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: Russian Federation

Internet Service Provider: OJSC Rostelecom

Hostname: unknown

Organization: unknown

Usage Type: Fixed Line ISP

Comments:
Type Details Datetime
attackspambots
SSH Brute-Force reported by Fail2Ban
2019-08-07 18:50:01
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 5.141.71.75
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 34317
;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			3600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019080700 1800 900 604800 86400

;; Query time: 2 msec
;; SERVER: 67.207.67.2#53(67.207.67.2)
;; WHEN: Wed Aug 07 18:49:56 CST 2019
;; MSG SIZE  rcvd: 115
Host info
Host 75.71.141.5.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		67.207.67.2
Address:	67.207.67.2#53

** server can't find 75.71.141.5.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
162.243.133.182 attackspambots
srv03 Mass scanning activity detected Target: 5432(postgresql) ..
2020-04-19 22:47:41
183.83.85.102 attackspam
1587297785 - 04/19/2020 14:03:05 Host: 183.83.85.102/183.83.85.102 Port: 445 TCP Blocked
2020-04-19 22:49:04
185.192.108.219 attackbotsspam
Apr 19 07:23:59 our-server-hostname postfix/smtpd[4367]: connect from unknown[185.192.108.219]
Apr x@x
Apr 19 07:24:00 our-server-hostname postfix/smtpd[4367]: disconnect from unknown[185.192.108.219]
Apr 19 07:24:06 our-server-hostname postfix/smtpd[4400]: connect from unknown[185.192.108.219]
Apr x@x
Apr 19 0
.... truncated .... 

Apr 19 07:23:59 our-server-hostname postfix/smtpd[4367]: connect from unknown[185.192.108.219]
Apr x@x
Apr 19 07:24:00 our-server-hostname postfix/smtpd[4367]: disconnect from unknown[185.192.108.219]
Apr 19 07:24:06 our-server-hostname postfix/smtpd[4400]: connect from unknown[185.192.108.219]
Apr x@x
Apr 19 07:24:07 our-server-hostname postfix/smtpd[4400]: disconnect from unknown[185.192.108.219]
Apr 19 07:27:15 our-server-hostname postfix/smtpd[4718]: connect from unknown[185.192.108.219]
Apr x@x
Apr 19 07:27:16 our-server-hostname postfix/smtpd[4718]: disconnect from unknown[185.192.108.219]
Apr 19 07:32:46 our-server-hostname postfix/sm........
-------------------------------
2020-04-19 22:12:12
183.129.159.162 attackbotsspam
k+ssh-bruteforce
2020-04-19 22:41:03
79.137.72.171 attack
Apr 19 16:37:53 host5 sshd[16495]: Invalid user hk from 79.137.72.171 port 50585
...
2020-04-19 22:39:42
188.166.147.211 attackbotsspam
$f2bV_matches
2020-04-19 22:53:54
112.87.5.69 attackbotsspam
Apr 19 21:44:06 our-server-hostname postfix/smtpd[16963]: connect from unknown[112.87.5.69]
Apr x@x
Apr x@x
Apr x@x
Apr x@x
Apr x@x
Apr x@x
Apr x@x
Apr x@x
Apr x@x
Apr x@x


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=112.87.5.69
2020-04-19 22:15:49
77.55.212.26 attackspambots
Apr 19 13:40:59 rs-7 sshd[37322]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=77.55.212.26  user=r.r
Apr 19 13:41:01 rs-7 sshd[37322]: Failed password for r.r from 77.55.212.26 port 39708 ssh2
Apr 19 13:41:01 rs-7 sshd[37322]: Received disconnect from 77.55.212.26 port 39708:11: Bye Bye [preauth]
Apr 19 13:41:01 rs-7 sshd[37322]: Disconnected from 77.55.212.26 port 39708 [preauth]
Apr 19 13:49:18 rs-7 sshd[38634]: Invalid user daijiabao from 77.55.212.26 port 56432
Apr 19 13:49:18 rs-7 sshd[38634]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=77.55.212.26


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=77.55.212.26
2020-04-19 22:38:20
118.25.78.59 attack
Port scan detected on ports: 1433[TCP], 1433[TCP], 1433[TCP]
2020-04-19 22:31:59
106.12.27.11 attackbots
Apr 19 14:03:40 tuxlinux sshd[3673]: Invalid user ou from 106.12.27.11 port 49876
Apr 19 14:03:40 tuxlinux sshd[3673]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.27.11 
Apr 19 14:03:40 tuxlinux sshd[3673]: Invalid user ou from 106.12.27.11 port 49876
Apr 19 14:03:40 tuxlinux sshd[3673]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.27.11 
Apr 19 14:03:40 tuxlinux sshd[3673]: Invalid user ou from 106.12.27.11 port 49876
Apr 19 14:03:40 tuxlinux sshd[3673]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.27.11 
Apr 19 14:03:42 tuxlinux sshd[3673]: Failed password for invalid user ou from 106.12.27.11 port 49876 ssh2
...
2020-04-19 22:20:05
104.131.217.56 attackbots
DigitalOcean BotNet attack - 10s of requests to non- pages - :443/app-ads.txt - typically bursts of 8 requests per second - undefined, XSS attacks
UA removed
2020-04-19 22:32:17
106.12.207.92 attack
Apr 19 14:03:44 163-172-32-151 sshd[8258]: Invalid user postgres from 106.12.207.92 port 34888
...
2020-04-19 22:17:05
145.239.72.63 attack
Brute-force attempt banned
2020-04-19 22:14:05
114.219.157.97 attackbotsspam
Apr 19 11:56:20 localhost sshd[52377]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=114.219.157.97  user=root
Apr 19 11:56:22 localhost sshd[52377]: Failed password for root from 114.219.157.97 port 34543 ssh2
Apr 19 11:59:40 localhost sshd[52725]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=114.219.157.97  user=root
Apr 19 11:59:41 localhost sshd[52725]: Failed password for root from 114.219.157.97 port 55004 ssh2
Apr 19 12:03:10 localhost sshd[53126]: Invalid user test3 from 114.219.157.97 port 47238
...
2020-04-19 22:45:20
116.36.168.80 attack
(sshd) Failed SSH login from 116.36.168.80 (KR/South Korea/-): 5 in the last 3600 secs
2020-04-19 22:37:44

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