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: United States of America

Internet Service Provider: CenturyLink Communications LLC

Hostname: unknown

Organization: unknown

Usage Type: Fixed Line ISP

Comments:
Type Details Datetime
attack
Port 22 Scan, PTR: None
2020-08-15 14:34:37
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 174.21.138.106
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 52440
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			357	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2020081500 1800 900 604800 86400

;; Query time: 82 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sat Aug 15 14:34:33 CST 2020
;; MSG SIZE  rcvd: 118
Host info
106.138.21.174.in-addr.arpa domain name pointer 174-21-138-106.tukw.qwest.net.
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

Non-authoritative answer:
106.138.21.174.in-addr.arpa	name = 174-21-138-106.tukw.qwest.net.

Authoritative answers can be found from:
Related IP info:
Related comments:
IP Type Details Datetime
104.210.55.208 attackbotsspam
$f2bV_matches
2020-03-10 15:34:40
185.236.38.210 attackspambots
2020-03-10T07:22:38.980907ns386461 sshd\[2370\]: Invalid user oradev from 185.236.38.210 port 48342
2020-03-10T07:22:38.986137ns386461 sshd\[2370\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=185.236.38.210
2020-03-10T07:22:40.877399ns386461 sshd\[2370\]: Failed password for invalid user oradev from 185.236.38.210 port 48342 ssh2
2020-03-10T07:28:57.285768ns386461 sshd\[8425\]: Invalid user postgres from 185.236.38.210 port 58844
2020-03-10T07:28:57.290545ns386461 sshd\[8425\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=185.236.38.210
...
2020-03-10 15:17:49
139.170.150.250 attack
Mar 10 06:46:51 server sshd\[3092\]: Invalid user sinusbot from 139.170.150.250
Mar 10 06:46:51 server sshd\[3092\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.170.150.250 
Mar 10 06:46:54 server sshd\[3092\]: Failed password for invalid user sinusbot from 139.170.150.250 port 50539 ssh2
Mar 10 06:51:36 server sshd\[4000\]: Invalid user lars from 139.170.150.250
Mar 10 06:51:36 server sshd\[4000\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.170.150.250 
...
2020-03-10 15:31:49
167.71.4.117 attack
Mar 10 06:07:35 ip-172-31-62-245 sshd\[1760\]: Invalid user slfbrighttools from 167.71.4.117\
Mar 10 06:07:37 ip-172-31-62-245 sshd\[1760\]: Failed password for invalid user slfbrighttools from 167.71.4.117 port 40308 ssh2\
Mar 10 06:11:02 ip-172-31-62-245 sshd\[1856\]: Invalid user slfbrighttools from 167.71.4.117\
Mar 10 06:11:04 ip-172-31-62-245 sshd\[1856\]: Failed password for invalid user slfbrighttools from 167.71.4.117 port 53516 ssh2\
Mar 10 06:14:26 ip-172-31-62-245 sshd\[1872\]: Invalid user test from 167.71.4.117\
2020-03-10 15:18:32
192.241.255.92 attackbotsspam
Mar 10 07:49:30 odroid64 sshd\[9488\]: Invalid user bing@123 from 192.241.255.92
Mar 10 07:49:30 odroid64 sshd\[9488\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=192.241.255.92
...
2020-03-10 15:25:14
170.80.33.66 attackspam
Automatic report - SSH Brute-Force Attack
2020-03-10 15:27:08
90.153.34.23 attack
Email rejected due to spam filtering
2020-03-10 15:43:02
217.112.142.114 attack
Mar 10 04:36:44 mail.srvfarm.net postfix/smtpd[332665]: NOQUEUE: reject: RCPT from unknown[217.112.142.114]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Mar 10 04:37:31 mail.srvfarm.net postfix/smtpd[332721]: NOQUEUE: reject: RCPT from unknown[217.112.142.114]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Mar 10 04:40:16 mail.srvfarm.net postfix/smtpd[332672]: NOQUEUE: reject: RCPT from unknown[217.112.142.114]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Mar 10 04:40:26 mail.srvfarm.net
2020-03-10 15:48:48
134.73.51.86 attackbotsspam
Mar 10 05:35:35 mail.srvfarm.net postfix/smtpd[353111]: NOQUEUE: reject: RCPT from unknown[134.73.51.86]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Mar 10 05:37:56 mail.srvfarm.net postfix/smtpd[348869]: NOQUEUE: reject: RCPT from unknown[134.73.51.86]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Mar 10 05:37:56 mail.srvfarm.net postfix/smtpd[351700]: NOQUEUE: reject: RCPT from unknown[134.73.51.86]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Mar 10 05:38:28 mail.srvfarm.net postfix/smtpd[353169]: NOQUEUE: reject: RCPT from unknown[134.73.51.86]: 450 4.1.8 
2020-03-10 15:51:53
195.31.160.73 attackspambots
Mar 10 09:47:00 areeb-Workstation sshd[9636]: Failed password for root from 195.31.160.73 port 59408 ssh2
...
2020-03-10 15:38:01
195.58.57.118 attack
Email rejected due to spam filtering
2020-03-10 16:01:41
14.161.26.76 attackspambots
Email rejected due to spam filtering
2020-03-10 15:29:45
187.216.251.179 attackbotsspam
Mar 10 07:01:16 mail.srvfarm.net postfix/smtpd[373914]: warning: unknown[187.216.251.179]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Mar 10 07:01:16 mail.srvfarm.net postfix/smtpd[373914]: lost connection after AUTH from unknown[187.216.251.179]
Mar 10 07:05:30 mail.srvfarm.net postfix/smtpd[374980]: warning: unknown[187.216.251.179]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Mar 10 07:05:30 mail.srvfarm.net postfix/smtpd[374980]: lost connection after AUTH from unknown[187.216.251.179]
Mar 10 07:10:20 mail.srvfarm.net postfix/smtpd[377541]: warning: unknown[187.216.251.179]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2020-03-10 15:50:55
63.82.48.169 attackspambots
Mar 10 05:30:12 mail.srvfarm.net postfix/smtpd[353330]: NOQUEUE: reject: RCPT from unknown[63.82.48.169]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Mar 10 05:31:43 mail.srvfarm.net postfix/smtpd[352802]: NOQUEUE: reject: RCPT from unknown[63.82.48.169]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Mar 10 05:31:43 mail.srvfarm.net postfix/smtpd[353062]: NOQUEUE: reject: RCPT from unknown[63.82.48.169]: 450 4.1.8 : Sender address rejected: Domain not found; from= to= proto=ESMTP helo=
Mar 10 05:31:43 mail.srvfarm.net postfix/smtpd[353110]: NOQUEUE: reject: RCPT from unknown[63.82.48.169]: 450 4.1.8 : Sender address rejecte
2020-03-10 15:53:39
5.39.88.4 attackbots
SSH brute-force: detected 12 distinct usernames within a 24-hour window.
2020-03-10 15:32:09

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