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 <<>> 104.21.30.81
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 32968
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.30.81.			IN	A

;; AUTHORITY SECTION:
.			322	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021702 1800 900 604800 86400

;; Query time: 60 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 08:36:19 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 81.30.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 81.30.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
114.33.89.38 attackbotsspam
19/11/7@17:41:59: FAIL: IoT-Telnet address from=114.33.89.38
...
2019-11-08 08:28:55
111.199.13.197 attackspam
IP Ban Report :  
 https://help-dysk.pl/wordpress-firewall-plugins/ip/111.199.13.197/ 
 
 CN - 1H : (431)  
 Protection Against DDoS WordPress plugin :  
 "odzyskiwanie danych help-dysk" 
 IP Address Ranges by Country : CN 
 NAME ASN : ASN4808 
 
 IP : 111.199.13.197 
 
 CIDR : 111.199.0.0/18 
 
 PREFIX COUNT : 1972 
 
 UNIQUE IP COUNT : 6728192 
 
 
 ATTACKS DETECTED ASN4808 :  
  1H - 1 
  3H - 2 
  6H - 6 
 12H - 10 
 24H - 32 
 
 DateTime : 2019-11-07 23:42:04 
 
 INFO : Port Scan TELNET Detected and Blocked by ADMIN  - data recovery
2019-11-08 08:24:19
81.134.41.100 attack
SSH Bruteforce attempt
2019-11-08 08:33:26
45.141.84.38 attackbots
2019-11-08T00:42:18.234596mail01 postfix/smtpd[32345]: warning: unknown[45.141.84.38]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2019-11-08T00:45:24.065646mail01 postfix/smtpd[11980]: warning: unknown[45.141.84.38]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2019-11-08T00:48:06.473628mail01 postfix/smtpd[11980]: warning: unknown[45.141.84.38]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2019-11-08 08:44:02
190.144.114.238 attack
2019-11-07T22:41:50.835271abusebot.cloudsearch.cf sshd\[32170\]: Invalid user admin from 190.144.114.238 port 34056
2019-11-08 08:34:28
61.76.169.138 attackspambots
Nov  8 00:07:47 web8 sshd\[22550\]: Invalid user password from 61.76.169.138
Nov  8 00:07:47 web8 sshd\[22550\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.76.169.138
Nov  8 00:07:49 web8 sshd\[22550\]: Failed password for invalid user password from 61.76.169.138 port 31373 ssh2
Nov  8 00:12:09 web8 sshd\[24640\]: Invalid user zhizhe from 61.76.169.138
Nov  8 00:12:09 web8 sshd\[24640\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.76.169.138
2019-11-08 08:38:24
45.95.168.152 attack
2019-11-08T01:19:03.918054struts4.enskede.local sshd\[17565\]: Invalid user ubnt from 45.95.168.152 port 56026
2019-11-08T01:19:03.928612struts4.enskede.local sshd\[17565\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.95.168.152
2019-11-08T01:19:07.331734struts4.enskede.local sshd\[17565\]: Failed password for invalid user ubnt from 45.95.168.152 port 56026 ssh2
2019-11-08T01:19:08.036967struts4.enskede.local sshd\[17567\]: Invalid user admin from 45.95.168.152 port 59866
2019-11-08T01:19:08.043325struts4.enskede.local sshd\[17567\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.95.168.152
...
2019-11-08 08:45:05
212.199.184.89 attackbotsspam
Automatic report - XMLRPC Attack
2019-11-08 08:50:33
222.186.175.155 attackspam
Nov  8 01:27:05 dedicated sshd[31714]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.155  user=root
Nov  8 01:27:08 dedicated sshd[31714]: Failed password for root from 222.186.175.155 port 32094 ssh2
2019-11-08 08:27:19
222.186.180.9 attackbots
SSH Brute Force, server-1 sshd[1667]: Failed password for root from 222.186.180.9 port 46892 ssh2
2019-11-08 08:21:40
1.161.45.139 attackbots
port 23 attempt blocked
2019-11-08 08:15:45
115.159.214.247 attackbots
Nov  8 01:32:06 markkoudstaal sshd[18139]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=115.159.214.247
Nov  8 01:32:07 markkoudstaal sshd[18139]: Failed password for invalid user edcrfv from 115.159.214.247 port 36412 ssh2
Nov  8 01:36:48 markkoudstaal sshd[18517]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=115.159.214.247
2019-11-08 08:46:37
1.160.39.244 attackbotsspam
port 23 attempt blocked
2019-11-08 08:22:10
139.198.5.79 attackspambots
Nov  8 04:55:25 areeb-Workstation sshd[31409]: Failed password for root from 139.198.5.79 port 37264 ssh2
...
2019-11-08 08:35:29
45.95.55.12 attackspam
Nov  4 08:56:46 reporting1 sshd[31793]: Address 45.95.55.12 maps to 45.95.55.12.linkways.de, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!
Nov  4 08:56:46 reporting1 sshd[31793]: Invalid user knoxville from 45.95.55.12
Nov  4 08:56:46 reporting1 sshd[31793]: Failed password for invalid user knoxville from 45.95.55.12 port 58457 ssh2
Nov  4 09:13:23 reporting1 sshd[9301]: Address 45.95.55.12 maps to 45.95.55.12.linkways.de, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!
Nov  4 09:13:23 reporting1 sshd[9301]: User r.r from 45.95.55.12 not allowed because not listed in AllowUsers
Nov  4 09:13:23 reporting1 sshd[9301]: Failed password for invalid user r.r from 45.95.55.12 port 54813 ssh2
Nov  4 09:16:55 reporting1 sshd[11109]: Address 45.95.55.12 maps to 45.95.55.12.linkways.de, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!
Nov  4 09:16:55 reporting1 sshd[11109]: Invalid user terminfo from 45.95.55.12........
-------------------------------
2019-11-08 08:31:18

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