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: None

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 <<>> 104.18.21.12
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 53211
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.18.21.12.			IN	A

;; AUTHORITY SECTION:
.			125	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022022000 1800 900 604800 86400

;; Query time: 41 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Feb 20 19:22:32 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 12.21.18.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 12.21.18.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
220.164.226.212 attackbotsspam
 TCP (SYN) 220.164.226.212:65307 -> port 1433, len 48
2020-09-04 04:18:45
110.249.36.193 attackbotsspam
Unauthorised access (Sep  3) SRC=110.249.36.193 LEN=40 TTL=46 ID=25159 TCP DPT=8080 WINDOW=23658 SYN 
Unauthorised access (Sep  1) SRC=110.249.36.193 LEN=40 TTL=46 ID=10036 TCP DPT=8080 WINDOW=59594 SYN 
Unauthorised access (Aug 31) SRC=110.249.36.193 LEN=40 TTL=46 ID=46851 TCP DPT=8080 WINDOW=59594 SYN
2020-09-04 04:11:55
206.189.181.12 attackspam
 TCP (SYN) 206.189.181.12:34377 -> port 23, len 44
2020-09-04 04:09:28
78.128.113.120 attackbots
2020-09-03 22:21:20 dovecot_login authenticator failed for \(ip-113-120.4vendeta.com.\) \[78.128.113.120\]: 535 Incorrect authentication data
2020-09-03 22:21:25 dovecot_login authenticator failed for \(ip-113-120.4vendeta.com.\) \[78.128.113.120\]: 535 Incorrect authentication data
2020-09-03 22:21:37 dovecot_login authenticator failed for \(ip-113-120.4vendeta.com.\) \[78.128.113.120\]: 535 Incorrect authentication data
2020-09-03 22:21:41 dovecot_login authenticator failed for \(ip-113-120.4vendeta.com.\) \[78.128.113.120\]: 535 Incorrect authentication data
2020-09-03 22:21:46 dovecot_login authenticator failed for \(ip-113-120.4vendeta.com.\) \[78.128.113.120\]: 535 Incorrect authentication data
...
2020-09-04 04:24:11
209.126.3.185 attackspambots
 TCP (SYN) 209.126.3.185:57751 -> port 8080, len 40
2020-09-04 04:09:06
134.180.154.14 attack
 TCP (SYN) 134.180.154.14:53494 -> port 23, len 44
2020-09-04 04:29:32
158.140.180.125 attackspambots
 TCP (SYN) 158.140.180.125:61359 -> port 445, len 52
2020-09-04 04:16:05
91.200.115.75 attack
 TCP (SYN) 91.200.115.75:27693 -> port 7547, len 40
2020-09-04 04:23:08
178.19.166.228 attack
 TCP (SYN) 178.19.166.228:44960 -> port 7547, len 44
2020-09-04 04:11:10
111.43.3.36 attackspambots
 TCP (SYN) 111.43.3.36:19854 -> port 1433, len 44
2020-09-04 04:11:36
46.161.27.150 attack
2020-09-02 14:02:39 Reject access to port(s):3389 1 times a day
2020-09-04 04:07:24
192.99.175.184 attack
 TCP (SYN) 192.99.175.184:27179 -> port 1080, len 60
2020-09-04 04:19:36
218.92.0.247 attackbots
detected by Fail2Ban
2020-09-04 04:00:02
46.48.142.45 attackbots
 TCP (SYN) 46.48.142.45:42198 -> port 2323, len 40
2020-09-04 04:25:12
184.105.247.199 attackbotsspam
 TCP (SYN) 184.105.247.199:60372 -> port 2323, len 40
2020-09-04 04:20:27

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