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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.5.90
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 40419
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.5.90.			IN	A

;; AUTHORITY SECTION:
.			113	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021702 1800 900 604800 86400

;; Query time: 63 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 10:12:04 CST 2022
;; MSG SIZE  rcvd: 104
Host info
Host 90.5.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 90.5.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
178.46.212.150 attackspam
firewall-block, port(s): 23/tcp
2020-02-04 13:25:49
139.199.48.217 attack
Feb  3 19:07:52 sachi sshd\[1146\]: Invalid user ryberg from 139.199.48.217
Feb  3 19:07:52 sachi sshd\[1146\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.199.48.217
Feb  3 19:07:55 sachi sshd\[1146\]: Failed password for invalid user ryberg from 139.199.48.217 port 54982 ssh2
Feb  3 19:12:01 sachi sshd\[1364\]: Invalid user chloris1 from 139.199.48.217
Feb  3 19:12:01 sachi sshd\[1364\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.199.48.217
2020-02-04 13:27:57
27.78.12.22 attackspambots
Feb  4 07:35:42 pkdns2 sshd\[19810\]: Address 27.78.12.22 maps to localhost, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!Feb  4 07:35:42 pkdns2 sshd\[19810\]: Invalid user admin from 27.78.12.22Feb  4 07:35:44 pkdns2 sshd\[19810\]: Failed password for invalid user admin from 27.78.12.22 port 35766 ssh2Feb  4 07:35:50 pkdns2 sshd\[19824\]: Address 27.78.12.22 maps to localhost, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!Feb  4 07:35:50 pkdns2 sshd\[19824\]: Invalid user admin from 27.78.12.22Feb  4 07:35:52 pkdns2 sshd\[19824\]: Failed password for invalid user admin from 27.78.12.22 port 34132 ssh2
...
2020-02-04 13:42:45
222.186.190.2 attackspam
Triggered by Fail2Ban at Ares web server
2020-02-04 13:44:20
188.27.235.76 attackspam
unauthorized connection attempt
2020-02-04 13:24:01
123.10.210.16 attackbots
unauthorized connection attempt
2020-02-04 13:30:18
185.173.35.45 attack
Automatic report - Banned IP Access
2020-02-04 13:46:27
113.190.255.114 attack
Unauthorized connection attempt detected from IP address 113.190.255.114 to port 1433 [J]
2020-02-04 13:32:57
37.17.250.101 attackbotsspam
Unauthorized connection attempt detected from IP address 37.17.250.101 to port 2323 [J]
2020-02-04 13:19:35
185.39.10.124 attackspam
Feb  4 05:56:31 debian-2gb-nbg1-2 kernel: \[3051441.666850\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=185.39.10.124 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=247 ID=8932 PROTO=TCP SPT=42172 DPT=17621 WINDOW=1024 RES=0x00 SYN URGP=0
2020-02-04 13:14:48
188.121.185.6 attackspambots
unauthorized connection attempt
2020-02-04 13:08:33
51.15.27.12 attackspambots
unauthorized connection attempt
2020-02-04 13:40:02
200.185.215.253 attack
unauthorized connection attempt
2020-02-04 13:22:53
121.208.190.238 attackspambots
unauthorized connection attempt
2020-02-04 13:17:15
46.118.158.40 attackbots
unauthorized connection attempt
2020-02-04 13:40:36

Recently Reported IPs

104.21.50.10 104.21.5.77 104.21.50.106 104.21.50.108
104.21.50.110 104.21.50.164 104.21.50.17 104.21.50.169
104.21.50.182 104.21.50.159 104.21.50.165 104.21.50.134
104.21.50.153 104.21.50.133 104.21.50.147 13.225.71.26
104.21.50.150 104.21.50.196 104.21.50.226 104.21.50.248