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
attack
Unauthorized connection attempt detected from IP address 52.157.192.40 to port 2220 [J]
2020-01-14 20:44:13
attack
Unauthorized connection attempt detected from IP address 52.157.192.40 to port 2220 [J]
2020-01-06 17:43:11
attackspambots
$f2bV_matches
2020-01-02 02:57:27
attackbotsspam
Dec 27 07:23:55 [host] sshd[4885]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=52.157.192.40  user=root
Dec 27 07:23:57 [host] sshd[4885]: Failed password for root from 52.157.192.40 port 1664 ssh2
Dec 27 07:26:58 [host] sshd[4933]: Invalid user vagrant from 52.157.192.40
2019-12-27 17:40:45
attackbots
Dec 26 15:20:17 localhost sshd\[57677\]: Invalid user stiles from 52.157.192.40 port 1280
Dec 26 15:20:17 localhost sshd\[57677\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=52.157.192.40
Dec 26 15:20:19 localhost sshd\[57677\]: Failed password for invalid user stiles from 52.157.192.40 port 1280 ssh2
Dec 26 15:22:29 localhost sshd\[57707\]: Invalid user santino from 52.157.192.40 port 1280
Dec 26 15:22:29 localhost sshd\[57707\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=52.157.192.40
...
2019-12-27 03:51:04
attack
Invalid user rulloa from 52.157.192.40 port 1600
2019-12-22 06:36:22
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 52.157.192.40
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 32816
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			339	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019122101 1800 900 604800 86400

;; Query time: 55 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Dec 22 06:36:19 CST 2019
;; MSG SIZE  rcvd: 117
Host info
Host 40.192.157.52.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 40.192.157.52.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
45.6.72.17 attackbotsspam
2019-12-18T13:23:54.481821struts4.enskede.local sshd\[4071\]: Invalid user serack from 45.6.72.17 port 32880
2019-12-18T13:23:54.491014struts4.enskede.local sshd\[4071\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.6.72.17.leonetprovedor.com.br
2019-12-18T13:23:57.148006struts4.enskede.local sshd\[4071\]: Failed password for invalid user serack from 45.6.72.17 port 32880 ssh2
2019-12-18T13:30:24.354223struts4.enskede.local sshd\[4074\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.6.72.17.leonetprovedor.com.br  user=root
2019-12-18T13:30:28.320369struts4.enskede.local sshd\[4074\]: Failed password for root from 45.6.72.17 port 40098 ssh2
...
2019-12-18 22:04:21
216.218.206.113 attackspambots
216.218.206.113 was recorded 5 times by 5 hosts attempting to connect to the following ports: 30005,1434. Incident counter (4h, 24h, all-time): 5, 8, 191
2019-12-18 22:05:00
109.110.52.77 attackbotsspam
Dec 18 15:08:46 icecube sshd[84858]: Failed password for root from 109.110.52.77 port 54738 ssh2
2019-12-18 22:12:38
162.220.165.173 attackbotsspam
Honeypot attack, port: 81, PTR: gruz03.ru.
2019-12-18 21:54:25
202.62.8.21 attack
Unauthorized connection attempt detected from IP address 202.62.8.21 to port 445
2019-12-18 21:38:43
165.192.78.20 attackbotsspam
SSH Brute Force
2019-12-18 21:56:09
212.47.246.150 attackspambots
Dec 18 03:43:36 wbs sshd\[5839\]: Invalid user test from 212.47.246.150
Dec 18 03:43:36 wbs sshd\[5839\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=150-246-47-212.rev.cloud.scaleway.com
Dec 18 03:43:38 wbs sshd\[5839\]: Failed password for invalid user test from 212.47.246.150 port 36314 ssh2
Dec 18 03:49:02 wbs sshd\[6353\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=150-246-47-212.rev.cloud.scaleway.com  user=root
Dec 18 03:49:04 wbs sshd\[6353\]: Failed password for root from 212.47.246.150 port 43932 ssh2
2019-12-18 22:03:10
154.126.173.31 attack
Honeypot attack, port: 23, PTR: PTR record not found
2019-12-18 22:16:06
178.128.81.60 attack
Invalid user butget from 178.128.81.60 port 48596
2019-12-18 22:03:40
182.112.4.127 attackspambots
Dec 18 07:23:55 debian-2gb-nbg1-2 kernel: \[303010.162736\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=182.112.4.127 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=43 ID=45020 PROTO=TCP SPT=6294 DPT=23 WINDOW=15542 RES=0x00 SYN URGP=0 
Dec 18 07:23:55 debian-2gb-nbg1-2 kernel: \[303010.248790\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=182.112.4.127 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=43 ID=45020 PROTO=TCP SPT=6294 DPT=23 WINDOW=15542 RES=0x00 SYN URGP=0
2019-12-18 22:14:38
157.230.7.100 attackbotsspam
Dec 18 10:51:29 server sshd\[10585\]: Invalid user test from 157.230.7.100
Dec 18 10:51:29 server sshd\[10585\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.7.100 
Dec 18 10:51:31 server sshd\[10585\]: Failed password for invalid user test from 157.230.7.100 port 33730 ssh2
Dec 18 11:01:53 server sshd\[13477\]: Invalid user arma1 from 157.230.7.100
Dec 18 11:01:53 server sshd\[13477\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.7.100 
...
2019-12-18 22:11:32
40.92.72.92 attackspambots
Dec 18 09:24:06 debian-2gb-vpn-nbg1-1 kernel: [1028610.970798] [UFW BLOCK] IN=eth0 OUT= MAC=96:00:00:38:96:44:d2:74:7f:6e:37:e3:08:00 SRC=40.92.72.92 DST=78.46.192.101 LEN=40 TOS=0x00 PREC=0x00 TTL=240 ID=26696 DF PROTO=TCP SPT=8455 DPT=25 WINDOW=0 RES=0x00 ACK RST URGP=0
2019-12-18 22:04:41
51.75.236.162 attackbotsspam
Dec 18 18:32:37 gw1 sshd[25606]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.75.236.162
Dec 18 18:32:40 gw1 sshd[25606]: Failed password for invalid user server from 51.75.236.162 port 47844 ssh2
...
2019-12-18 21:44:44
198.12.124.178 attackbotsspam
firewall-block, port(s): 445/tcp
2019-12-18 21:46:38
51.75.17.6 attackbots
Dec 18 10:32:01 vpn01 sshd[15843]: Failed password for root from 51.75.17.6 port 40120 ssh2
...
2019-12-18 21:50:51

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