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: Ukraine

Internet Service Provider: IT

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 <<>> 81.21.1.0
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 32202
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;81.21.1.0.			IN	A

;; AUTHORITY SECTION:
.			347	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019120801 1800 900 604800 86400

;; Query time: 61 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Mon Dec 09 05:23:25 CST 2019
;; MSG SIZE  rcvd: 113
Host info
0.1.21.81.in-addr.arpa domain name pointer unknown-host.intellecom.net.ua.
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

Non-authoritative answer:
0.1.21.81.in-addr.arpa	name = unknown-host.intellecom.net.ua.

Authoritative answers can be found from:
Related IP info:
Related comments:
IP Type Details Datetime
202.131.69.18 attackspambots
Invalid user game from 202.131.69.18 port 40640
2020-09-02 12:59:49
78.128.113.118 attack
Aug 29 21:52:53 mail postfix/smtpd\[10335\]: warning: unknown\[78.128.113.118\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Aug 29 21:57:08 mail postfix/smtpd\[12025\]: warning: unknown\[78.128.113.118\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Aug 29 21:57:25 mail postfix/smtpd\[12020\]: warning: unknown\[78.128.113.118\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Aug 29 22:27:24 mail postfix/smtpd\[12452\]: warning: unknown\[78.128.113.118\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
2020-09-02 12:46:21
208.109.8.138 attackbotsspam
Trolling for resource vulnerabilities
2020-09-02 13:11:58
206.189.38.105 attackspambots
2020-09-02T07:59:28.451109afi-git.jinr.ru sshd[24613]: Failed password for root from 206.189.38.105 port 50584 ssh2
2020-09-02T08:02:49.949132afi-git.jinr.ru sshd[25362]: Invalid user user from 206.189.38.105 port 43564
2020-09-02T08:02:49.952208afi-git.jinr.ru sshd[25362]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=206.189.38.105
2020-09-02T08:02:49.949132afi-git.jinr.ru sshd[25362]: Invalid user user from 206.189.38.105 port 43564
2020-09-02T08:02:51.606790afi-git.jinr.ru sshd[25362]: Failed password for invalid user user from 206.189.38.105 port 43564 ssh2
...
2020-09-02 13:08:04
76.71.154.80 attack
(sshd) Failed SSH login from 76.71.154.80 (CA/Canada/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Sep  1 12:47:47 server4 sshd[18418]: Invalid user admin from 76.71.154.80
Sep  1 12:47:50 server4 sshd[18418]: Failed password for invalid user admin from 76.71.154.80 port 46885 ssh2
Sep  1 12:47:50 server4 sshd[18424]: Invalid user admin from 76.71.154.80
Sep  1 12:47:52 server4 sshd[18424]: Failed password for invalid user admin from 76.71.154.80 port 46955 ssh2
Sep  1 12:47:53 server4 sshd[18437]: Invalid user admin from 76.71.154.80
2020-09-02 13:09:20
195.223.211.242 attackbots
Sep  1 19:24:26 ns3033917 sshd[8285]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=195.223.211.242
Sep  1 19:24:26 ns3033917 sshd[8285]: Invalid user tomek from 195.223.211.242 port 35004
Sep  1 19:24:28 ns3033917 sshd[8285]: Failed password for invalid user tomek from 195.223.211.242 port 35004 ssh2
...
2020-09-02 13:01:57
218.17.162.119 attack
" "
2020-09-02 12:48:19
62.234.193.119 attackspambots
2020-09-02T03:28:46.070582ns386461 sshd\[13844\]: Invalid user kiran from 62.234.193.119 port 40170
2020-09-02T03:28:46.075069ns386461 sshd\[13844\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=62.234.193.119
2020-09-02T03:28:47.942232ns386461 sshd\[13844\]: Failed password for invalid user kiran from 62.234.193.119 port 40170 ssh2
2020-09-02T03:29:43.444305ns386461 sshd\[14792\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=62.234.193.119  user=root
2020-09-02T03:29:45.802652ns386461 sshd\[14792\]: Failed password for root from 62.234.193.119 port 51266 ssh2
...
2020-09-02 13:03:03
45.142.120.147 attackspambots
2020-09-01T22:53:43.014598linuxbox-skyline auth[26446]: pam_unix(dovecot:auth): authentication failure; logname= uid=0 euid=0 tty=dovecot ruser=xen1 rhost=45.142.120.147
...
2020-09-02 13:01:27
118.24.158.42 attack
Sep  2 02:51:45 rancher-0 sshd[1395543]: Invalid user gerardo from 118.24.158.42 port 53916
...
2020-09-02 12:45:21
49.232.100.132 attackbots
Sep  1 19:35:10 vps-51d81928 sshd[156255]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.232.100.132 
Sep  1 19:35:10 vps-51d81928 sshd[156255]: Invalid user nec from 49.232.100.132 port 57978
Sep  1 19:35:12 vps-51d81928 sshd[156255]: Failed password for invalid user nec from 49.232.100.132 port 57978 ssh2
Sep  1 19:39:58 vps-51d81928 sshd[156313]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.232.100.132  user=root
Sep  1 19:40:00 vps-51d81928 sshd[156313]: Failed password for root from 49.232.100.132 port 54750 ssh2
...
2020-09-02 12:41:13
106.13.19.75 attack
Invalid user devuser from 106.13.19.75 port 56004
2020-09-02 12:47:49
185.220.102.254 attack
(sshd) Failed SSH login from 185.220.102.254 (DE/Germany/tor-exit-relay-8.anonymizing-proxy.digitalcourage.de): 10 in the last 3600 secs
2020-09-02 12:43:09
112.6.44.28 attackspam
Brute force attack stopped by firewall
2020-09-02 13:07:16
122.51.186.17 attackbots
Sep  1 15:10:35 dignus sshd[4763]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.51.186.17
Sep  1 15:10:36 dignus sshd[4763]: Failed password for invalid user izt from 122.51.186.17 port 59458 ssh2
Sep  1 15:15:27 dignus sshd[5484]: Invalid user remote from 122.51.186.17 port 59366
Sep  1 15:15:27 dignus sshd[5484]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.51.186.17
Sep  1 15:15:29 dignus sshd[5484]: Failed password for invalid user remote from 122.51.186.17 port 59366 ssh2
...
2020-09-02 12:33:18

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