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

Internet Service Provider: Microsoft Corporation

Hostname: unknown

Organization: unknown

Usage Type: Data Center/Web Hosting/Transit

Comments:
Type Details Datetime
attackbotsspam
Triggered by Fail2Ban at Ares web server
2019-08-01 22:47:50
attackbots
2019-07-29T19:31:20.728299vfs-server-01 sshd\[24034\]: Invalid user oracle from 52.236.136.140 port 50475
2019-07-29T19:32:50.661983vfs-server-01 sshd\[24105\]: Invalid user oracle from 52.236.136.140 port 55838
2019-07-29T19:34:20.431747vfs-server-01 sshd\[24153\]: Invalid user oracle from 52.236.136.140 port 61199
2019-07-30 07:47:32
attackbots
Jun 24 16:46:55 host sshd[22885]: Invalid user testuser from 52.236.136.140
Jun 24 16:46:58 host sshd[22885]: Failed password for invalid user testuser from 52.236.136.140 port 31938 ssh2
Jun 24 16:49:45 host sshd[22940]: Invalid user saugata from 52.236.136.140
Jun 24 16:49:46 host sshd[22940]: Failed password for invalid user saugata from 52.236.136.140 port 65014 ssh2
Jun 24 16:51:29 host sshd[23049]: Invalid user browser from 52.236.136.140


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=52.236.136.140
2019-06-30 17:22:38
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 52.236.136.140
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 17462
;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			3600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019063000 1800 900 604800 86400

;; Query time: 2 msec
;; SERVER: 67.207.67.2#53(67.207.67.2)
;; WHEN: Sun Jun 30 17:22:31 CST 2019
;; MSG SIZE  rcvd: 118
Host info
Host 140.136.236.52.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		67.207.67.2
Address:	67.207.67.2#53

** server can't find 140.136.236.52.in-addr.arpa: NXDOMAIN
Related IP info:
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2020-04-13 01:28:40
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