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 (the)

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 <<>> 205.42.123.139
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 37475
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;205.42.123.139.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025022700 1800 900 604800 86400

;; Query time: 36 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 27 18:05:47 CST 2025
;; MSG SIZE  rcvd: 107
Host info
Host 139.123.42.205.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 139.123.42.205.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
111.72.194.102 attack
Sep 29 00:22:52 srv01 postfix/smtpd\[19604\]: warning: unknown\[111.72.194.102\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep 29 00:33:09 srv01 postfix/smtpd\[19604\]: warning: unknown\[111.72.194.102\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep 29 00:36:35 srv01 postfix/smtpd\[22584\]: warning: unknown\[111.72.194.102\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep 29 00:36:47 srv01 postfix/smtpd\[22584\]: warning: unknown\[111.72.194.102\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep 29 00:37:03 srv01 postfix/smtpd\[22584\]: warning: unknown\[111.72.194.102\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2020-09-29 20:43:53
176.122.141.223 attackbots
Invalid user ben from 176.122.141.223 port 39574
2020-09-29 21:10:14
111.229.57.3 attackspambots
Invalid user uno from 111.229.57.3 port 57684
2020-09-29 21:14:06
111.229.1.180 attackbotsspam
(sshd) Failed SSH login from 111.229.1.180 (CN/China/-): 5 in the last 3600 secs
2020-09-29 20:53:09
89.165.2.239 attack
$f2bV_matches
2020-09-29 21:15:42
218.241.154.197 attackbots
[N10.H2.VM2] Port Scanner Detected Blocked by UFW
2020-09-29 20:45:16
80.251.210.12 attackbots
prod8
...
2020-09-29 21:11:12
23.101.156.218 attackspambots
Sep 29 08:15:42 pornomens sshd\[16394\]: Invalid user wms from 23.101.156.218 port 32862
Sep 29 08:15:42 pornomens sshd\[16394\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=23.101.156.218
Sep 29 08:15:43 pornomens sshd\[16394\]: Failed password for invalid user wms from 23.101.156.218 port 32862 ssh2
...
2020-09-29 21:04:30
202.153.37.194 attackbots
Sep 29 14:42:31 *hidden* sshd[44604]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=202.153.37.194 Sep 29 14:42:33 *hidden* sshd[44604]: Failed password for invalid user tphan from 202.153.37.194 port 62480 ssh2 Sep 29 14:47:21 *hidden* sshd[45509]: Invalid user oracle from 202.153.37.194 port 27151
2020-09-29 21:11:41
212.133.233.23 attack
Sep 28 22:40:01 mellenthin postfix/smtpd[9741]: NOQUEUE: reject: RCPT from unknown[212.133.233.23]: 554 5.7.1 Service unavailable; Client host [212.133.233.23] blocked using zen.spamhaus.org; https://www.spamhaus.org/query/ip/212.133.233.23 / https://www.spamhaus.org/sbl/query/SBLCSS; from= to= proto=ESMTP helo=<[212.133.233.23]>
2020-09-29 21:09:52
89.163.223.246 attackspambots
2020-09-29T06:56:35.927617linuxbox-skyline sshd[216355]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=89.163.223.246  user=root
2020-09-29T06:56:38.122018linuxbox-skyline sshd[216355]: Failed password for root from 89.163.223.246 port 33154 ssh2
...
2020-09-29 21:08:31
195.22.148.76 attackspam
firewall-block, port(s): 123/tcp, 2323/tcp
2020-09-29 20:51:30
91.236.172.95 attack
$f2bV_matches
2020-09-29 20:53:34
176.31.163.192 attackspam
Sep 29 02:13:30 ws22vmsma01 sshd[68221]: Failed password for root from 176.31.163.192 port 40454 ssh2
...
2020-09-29 20:40:16
192.241.211.94 attackspambots
Invalid user xxxx from 192.241.211.94 port 41310
2020-09-29 21:02:04

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