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: Netherlands

Internet Service Provider: Microsoft Corporation

Hostname: unknown

Organization: unknown

Usage Type: Data Center/Web Hosting/Transit

Comments:
Type Details Datetime
attackspam
$f2bV_matches
2019-12-28 18:52:44
attackspambots
Invalid user herminia from 104.45.20.255 port 29536
2019-12-26 02:01:05
attackspam
Dec 15 15:51:48 areeb-Workstation sshd[14593]: Failed password for root from 104.45.20.255 port 20570 ssh2
...
2019-12-15 18:28:20
attackspambots
$f2bV_matches
2019-12-13 15:12:12
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.45.20.255
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 20796
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			196	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019121300 1800 900 604800 86400

;; Query time: 116 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Dec 13 15:12:09 CST 2019
;; MSG SIZE  rcvd: 117
Host info
Host 255.20.45.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 255.20.45.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
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SMTP-sasl brute force
...
2019-06-24 20:43:30
115.79.142.186 attack
445/tcp 445/tcp 445/tcp
[2019-05-07/06-24]3pkt
2019-06-24 20:46:36
182.253.117.34 attack
445/tcp 445/tcp
[2019-05-03/06-24]2pkt
2019-06-24 20:58:51
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MYH,DEF GET /wp-login.php
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66.240.236.119 attack
MultiHost/MultiPort Probe, Scan, Hack -
2019-06-24 20:51:40
190.177.23.237 attackspam
Spam Timestamp : 24-Jun-19 12:47 _ BlockList Provider  combined abuse _ (955)
2019-06-24 20:43:04
177.221.109.237 attackspam
SMTP-sasl brute force
...
2019-06-24 21:17:14
198.245.61.119 attackspambots
MYH,DEF GET /wp-login.php
2019-06-24 20:22:49
74.208.145.182 attackspam
RDP brute forcing (d)
2019-06-24 20:56:05
89.248.174.167 attackbotsspam
¯\_(ツ)_/¯
2019-06-24 20:41:33
112.164.187.136 attackspambots
37215/tcp 37215/tcp 37215/tcp
[2019-06-21/24]3pkt
2019-06-24 21:23:07
132.232.133.12 attack
Jun 24 12:09:35 localhost sshd\[90945\]: Invalid user beltrami from 132.232.133.12 port 54627
Jun 24 12:09:35 localhost sshd\[90945\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=132.232.133.12
Jun 24 12:09:37 localhost sshd\[90945\]: Failed password for invalid user beltrami from 132.232.133.12 port 54627 ssh2
Jun 24 12:11:13 localhost sshd\[90980\]: Invalid user jboss from 132.232.133.12 port 11384
Jun 24 12:11:13 localhost sshd\[90980\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=132.232.133.12
...
2019-06-24 21:02:00
219.154.17.117 attackbotsspam
TCP src-port=38270   dst-port=25    abuseat-org zen-spamhaus megarbl         (952)
2019-06-24 20:48:30

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