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: unknown

Hostname: unknown

Organization: unknown

Usage Type: unknown

Comments:
No discussion about this IP yet. Click above link to make one.
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.18.21.136
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 14941
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.18.21.136.			IN	A

;; AUTHORITY SECTION:
.			208	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021700 1800 900 604800 86400

;; Query time: 58 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 01:49:25 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 136.21.18.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 136.21.18.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
27.72.109.15 attackspam
Sep  6 19:27:37 vpn01 sshd[17886]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=27.72.109.15
Sep  6 19:27:40 vpn01 sshd[17886]: Failed password for invalid user apache from 27.72.109.15 port 48787 ssh2
...
2020-09-07 03:40:40
188.165.169.238 attackspambots
Sep  6 11:13:22 inter-technics sshd[23275]: Invalid user asiforis from 188.165.169.238 port 58546
Sep  6 11:13:22 inter-technics sshd[23275]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.165.169.238
Sep  6 11:13:22 inter-technics sshd[23275]: Invalid user asiforis from 188.165.169.238 port 58546
Sep  6 11:13:24 inter-technics sshd[23275]: Failed password for invalid user asiforis from 188.165.169.238 port 58546 ssh2
Sep  6 11:16:45 inter-technics sshd[23515]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.165.169.238  user=root
Sep  6 11:16:47 inter-technics sshd[23515]: Failed password for root from 188.165.169.238 port 34818 ssh2
...
2020-09-07 03:50:43
51.37.84.31 attack
Sep  5 12:31:02 hurricane sshd[5166]: Invalid user pi from 51.37.84.31 port 45070
Sep  5 12:31:02 hurricane sshd[5167]: Invalid user pi from 51.37.84.31 port 45074
Sep  5 12:31:02 hurricane sshd[5166]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.37.84.31
Sep  5 12:31:02 hurricane sshd[5167]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.37.84.31
Sep  5 12:31:05 hurricane sshd[5166]: Failed password for invalid user pi from 51.37.84.31 port 45070 ssh2
Sep  5 12:31:05 hurricane sshd[5167]: Failed password for invalid user pi from 51.37.84.31 port 45074 ssh2
Sep  5 12:31:05 hurricane sshd[5166]: Connection closed by 51.37.84.31 port 45070 [preauth]
Sep  5 12:31:05 hurricane sshd[5167]: Connection closed by 51.37.84.31 port 45074 [preauth]


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=51.37.84.31
2020-09-07 04:00:02
37.187.3.53 attackspam
SSH brute-force attempt
2020-09-07 03:57:38
97.107.132.120 attack
port scan and connect, tcp 8080 (http-proxy)
2020-09-07 04:08:09
112.85.42.176 attackbots
Sep  6 19:33:53 instance-2 sshd[27627]: Failed password for root from 112.85.42.176 port 43455 ssh2
Sep  6 19:33:56 instance-2 sshd[27627]: Failed password for root from 112.85.42.176 port 43455 ssh2
Sep  6 19:34:00 instance-2 sshd[27627]: Failed password for root from 112.85.42.176 port 43455 ssh2
Sep  6 19:34:05 instance-2 sshd[27627]: Failed password for root from 112.85.42.176 port 43455 ssh2
2020-09-07 03:51:13
201.42.38.27 attack
Telnet Honeypot -> Telnet Bruteforce / Login
2020-09-07 03:50:06
45.155.205.51 attackbotsspam
Attempted connection to port 56908.
2020-09-07 03:38:39
195.82.113.65 attackbots
Sep  6 19:17:56 rush sshd[24056]: Failed password for root from 195.82.113.65 port 49270 ssh2
Sep  6 19:23:35 rush sshd[24212]: Failed password for root from 195.82.113.65 port 42478 ssh2
...
2020-09-07 03:39:56
54.38.188.105 attackspambots
Time:     Sun Sep  6 19:57:51 2020 +0200
IP:       54.38.188.105 (FR/France/105.ip-54-38-188.eu)
Failures: 5 (sshd)
Interval: 3600 seconds
Blocked:  Permanent Block [LF_SSHD]

Log entries:

Sep  6 19:40:10 ca-3-ams1 sshd[39316]: Invalid user admin from 54.38.188.105 port 57620
Sep  6 19:40:12 ca-3-ams1 sshd[39316]: Failed password for invalid user admin from 54.38.188.105 port 57620 ssh2
Sep  6 19:54:29 ca-3-ams1 sshd[39865]: Invalid user admin from 54.38.188.105 port 36360
Sep  6 19:54:31 ca-3-ams1 sshd[39865]: Failed password for invalid user admin from 54.38.188.105 port 36360 ssh2
Sep  6 19:57:48 ca-3-ams1 sshd[39982]: Failed password for root from 54.38.188.105 port 41242 ssh2
2020-09-07 03:53:43
178.220.2.141 attack
Honeypot attack, port: 445, PTR: 178-220-2-141.dynamic.isp.telekom.rs.
2020-09-07 03:44:40
75.134.150.171 attack
Sep  5 18:39:57 server2 sshd[15731]: Invalid user admin from 75.134.150.171
Sep  5 18:39:59 server2 sshd[15731]: Failed password for invalid user admin from 75.134.150.171 port 56563 ssh2
Sep  5 18:39:59 server2 sshd[15731]: Received disconnect from 75.134.150.171: 11: Bye Bye [preauth]
Sep  5 18:40:00 server2 sshd[15749]: Invalid user admin from 75.134.150.171


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=75.134.150.171
2020-09-07 04:12:29
71.19.250.131 attackbots
SCAN: Host Sweep CloudCIX Reconnaissance Scan Detected, PTR: PTR record not found
2020-09-07 04:11:03
117.240.89.18 attackbots
SCAN: Host Sweep CloudCIX Reconnaissance Scan Detected, PTR: PTR record not found
2020-09-07 04:11:52
200.87.94.145 attackbotsspam
Honeypot attack, port: 445, PTR: PTR record not found
2020-09-07 03:36:12

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