21.99.6.23 - IPInfo

Basic Info

City: unknown

Region: unknown

Country: United States of America (the)

Internet Service Provider: unknown

Hostname: unknown

Organization: unknown

Usage Type: unknown

Comments:

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Comments on same subnet:

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Whois info:

Dig info:

; <<>> DiG 9.10.3-P4-Ubuntu <<>> 21.99.6.23
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 12273
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;21.99.6.23.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025012101 1800 900 604800 86400

;; Query time: 14 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Wed Jan 22 06:35:46 CST 2025
;; MSG SIZE  rcvd: 103

Host info

Host 23.6.99.21.in-addr.arpa. not found: 3(NXDOMAIN)

Nslookup info:

Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 23.6.99.21.in-addr.arpa: NXDOMAIN

Related IP info:

Related comments:

IP	Type	Details	Datetime
124.207.165.138	attack	B: Abusive ssh attack	2020-07-06 20:06:55
1.9.128.2	attackspambots	Jul 6 06:53:46 server sshd[28223]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=1.9.128.2 Jul 6 06:53:48 server sshd[28223]: Failed password for invalid user chs from 1.9.128.2 port 26697 ssh2 Jul 6 06:58:27 server sshd[28459]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=1.9.128.2 ...	2020-07-06 20:32:36
212.64.7.134	attackspam	Jul 6 06:33:03 vps687878 sshd\[8895\]: Invalid user ftpuser from 212.64.7.134 port 51408 Jul 6 06:33:03 vps687878 sshd\[8895\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.64.7.134 Jul 6 06:33:05 vps687878 sshd\[8895\]: Failed password for invalid user ftpuser from 212.64.7.134 port 51408 ssh2 Jul 6 06:35:11 vps687878 sshd\[9049\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.64.7.134 user=root Jul 6 06:35:13 vps687878 sshd\[9049\]: Failed password for root from 212.64.7.134 port 47188 ssh2 ...	2020-07-06 20:37:38
141.98.10.198	attackspambots	SSH Brute-Force reported by Fail2Ban	2020-07-06 20:21:52
124.127.206.4	attackbotsspam	Jul 6 14:16:45 h2646465 sshd[25975]: Invalid user kafka from 124.127.206.4 Jul 6 14:16:45 h2646465 sshd[25975]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=124.127.206.4 Jul 6 14:16:45 h2646465 sshd[25975]: Invalid user kafka from 124.127.206.4 Jul 6 14:16:48 h2646465 sshd[25975]: Failed password for invalid user kafka from 124.127.206.4 port 42043 ssh2 Jul 6 14:20:53 h2646465 sshd[26226]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=124.127.206.4 user=root Jul 6 14:20:55 h2646465 sshd[26226]: Failed password for root from 124.127.206.4 port 23128 ssh2 Jul 6 14:22:18 h2646465 sshd[26299]: Invalid user comfort from 124.127.206.4 Jul 6 14:22:18 h2646465 sshd[26299]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=124.127.206.4 Jul 6 14:22:18 h2646465 sshd[26299]: Invalid user comfort from 124.127.206.4 Jul 6 14:22:20 h2646465 sshd[26299]: Failed password for invalid user comf	2020-07-06 20:34:47
141.98.10.199	attack	SSH Brute-Force reported by Fail2Ban	2020-07-06 20:10:23
79.42.138.252	attackbotsspam	Unauthorized connection attempt detected from IP address 79.42.138.252 to port 5555	2020-07-06 20:26:04
123.117.77.166	attackspam	Jul 6 05:46:58 icinga sshd[7930]: Failed password for root from 123.117.77.166 port 47621 ssh2 Jul 6 05:47:00 icinga sshd[7934]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.117.77.166 Jul 6 05:47:02 icinga sshd[7934]: Failed password for invalid user local from 123.117.77.166 port 47706 ssh2 ...	2020-07-06 20:18:44
210.183.237.222	attackspam	Attempted connection to port 5555.	2020-07-06 20:33:01
71.6.233.150	attack	Automatic report - Port Scan Attack	2020-07-06 20:20:51
122.51.179.190	attackspam	20 attempts against mh-ssh on grass	2020-07-06 20:23:03
89.237.195.134	attackspambots	Jul 6 05:47:11 smtp postfix/smtpd[81745]: NOQUEUE: reject: RCPT from unknown[89.237.195.134]: 554 5.7.1 Service unavailable; Client host [89.237.195.134] blocked using cbl.abuseat.org; Blocked - see http://www.abuseat.org/lookup.cgi?ip=89.237.195.134; from= to= proto=ESMTP helo=<[89.237.195.134]> ...	2020-07-06 20:13:03
39.99.210.38	attack	SSH brute force attempt	2020-07-06 20:05:00
140.143.9.142	attackbotsspam	Automatic report BANNED IP	2020-07-06 20:14:03
217.73.141.211	attackbots	217.73.141.211 - - [06/Jul/2020:04:45:37 +0100] "POST /xmlrpc.php HTTP/1.1" 403 219 "-" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)" 217.73.141.211 - - [06/Jul/2020:04:45:38 +0100] "POST /wp-login.php HTTP/1.1" 200 5871 "-" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)" 217.73.141.211 - - [06/Jul/2020:04:46:39 +0100] "POST /xmlrpc.php HTTP/1.1" 403 219 "-" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)" ...	2020-07-06 20:35:21

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