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: China

Internet Service Provider: China Unicom Henan Province Network

Hostname: unknown

Organization: unknown

Usage Type: unknown

Comments:
Type Details Datetime
attack
Jul 15 22:10:04 archiv sshd[20270]: Address 42.236.139.27 maps to hn.kd.ny.adsl, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!
Jul 15 22:10:04 archiv sshd[20270]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.236.139.27  user=r.r
Jul 15 22:10:06 archiv sshd[20270]: Failed password for r.r from 42.236.139.27 port 46420 ssh2
Jul 15 22:10:07 archiv sshd[20270]: Received disconnect from 42.236.139.27 port 46420:11: Bye Bye [preauth]
Jul 15 22:10:07 archiv sshd[20270]: Disconnected from 42.236.139.27 port 46420 [preauth]
Jul 15 22:36:48 archiv sshd[20347]: Connection closed by 42.236.139.27 port 37704 [preauth]
Jul 15 22:57:41 archiv sshd[20551]: Address 42.236.139.27 maps to hn.kd.ny.adsl, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!
Jul 15 22:57:41 archiv sshd[20551]: Invalid user Nicole from 42.236.139.27 port 48450
Jul 15 22:57:41 archiv sshd[20551]: pam_unix(sshd:auth): authe........
-------------------------------
2019-07-18 06:53:37
attackbotsspam
Jul 15 22:10:04 archiv sshd[20270]: Address 42.236.139.27 maps to hn.kd.ny.adsl, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!
Jul 15 22:10:04 archiv sshd[20270]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.236.139.27  user=r.r
Jul 15 22:10:06 archiv sshd[20270]: Failed password for r.r from 42.236.139.27 port 46420 ssh2
Jul 15 22:10:07 archiv sshd[20270]: Received disconnect from 42.236.139.27 port 46420:11: Bye Bye [preauth]
Jul 15 22:10:07 archiv sshd[20270]: Disconnected from 42.236.139.27 port 46420 [preauth]
Jul 15 22:36:48 archiv sshd[20347]: Connection closed by 42.236.139.27 port 37704 [preauth]
Jul 15 22:57:41 archiv sshd[20551]: Address 42.236.139.27 maps to hn.kd.ny.adsl, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!
Jul 15 22:57:41 archiv sshd[20551]: Invalid user Nicole from 42.236.139.27 port 48450
Jul 15 22:57:41 archiv sshd[20551]: pam_unix(sshd:auth): authe........
-------------------------------
2019-07-17 06:10:19
attackbots
Jul 16 05:26:15 rpi sshd[22393]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.236.139.27 
Jul 16 05:26:17 rpi sshd[22393]: Failed password for invalid user csgo from 42.236.139.27 port 38938 ssh2
2019-07-16 17:21:11
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 42.236.139.27
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 38316
;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			3600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019071600 1800 900 604800 86400

;; Query time: 2 msec
;; SERVER: 67.207.67.2#53(67.207.67.2)
;; WHEN: Tue Jul 16 17:21:04 CST 2019
;; MSG SIZE  rcvd: 117
Host info
27.139.236.42.in-addr.arpa domain name pointer hn.kd.ny.adsl.
Nslookup info:
Server:		67.207.67.2
Address:	67.207.67.2#53

Non-authoritative answer:
27.139.236.42.in-addr.arpa	name = hn.kd.ny.adsl.

Authoritative answers can be found from:
Related IP info:
Related comments:
IP Type Details Datetime
217.217.144.238 attackspam
Unauthorized connection attempt detected from IP address 217.217.144.238 to port 5555 [J]
2020-01-05 08:15:38
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Unauthorized connection attempt detected from IP address 61.84.247.221 to port 5555 [J]
2020-01-05 08:10:07
59.13.9.112 attackbots
Unauthorized connection attempt detected from IP address 59.13.9.112 to port 81
2020-01-05 08:10:25
175.199.28.25 attack
Unauthorized connection attempt detected from IP address 175.199.28.25 to port 4567 [J]
2020-01-05 08:28:56
77.42.118.169 attack
Unauthorized connection attempt detected from IP address 77.42.118.169 to port 23 [J]
2020-01-05 08:37:04
222.186.15.158 attackbots
Jan  5 01:09:04 [host] sshd[5957]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.15.158  user=root
Jan  5 01:09:06 [host] sshd[5957]: Failed password for root from 222.186.15.158 port 41607 ssh2
Jan  5 01:09:09 [host] sshd[5957]: Failed password for root from 222.186.15.158 port 41607 ssh2
2020-01-05 08:14:32
189.236.159.52 attackspambots
Unauthorized connection attempt detected from IP address 189.236.159.52 to port 4567 [J]
2020-01-05 08:22:47
45.113.70.231 attackbots
Unauthorized connection attempt detected from IP address 45.113.70.231 to port 1687 [J]
2020-01-05 08:11:13
78.187.9.193 attack
Unauthorized connection attempt detected from IP address 78.187.9.193 to port 81 [J]
2020-01-05 08:06:56
79.3.96.11 attack
Unauthorized connection attempt detected from IP address 79.3.96.11 to port 85 [J]
2020-01-05 08:35:02
213.97.62.3 attackspam
Unauthorized connection attempt detected from IP address 213.97.62.3 to port 22
2020-01-05 08:15:53
78.188.76.96 attack
Unauthorized connection attempt detected from IP address 78.188.76.96 to port 2323 [J]
2020-01-05 08:05:36
24.231.105.166 attackbotsspam
Unauthorized connection attempt detected from IP address 24.231.105.166 to port 5555
2020-01-05 08:14:17
78.188.60.94 attackspam
Unauthorized connection attempt detected from IP address 78.188.60.94 to port 81
2020-01-05 08:05:52
88.148.52.173 attack
Unauthorized connection attempt detected from IP address 88.148.52.173 to port 81 [J]
2020-01-05 08:02:37

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