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: Czech Republic

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 <<>> 109.105.53.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 60295
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;109.105.53.21.			IN	A

;; AUTHORITY SECTION:
.			600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022022800 1800 900 604800 86400

;; Query time: 73 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Mon Feb 28 17:01:49 CST 2022
;; MSG SIZE  rcvd: 106
Host info
b'21.53.105.109.in-addr.arpa is an alias for 21.20-27.53.105.109.in-addr.arpa.
21.20-27.53.105.109.in-addr.arpa domain name pointer yvaine.argalas.net.
'
Nslookup info:
b'21.53.105.109.in-addr.arpa	canonical name = 21.20-27.53.105.109.in-addr.arpa.
21.20-27.53.105.109.in-addr.arpa	name = yvaine.argalas.net.

Authoritative answers can be found from:

'
Related IP info:
Related comments:
IP Type Details Datetime
112.161.203.170 attack
2019-11-15T22:58:03.918024  sshd[15342]: Invalid user dantzen from 112.161.203.170 port 60210
2019-11-15T22:58:03.931200  sshd[15342]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.161.203.170
2019-11-15T22:58:03.918024  sshd[15342]: Invalid user dantzen from 112.161.203.170 port 60210
2019-11-15T22:58:06.512813  sshd[15342]: Failed password for invalid user dantzen from 112.161.203.170 port 60210 ssh2
2019-11-15T23:11:09.805162  sshd[15502]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.161.203.170  user=mysql
2019-11-15T23:11:11.955533  sshd[15502]: Failed password for mysql from 112.161.203.170 port 53994 ssh2
...
2019-11-16 06:42:17
220.173.55.8 attack
2019-11-15T13:02:22.318792suse-nuc sshd[17529]: Invalid user csantander from 220.173.55.8 port 50776
...
2019-11-16 06:33:38
37.223.182.138 attackspambots
Invalid user Eemil from 37.223.182.138 port 57668
2019-11-16 06:28:48
49.235.140.231 attackspambots
Nov 15 11:42:46 firewall sshd[23845]: Invalid user pranesh from 49.235.140.231
Nov 15 11:42:48 firewall sshd[23845]: Failed password for invalid user pranesh from 49.235.140.231 port 27781 ssh2
Nov 15 11:47:45 firewall sshd[23932]: Invalid user kathey from 49.235.140.231
...
2019-11-16 06:29:20
37.59.107.100 attackspam
Nov 15 19:16:59 vps691689 sshd[24655]: Failed password for root from 37.59.107.100 port 46450 ssh2
Nov 15 19:20:35 vps691689 sshd[24692]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.59.107.100
...
2019-11-16 06:41:46
178.32.161.90 attack
Nov 15 15:35:11 lnxweb61 sshd[31991]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.32.161.90
2019-11-16 06:36:14
51.38.176.147 attack
Nov 15 19:26:54 firewall sshd[1661]: Failed password for invalid user croner from 51.38.176.147 port 47848 ssh2
Nov 15 19:30:13 firewall sshd[1740]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.38.176.147  user=root
Nov 15 19:30:16 firewall sshd[1740]: Failed password for root from 51.38.176.147 port 38120 ssh2
...
2019-11-16 06:46:51
219.135.194.77 attackbots
Nov 15 08:34:57 mailman postfix/smtpd[10073]: warning: unknown[219.135.194.77]: SASL LOGIN authentication failed: authentication failure
2019-11-16 06:46:27
196.52.43.120 attackbots
MultiHost/MultiPort Probe, Scan, Hack -
2019-11-16 06:37:51
139.155.22.165 attackspam
Invalid user baudoin from 139.155.22.165 port 46152
2019-11-16 06:59:28
49.236.195.48 attackbots
SSH brute-force: detected 26 distinct usernames within a 24-hour window.
2019-11-16 06:27:06
106.13.49.221 attackbotsspam
Nov 15 17:37:20 eventyay sshd[12212]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.49.221
Nov 15 17:37:22 eventyay sshd[12212]: Failed password for invalid user nickelan from 106.13.49.221 port 44824 ssh2
Nov 15 17:42:31 eventyay sshd[12305]: Failed password for backup from 106.13.49.221 port 47666 ssh2
...
2019-11-16 06:35:30
182.18.139.201 attackbots
Automatic report - Banned IP Access
2019-11-16 06:26:03
45.146.203.133 attack
Postfix DNSBL listed. Trying to send SPAM.
2019-11-16 06:53:35
163.172.207.104 attack
\[2019-11-15 17:38:31\] SECURITY\[2634\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-11-15T17:38:31.244-0500",Severity="Error",Service="SIP",EventVersion="1",AccountID="919191011972592277524",SessionID="0x7fdf2c836d78",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/163.172.207.104/57896",ACLName="no_extension_match"
\[2019-11-15 17:41:30\] SECURITY\[2634\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-11-15T17:41:30.190-0500",Severity="Error",Service="SIP",EventVersion="1",AccountID="123011972592277524",SessionID="0x7fdf2c003608",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/163.172.207.104/58116",ACLName="no_extension_match"
\[2019-11-15 17:45:01\] SECURITY\[2634\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-11-15T17:45:01.973-0500",Severity="Error",Service="SIP",EventVersion="1",AccountID="987011972592277524",SessionID="0x7fdf2c836d78",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/163.172.207.104/5595
2019-11-16 06:59:01

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