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 <<>> 104.21.12.57
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 55924
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.12.57.			IN	A

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

;; Query time: 68 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:10:26 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 57.12.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 57.12.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
113.160.131.101 attackspambots
Unauthorized connection attempt from IP address 113.160.131.101 on Port 445(SMB)
2019-08-13 17:25:08
201.235.61.59 attackspam
Honeypot attack, port: 23, PTR: 59-61-235-201.fibertel.com.ar.
2019-08-13 17:29:53
1.64.12.154 attackspam
SMTP/25/465/587-993/995 Probe, Reject, BadAuth, Hack, SPAM -
2019-08-13 18:24:35
190.145.55.89 attackspambots
Aug 13 15:55:19 vibhu-HP-Z238-Microtower-Workstation sshd\[7300\]: Invalid user design from 190.145.55.89
Aug 13 15:55:19 vibhu-HP-Z238-Microtower-Workstation sshd\[7300\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=190.145.55.89
Aug 13 15:55:20 vibhu-HP-Z238-Microtower-Workstation sshd\[7300\]: Failed password for invalid user design from 190.145.55.89 port 38603 ssh2
Aug 13 16:00:42 vibhu-HP-Z238-Microtower-Workstation sshd\[7476\]: Invalid user hzh from 190.145.55.89
Aug 13 16:00:42 vibhu-HP-Z238-Microtower-Workstation sshd\[7476\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=190.145.55.89
...
2019-08-13 18:36:34
194.145.137.141 attackbots
Aug 13 17:01:38 our-server-hostname postfix/smtpd[2784]: connect from unknown[194.145.137.141]
Aug x@x
Aug x@x
Aug x@x
Aug x@x
Aug x@x
Aug x@x
Aug x@x
Aug x@x
Aug x@x
Aug x@x
Aug 13 17:01:46 our-server-hostname postfix/smtpd[2784]: too many errors after DATA from unknown[194.145.137.141]
Aug 13 17:01:46 our-server-hostname postfix/smtpd[2784]: disconnect from unknown[194.145.137.141]
Aug 13 17:01:47 our-server-hostname postfix/smtpd[2437]: connect from unknown[194.145.137.141]
Aug x@x


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=194.145.137.141
2019-08-13 18:33:57
94.176.77.55 attackbotsspam
(Aug 13)  LEN=40 TTL=244 ID=56278 DF TCP DPT=23 WINDOW=14600 SYN 
 (Aug 13)  LEN=40 TTL=244 ID=54359 DF TCP DPT=23 WINDOW=14600 SYN 
 (Aug 13)  LEN=40 TTL=244 ID=11988 DF TCP DPT=23 WINDOW=14600 SYN 
 (Aug 13)  LEN=40 TTL=244 ID=59293 DF TCP DPT=23 WINDOW=14600 SYN 
 (Aug 13)  LEN=40 TTL=244 ID=23249 DF TCP DPT=23 WINDOW=14600 SYN 
 (Aug 13)  LEN=40 TTL=244 ID=24690 DF TCP DPT=23 WINDOW=14600 SYN 
 (Aug 13)  LEN=40 TTL=244 ID=3021 DF TCP DPT=23 WINDOW=14600 SYN 
 (Aug 12)  LEN=40 TTL=244 ID=33903 DF TCP DPT=23 WINDOW=14600 SYN 
 (Aug 12)  LEN=40 TTL=244 ID=48896 DF TCP DPT=23 WINDOW=14600 SYN 
 (Aug 12)  LEN=40 TTL=244 ID=35365 DF TCP DPT=23 WINDOW=14600 SYN 
 (Aug 12)  LEN=40 TTL=244 ID=17206 DF TCP DPT=23 WINDOW=14600 SYN 
 (Aug 12)  LEN=40 TTL=244 ID=51134 DF TCP DPT=23 WINDOW=14600 SYN 
 (Aug 12)  LEN=40 TTL=244 ID=36061 DF TCP DPT=23 WINDOW=14600 SYN 
 (Aug 12)  LEN=40 TTL=244 ID=31577 DF TCP DPT=23 WINDOW=14600 SYN 
 (Aug 12)  LEN=40 TTL=244 ID=44364 DF TCP DPT=23 WINDOW=14600 S...
2019-08-13 18:29:14
41.103.29.63 attackbots
SMTP/25/465/587-993/995 Probe, Reject, BadAuth, Hack, SPAM -
2019-08-13 17:32:33
101.81.221.82 attack
Attempt to access someones steam account
2019-08-13 18:32:32
188.215.72.26 attack
SSH Bruteforce attempt
2019-08-13 18:37:45
193.112.160.221 attackbots
Aug 13 11:50:14 plex sshd[931]: Invalid user ftp4 from 193.112.160.221 port 40468
2019-08-13 18:11:34
111.230.241.90 attack
Aug 13 05:37:24 TORMINT sshd\[7355\]: Invalid user raquel from 111.230.241.90
Aug 13 05:37:24 TORMINT sshd\[7355\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.230.241.90
Aug 13 05:37:26 TORMINT sshd\[7355\]: Failed password for invalid user raquel from 111.230.241.90 port 33392 ssh2
...
2019-08-13 17:40:08
45.78.5.60 attackbotsspam
detected by Fail2Ban
2019-08-13 18:25:57
176.59.38.171 attack
dmarc report from: Mail.Ru
[reports:1]
[domains:1]
scam dkim: sendgrid.info
2019-08-13 18:21:48
139.199.213.105 attack
Aug 13 09:39:21 MK-Soft-VM5 sshd\[8025\]: Invalid user raymond from 139.199.213.105 port 58775
Aug 13 09:39:21 MK-Soft-VM5 sshd\[8025\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.199.213.105
Aug 13 09:39:23 MK-Soft-VM5 sshd\[8025\]: Failed password for invalid user raymond from 139.199.213.105 port 58775 ssh2
...
2019-08-13 18:18:21
140.143.63.24 attack
$f2bV_matches
2019-08-13 17:50:22

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