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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.49.51
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 25432
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.49.51.			IN	A

;; AUTHORITY SECTION:
.			468	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022022401 1800 900 604800 86400

;; Query time: 47 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 25 11:58:02 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 51.49.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 51.49.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
91.190.52.81 attack
Unauthorized connection attempt from IP address 91.190.52.81 on Port 445(SMB)
2020-10-03 03:50:43
83.97.20.21 attack
Sep 24 06:17:33 *hidden* postfix/postscreen[15625]: DNSBL rank 3 for [83.97.20.21]:35026
2020-10-03 03:55:13
106.52.137.134 attackspambots
Tried sshing with brute force.
2020-10-03 03:44:08
64.225.25.59 attack
$f2bV_matches
2020-10-03 03:46:59
114.245.31.241 attackspambots
Invalid user openhabian from 114.245.31.241 port 58212
2020-10-03 04:02:02
157.245.135.156 attackbots
Brute%20Force%20SSH
2020-10-03 03:45:09
223.247.153.244 attackbots
 TCP (SYN) 223.247.153.244:58023 -> port 8140, len 44
2020-10-03 03:48:51
222.185.231.246 attackspam
SSH Login Bruteforce
2020-10-03 04:00:17
218.59.15.10 attack
Listed on    abuseat.org plus zen-spamhaus   / proto=6  .  srcport=51363  .  dstport=23 Telnet  .     (3853)
2020-10-03 03:26:23
89.144.47.28 attackspam
Oct  2 20:42:36 ns382633 sshd\[24984\]: Invalid user admin from 89.144.47.28 port 19099
Oct  2 20:42:36 ns382633 sshd\[24984\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=89.144.47.28
Oct  2 20:42:38 ns382633 sshd\[24984\]: Failed password for invalid user admin from 89.144.47.28 port 19099 ssh2
Oct  2 20:42:39 ns382633 sshd\[24986\]: Invalid user admin from 89.144.47.28 port 21586
Oct  2 20:42:39 ns382633 sshd\[24986\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=89.144.47.28
2020-10-03 03:40:44
167.99.67.123 attack
SCAN: Host Sweep CloudCIX Reconnaissance Scan Detected, PTR: PTR record not found
2020-10-03 03:25:37
212.70.149.52 attackspam
abuse-sasl
2020-10-03 03:49:50
200.160.116.25 attackbotsspam
1601641058 - 10/02/2020 14:17:38 Host: 200.160.116.25/200.160.116.25 Port: 445 TCP Blocked
2020-10-03 03:49:06
114.92.171.237 attackbotsspam
1601584916 - 10/01/2020 22:41:56 Host: 114.92.171.237/114.92.171.237 Port: 445 TCP Blocked
2020-10-03 03:24:36
46.146.240.185 attackbots
2020-10-02T13:32:45.509906yoshi.linuxbox.ninja sshd[2361400]: Invalid user postgres from 46.146.240.185 port 46423
2020-10-02T13:32:48.011216yoshi.linuxbox.ninja sshd[2361400]: Failed password for invalid user postgres from 46.146.240.185 port 46423 ssh2
2020-10-02T13:35:16.698074yoshi.linuxbox.ninja sshd[2362978]: Invalid user admin from 46.146.240.185 port 38476
...
2020-10-03 03:34:27

Recently Reported IPs

104.21.49.39 104.21.49.64 104.21.5.114 185.63.253.152
233.192.140.30 103.213.31.233 103.21.58.166 103.213.245.51
103.214.100.50 103.214.169.21 103.21.130.64 103.21.130.232
103.212.120.55 103.214.170.62 103.214.171.22 104.21.50.130
103.210.238.171 103.210.237.159 104.21.50.25 103.214.20.65