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:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.0.137
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 36854
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.0.137.			IN	A

;; AUTHORITY SECTION:
.			239	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022022001 1800 900 604800 86400

;; Query time: 83 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Mon Feb 21 11:39:43 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 137.0.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 137.0.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
157.230.174.111 attack
Sep 15 14:31:24 nextcloud sshd\[23626\]: Invalid user admin from 157.230.174.111
Sep 15 14:31:24 nextcloud sshd\[23626\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.174.111
Sep 15 14:31:26 nextcloud sshd\[23626\]: Failed password for invalid user admin from 157.230.174.111 port 46084 ssh2
...
2019-09-15 20:42:45
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
46.33.225.84 attack
2019-09-15T04:59:41.410748abusebot-5.cloudsearch.cf sshd\[21142\]: Invalid user siphiwo from 46.33.225.84 port 46838
2019-09-15 20:25:39
110.164.189.53 attackbots
[Aegis] @ 2019-09-15 11:31:16  0100 -> Attempted Administrator Privilege Gain: ET SCAN LibSSH Based Frequent SSH Connections Likely BruteForce Attack
2019-09-15 21:07:42
37.187.117.187 attackbotsspam
Sep 15 12:25:00 ip-172-31-62-245 sshd\[18298\]: Invalid user vikram from 37.187.117.187\
Sep 15 12:25:02 ip-172-31-62-245 sshd\[18298\]: Failed password for invalid user vikram from 37.187.117.187 port 55358 ssh2\
Sep 15 12:29:23 ip-172-31-62-245 sshd\[18359\]: Invalid user ftpuser from 37.187.117.187\
Sep 15 12:29:25 ip-172-31-62-245 sshd\[18359\]: Failed password for invalid user ftpuser from 37.187.117.187 port 39870 ssh2\
Sep 15 12:33:42 ip-172-31-62-245 sshd\[18427\]: Invalid user w6admin from 37.187.117.187\
2019-09-15 20:49:30
176.9.24.90 attackspambots
Lines containing failures of 176.9.24.90
Sep 15 08:19:18 shared04 sshd[29706]: Invalid user testuser from 176.9.24.90 port 32772
Sep 15 08:19:18 shared04 sshd[29706]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=176.9.24.90
Sep 15 08:19:20 shared04 sshd[29706]: Failed password for invalid user testuser from 176.9.24.90 port 32772 ssh2
Sep 15 08:19:20 shared04 sshd[29706]: Received disconnect from 176.9.24.90 port 32772:11: Bye Bye [preauth]
Sep 15 08:19:20 shared04 sshd[29706]: Disconnected from invalid user testuser 176.9.24.90 port 32772 [preauth]


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=176.9.24.90
2019-09-15 21:00:47
112.85.42.185 attack
Sep 15 08:00:21 aat-srv002 sshd[9159]: Failed password for root from 112.85.42.185 port 27560 ssh2
Sep 15 08:00:24 aat-srv002 sshd[9159]: Failed password for root from 112.85.42.185 port 27560 ssh2
Sep 15 08:00:26 aat-srv002 sshd[9159]: Failed password for root from 112.85.42.185 port 27560 ssh2
Sep 15 08:02:39 aat-srv002 sshd[9232]: Failed password for root from 112.85.42.185 port 48945 ssh2
...
2019-09-15 21:07:08
202.114.122.193 attackbots
SSH brutforce
2019-09-15 20:55:10
198.15.142.67 attackbotsspam
Brute forcing RDP port 3389
2019-09-15 20:55:40
177.69.237.49 attackbots
$f2bV_matches
2019-09-15 21:00:24
120.52.120.18 attack
Sep 14 23:25:22 web9 sshd\[30873\]: Invalid user jhonny from 120.52.120.18
Sep 14 23:25:22 web9 sshd\[30873\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=120.52.120.18
Sep 14 23:25:24 web9 sshd\[30873\]: Failed password for invalid user jhonny from 120.52.120.18 port 60719 ssh2
Sep 14 23:33:08 web9 sshd\[32719\]: Invalid user web from 120.52.120.18
Sep 14 23:33:08 web9 sshd\[32719\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=120.52.120.18
2019-09-15 21:04:57
49.88.112.55 attackspambots
2019-09-15T18:16:06.330241enmeeting.mahidol.ac.th sshd\[30270\]: User root from 49.88.112.55 not allowed because not listed in AllowUsers
2019-09-15T18:16:06.735830enmeeting.mahidol.ac.th sshd\[30270\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.88.112.55  user=root
2019-09-15T18:16:08.477778enmeeting.mahidol.ac.th sshd\[30270\]: Failed password for invalid user root from 49.88.112.55 port 12791 ssh2
...
2019-09-15 20:40:23
88.247.65.64 attack
TR - 1H : (35)  Protection Against DDoS WordPress plugin :  
 "odzyskiwanie danych help-dysk" 
 IP Address Ranges by Country : TR 
 NAME ASN : ASN9121 
 
 IP : 88.247.65.64 
 
 CIDR : 88.247.64.0/20 
 
 PREFIX COUNT : 4577 
 
 UNIQUE IP COUNT : 6868736 
 
 
 WYKRYTE ATAKI Z ASN9121 :  
  1H - 1 
  3H - 4 
  6H - 6 
 12H - 10 
 24H - 22 
 
 INFO : SYN Flood DDoS Attack Denial-of-Service Attack (DoS) Detected and Blocked by ADMIN  - data recovery 
  https://help-dysk.pl
2019-09-15 21:13:16
195.208.116.246 attack
Sep 15 10:19:14 heissa sshd\[15291\]: Invalid user mmills from 195.208.116.246 port 43810
Sep 15 10:19:14 heissa sshd\[15291\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=195.208.116.246
Sep 15 10:19:16 heissa sshd\[15291\]: Failed password for invalid user mmills from 195.208.116.246 port 43810 ssh2
Sep 15 10:25:20 heissa sshd\[16075\]: Invalid user staff2 from 195.208.116.246 port 45810
Sep 15 10:25:20 heissa sshd\[16075\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=195.208.116.246
2019-09-15 20:56:42
210.242.157.12 attack
SSH Bruteforce attempt
2019-09-15 20:30:16

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