invalid user lige from 114.7.120.10 port 37638 ssh2
Oct 22 15:04:19 heissa sshd\[3921\]: Invalid user User from 114.7.120.10 port 40014
Oct 22 15:04:19 heissa sshd\[3921\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=114.7.120.10
2019-10-29 05:28:36
200.11.150.238 attack
SSH brutforce
2019-10-29 05:24:10
45.95.33.13 attackbotsspam
Postfix DNSBL listed. Trying to send SPAM.
2019-10-29 05:31:05
91.206.200.231 attackspam
Automatic report - XMLRPC Attack
2019-10-29 05:16:41
45.82.153.76 attack
SMTP bruteforce auth scanning - failed login with invalid user
2019-10-29 05:23:50
139.59.82.78 attack
Triggered by Fail2Ban at Vostok web server
2019-10-29 04:57:09
177.73.104.87 attackspambots
Oct 28 21:11:00 [munged] sshd[14789]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=177.73.104.87
2019-10-29 05:03:26
159.89.104.243 attackspam
Oct 28 21:43:18 ns381471 sshd[13641]: Failed password for root from 159.89.104.243 port 59769 ssh2
2019-10-29 05:24:27
5.53.125.68 attackbots
Oct x@x
Oct x@x
Oct x@x
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Oct x@x


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https://www.blocklist.de/en/view.html?ip=5.53.125.68
2019-10-29 05:22:07
188.19.187.121 attackbotsspam
Chat Spam
2019-10-29 05:12:51

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