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: São Paulo

Region: Sao Paulo

Country: Brazil

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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 18.231.237.212
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 21573
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;18.231.237.212.			IN	A

;; AUTHORITY SECTION:
.			439	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2023040800 1800 900 604800 86400

;; Query time: 58 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Apr 09 02:40:32 CST 2023
;; MSG SIZE  rcvd: 107
Host info
212.237.231.18.in-addr.arpa domain name pointer ec2-18-231-237-212.sa-east-1.compute.amazonaws.com.
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

Non-authoritative answer:
212.237.231.18.in-addr.arpa	name = ec2-18-231-237-212.sa-east-1.compute.amazonaws.com.

Authoritative answers can be found from:
Related IP info:
Related comments:
IP Type Details Datetime
111.207.105.199 attackbots
$f2bV_matches
2019-09-26 18:15:38
120.224.121.10 attackbotsspam
19/9/25@23:44:02: FAIL: IoT-Telnet address from=120.224.121.10
...
2019-09-26 18:24:48
35.201.196.231 attack
blacklist username user
Invalid user user from 35.201.196.231 port 53430
2019-09-26 18:09:23
49.69.209.165 attack
$f2bV_matches
2019-09-26 18:03:23
79.155.35.226 attackbotsspam
Sep 25 02:16:06 lvps87-230-18-107 sshd[21997]: Invalid user univershostnameaetsrechenzentrum from 79.155.35.226
Sep 25 02:16:08 lvps87-230-18-107 sshd[21997]: Failed password for invalid user univershostnameaetsrechenzentrum from 79.155.35.226 port 36876 ssh2
Sep 25 02:16:08 lvps87-230-18-107 sshd[21997]: Received disconnect from 79.155.35.226: 11: Bye Bye [preauth]
Sep 25 02:19:42 lvps87-230-18-107 sshd[22067]: Invalid user ogrish123 from 79.155.35.226
Sep 25 02:19:44 lvps87-230-18-107 sshd[22067]: Failed password for invalid user ogrish123 from 79.155.35.226 port 50138 ssh2
Sep 25 02:19:44 lvps87-230-18-107 sshd[22067]: Received disconnect from 79.155.35.226: 11: Bye Bye [preauth]
Sep 25 02:23:15 lvps87-230-18-107 sshd[22201]: Invalid user omega from 79.155.35.226
Sep 25 02:23:17 lvps87-230-18-107 sshd[22201]: Failed password for invalid user omega from 79.155.35.226 port 35166 ssh2
Sep 25 02:23:17 lvps87-230-18-107 sshd[22201]: Received disconnect from 79.155.35.226:........
-------------------------------
2019-09-26 18:14:08
120.28.104.62 attack
Unauthorized connection attempt from IP address 120.28.104.62 on Port 445(SMB)
2019-09-26 17:50:46
49.235.7.47 attackspam
Invalid user pos3 from 49.235.7.47 port 41154
2019-09-26 17:45:57
116.102.100.103 attack
Attempt to attack host OS, exploiting network vulnerabilities, on 26-09-2019 04:45:22.
2019-09-26 17:52:53
54.213.182.74 attack
Sending out Netflix spam from IP 54.240.14.174 
(amazon.com / amazonaws.com) 

I have NEVER been a Netflix customer and
never asked for this junk. 

The website spammed out is 

https://www.netflix.com/signup/creditoption?nftoken=BQAbAAEBEA77T6CHfer3tv8qolkSAduAkLFC%2FFYUyiUS4Sdi62TDOAptLP7WiMxUQK74rIuN%2BRXrWDnwU8vxCNSC2khWG0ZmflN2tsqMsqNHMDWRdKmlf6XFVqwlgd%2BFLY2Nz88IH4y3pcuOeFYD5X9L4G9ZZfbRHvrmZF%2FjsAyUI1f5mpTFg3eEFWfNQayYDiVrbb%2FU65EF%2B0XXrVI0T4jKa2zmCB8w5g%3D%3D&lnktrk=EMP&g=AEF2F71097E503EBEB44921E2720235C64526E40&lkid=URL_SIGNUP_CREDIT
IPs: 54.69.16.110, 54.70.73.70, 54.149.101.155,
54.201.91.38, 54.213.182.74, 52.37.77.112,
52.41.20.47, 52.41.193.16
(amazon.com / amazonaws.com) 

amazon are pure scumbags who allow their 
customers to send out spam and do nothing 
about it! 
Report via email and website at 
https://support.aws.amazon.com/#/contacts/report-abuse
2019-09-26 18:05:05
117.0.119.197 attackspam
Attempt to attack host OS, exploiting network vulnerabilities, on 26-09-2019 04:45:22.
2019-09-26 17:52:19
80.82.64.127 attack
Port Scan: TCP/33895
2019-09-26 17:45:27
14.172.89.84 attack
Attempt to attack host OS, exploiting network vulnerabilities, on 26-09-2019 04:45:25.
2019-09-26 17:47:16
208.96.106.27 attackbotsspam
Attempted to connect 3 times to port 5555 TCP
2019-09-26 18:00:14
14.161.24.90 attackspambots
Attempt to attack host OS, exploiting network vulnerabilities, on 26-09-2019 04:45:24.
2019-09-26 17:49:59
129.28.180.174 attack
Invalid user pim from 129.28.180.174 port 34804
2019-09-26 18:11:11

Recently Reported IPs

40.115.3.253 113.24.225.100 102.218.235.16 86.138.42.131
19.165.133.179 61.26.53.106 134.122.104.91 98.133.98.212
35.238.69.140 113.24.225.162 2.46.78.67 34.65.8.238
178.128.219.63 113.24.225.240 113.24.225.24 146.0.241.225
14.233.219.241 193.233.21.96 0.210.81.165 196.84.16.235