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: IANA Special-Purpose Address

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 <<>> 10.204.157.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 5791
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;10.204.157.21.			IN	A

;; AUTHORITY SECTION:
.			599	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2023111600 1800 900 604800 86400

;; Query time: 15 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Nov 16 14:20:45 CST 2023
;; MSG SIZE  rcvd: 106
Host info
Host 21.157.204.10.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 21.157.204.10.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
104.248.158.0 attackspambots
Jul 16 15:10:56 [host] sshd[25253]: Invalid user nagios from 104.248.158.0
Jul 16 15:10:56 [host] sshd[25253]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.248.158.0
Jul 16 15:10:57 [host] sshd[25253]: Failed password for invalid user nagios from 104.248.158.0 port 55926 ssh2
2019-07-17 04:29:28
5.141.186.78 attack
" "
2019-07-17 04:47:29
142.93.39.29 attackspam
2019-07-17T03:54:55.808496enmeeting.mahidol.ac.th sshd\[1058\]: User root from 142.93.39.29 not allowed because not listed in AllowUsers
2019-07-17T03:54:55.935675enmeeting.mahidol.ac.th sshd\[1058\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=142.93.39.29  user=root
2019-07-17T03:54:57.903039enmeeting.mahidol.ac.th sshd\[1058\]: Failed password for invalid user root from 142.93.39.29 port 50664 ssh2
...
2019-07-17 05:13:52
138.68.173.165 attackbotsspam
2019-07-16T12:09:45.162669MailD postfix/smtpd[32325]: NOQUEUE: reject: RCPT from lutonairporttaxis.co.uk[138.68.173.165]: 554 5.7.1 : Sender address rejected: We reject all .top domains due to spamming; from= to= proto=ESMTP helo=
2019-07-16T12:16:31.032194MailD postfix/smtpd[32325]: NOQUEUE: reject: RCPT from lutonairporttaxis.co.uk[138.68.173.165]: 554 5.7.1 : Sender address rejected: We reject all .top domains due to spamming; from= to= proto=ESMTP helo=
2019-07-16T13:00:52.795383MailD postfix/smtpd[4147]: NOQUEUE: reject: RCPT from lutonairporttaxis.co.uk[138.68.173.165]: 554 5.7.1 : Sender address rejected: We reject all .top domains due to spamming; from= to= proto=ESMTP helo=
2019-07-17 05:06:06
221.7.253.18 attackspam
$f2bV_matches
2019-07-17 05:07:36
202.47.60.25 attackbotsspam
php WP PHPmyadamin ABUSE blocked for 12h
2019-07-17 05:15:54
220.202.217.148 attackbots
2019-07-16T05:16:37.262907 X postfix/smtpd[56953]: NOQUEUE: reject: RCPT from unknown[220.202.217.148]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=SMTP helo=
2019-07-16T08:42:08.718422 X postfix/smtpd[18063]: NOQUEUE: reject: RCPT from unknown[220.202.217.148]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=SMTP helo=
2019-07-16T13:01:16.507652 X postfix/smtpd[51361]: NOQUEUE: reject: RCPT from unknown[220.202.217.148]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=SMTP helo=
2019-07-17 05:08:02
218.92.0.211 attackbots
Jul 16 16:33:22 *** sshd[6742]: User root from 218.92.0.211 not allowed because not listed in AllowUsers
2019-07-17 04:55:47
14.63.169.33 attackbots
Jul 16 22:35:18 localhost sshd\[5208\]: Invalid user test from 14.63.169.33 port 59053
Jul 16 22:35:18 localhost sshd\[5208\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=14.63.169.33
Jul 16 22:35:20 localhost sshd\[5208\]: Failed password for invalid user test from 14.63.169.33 port 59053 ssh2
2019-07-17 04:54:52
223.31.107.214 attack
Jul 16 07:01:45 localhost kernel: [14519098.659989] iptables_INPUT_denied: IN=eth0 OUT= MAC=f2:3c:91:84:83:95:84:78:ac:57:a8:41:08:00 SRC=223.31.107.214 DST=[mungedIP2] LEN=52 TOS=0x00 PREC=0x00 TTL=120 ID=28177 DF PROTO=TCP SPT=55692 DPT=8291 SEQ=2243601688 ACK=0 WINDOW=8192 RES=0x00 SYN URGP=0 OPT (020405B40103030201010402) 
Jul 16 07:01:51 localhost kernel: [14519104.672013] iptables_INPUT_denied: IN=eth0 OUT= MAC=f2:3c:91:84:83:95:84:78:ac:57:a8:41:08:00 SRC=223.31.107.214 DST=[mungedIP2] LEN=48 TOS=0x00 PREC=0x00 TTL=120 ID=203 DF PROTO=TCP SPT=55692 DPT=8291 WINDOW=8192 RES=0x00 SYN URGP=0 
Jul 16 07:01:51 localhost kernel: [14519104.672042] iptables_INPUT_denied: IN=eth0 OUT= MAC=f2:3c:91:84:83:95:84:78:ac:57:a8:41:08:00 SRC=223.31.107.214 DST=[mungedIP2] LEN=48 TOS=0x00 PREC=0x00 TTL=120 ID=203 DF PROTO=TCP SPT=55692 DPT=8291 SEQ=2243601688 ACK=0 WINDOW=8192 RES=0x00 SYN URGP=0 OPT (020405B401010402)
2019-07-17 04:40:00
182.72.26.246 attackspam
[ER hit] Tried to deliver spam. Already well known.
2019-07-17 05:02:08
206.189.27.201 attackspam
Wordpress attack
2019-07-17 05:09:16
157.55.39.245 attackbotsspam
Automatic report - Banned IP Access
2019-07-17 05:02:39
218.253.85.106 attack
Jul 16 10:40:46 XXXXXX sshd[44660]: Invalid user mattermost from 218.253.85.106 port 36897
2019-07-17 04:47:54
117.119.83.84 attackbotsspam
Jul 16 11:28:19 db sshd\[8099\]: Invalid user airdamin from 117.119.83.84
Jul 16 11:28:19 db sshd\[8099\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.119.83.84 
Jul 16 11:28:21 db sshd\[8099\]: Failed password for invalid user airdamin from 117.119.83.84 port 38126 ssh2
Jul 16 11:29:21 db sshd\[8107\]: Invalid user test from 117.119.83.84
Jul 16 11:29:21 db sshd\[8107\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.119.83.84 
...
2019-07-17 04:51:53

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